Total 1,403 job vacancies in Singapore

Job Summary:

We are seeking a motivated and detail-oriented intern to join our team as a Junior Software Developer for our Automated Fare Collection (AFC) system project. In this role, you will gain hands-on experience in the design, development, and troubleshooting of applications for gate systems and station computers in a large-scale transport environment. You will work closely with senior developers and technical leads to develop, maintain, and improve user interfaces and communication systems for these critical AFC components. This internship also includes opportunities to investigate and fix production issues, ensuring that the AFC systems run smoothly and reliably.

Job Responsibilities:

• Assist in developing and maintaining applications for AFC systems using C++/Java/Python and relevant technologies.
• Collaborate with the team to design user interfaces that optimize functionality for ticketing, fare processing, and gate management.
• Support integration between frontend systems and backend systems, ensuring seamless operation within the AFC system.
• Contribute to the investigation and troubleshooting of production issues, analyzing root causes, and fixing bugs to ensure system stability and reliability.
• Participate in debugging and fixing defects in both development and production environments, ensuring minimal downtime and impact on users.
• Assist in creating and maintaining system documentation for components, including architecture diagrams, interface specifications, and design documents.
• Ensure software components are optimized for performance, scalability, and reliability across AFC system platforms.
• Participate in code reviews and help ensure that development standards are followed in both new feature development and bug fixes.
• Maintain version control of code and documentation using platforms like Git or GitHub.
• Collaborate with cross-functional teams (backend, DevOps, QA) to resolve issues and enhance the AFC system's overall performance.

Job Requirements:

• Strong interest in software development and a passion for learning about software engineering for large-scale AFC systems.
• Basic knowledge of gate systems, station computers, and network protocols (e.g.,TCP/IP, MQTT).
• Experience with debugging, troubleshooting, and bug fixing in production environments.
• Ability to investigate and resolve production issues in a timely manner, minimizing downtime and ensuring system reliability.
• Familiarity with UI/UX design principles, especially in the context of embedded or hardware-based systems.
• Experience with programming, particularly in developing applications that require real-time communication and user interfaces.
• Exposure to system integration and experience working with REST APIs and other integration tools.
• Familiarity with version control systems like Git or GitHub.
• Strong attention to detail and organizational skills in documenting technical content (e.g., system diagrams, specifications).
• Excellent problem-solving skills and ability to apply debugging techniques effectively.
• Strong communication skills when working across technical teams (frontend, backend, QA).
• Ability to work independently and collaboratively in a fast-paced environment.

Please note that only shortlisted candidates will be notified

REQUIREMENTS:

-         6 years' post graduate experience working with Personal computers or compatibles;

-         6 years' post graduate experience using MS OS such as Windows 11 or higher and Microsoft Outlook;

-         Able to conduct unit, module, functional and volume testing; to analyze test results and to take corrective action.

a) Must have at least 6 years’ experience in developing BI and analytical solutions using SAS Visual Analytics or Tableau or others

b) Preferably have at least 6years’ experience in SQL programming, data mining, data warehouse, BI data modelling ie worked with fact tables, start schema design, operational Data Store (ODA) and other data warehouse concepts

c) Experience in Tableau, R, SAS or Python programming language will be advantageous

RESPONSIBILITIES:

The Programmers shall be required to:

i. Code, modify, test, correct and document new and existing programs using assigned languages, tools and coding conventions;

ii. Prepare and document test data;

iii. Prepare and set up testing and production environment;

iv. Prepare and maintain program and system documentation;

v. Assist in establishing file structures and processing logic requirements;

vi. Produce deliverables according to group standards and procedures;

vii. Assist Project Leaders in the study and design of application systems and work coordination, project management and user training work;

viii. Troubleshooting and supporting end-users in the implementation and maintenance of application systems;

ix. Train other contract programmers in the relevant skills;

x. Participate in Disaster Recovery activities eg simulation exercise at Disaster Recovery sites;

xi. Learn / pick up new programming skills related to System Development and Maintenance as assigned by the supervisors;

xii. Any other tasks related to System Development and Maintenance as assigned by the supervisors.

REQUIREMENTS:

-         6 years' post graduate experience working with Personal computers or compatibles;

-         6 years' post graduate experience using MS OS such as Windows 11 or higher and Microsoft Outlook;

-         Able to conduct unit, module, functional and volume testing; to analyze test results and to take corrective action.

a) Must have at at least 6 year post graduate hands-on experience in Lotus Domino Administration set up and maintenance;

b) Must have at least 6 year hands-on experience in setting up Windows OS and server;

c) Must have at least 6 year hands-on experience in setting up Linux OS and server;

d) Must also have working experience in applying Windows and Linux patches, and troubleshooting windows and Linux server issues:

e) Preferably with some knowledge and experience in VMWare Horizon View Virtual Desktop Administration set up and maintenance;

f) Preferably with some knowledge and experience in SharePoint Server Administration set up and maintenance

RESPONSIBILITIES:

A. Manage and Support of Domino Servers

i. Support and troubleshoot mail and server issues, such as mail routing, mail agents and other mail server related issues;

ii. Support users’ requests for creation of databases, replications, messaging (mail, SMS, Page) requests; and other similar Domino’s service requests;

iii. Assist in the monitoring and maintenance of the Domino servers to ensure availability of the services to users;

iv. Assist in the evaluation of new products and technologies to enhance or improve the integrated office systems infrastructure;

v. Assist in the provisions of statistics on Domino servers availability and other server related statistics and update of mail virus pattern files

vi. Coordinate with Project Teams in the analysis, presentation and management of IT operations date and statistics

B. Manage and Support of SharePoint Infrastructure (Preferably)

i. Setup and customise of several SharePoint Farm comprising of Webfront, Application and SQL servers;

ii. Support and troubleshoot of SharePoint Farm issues;

iii. Provision and support of users’ requests for creation of new web applications, site collections and related day-day SharePoint service requests;

iv. Assist in the monitoring and maintenance of the SharePoint farm servers to ensure availability of the services to users;

v. Assist in the risk management evaluation of new SharePoint version for future SharePoint upgrade plans;

vi. Assist in the provisions of statistics on SharePoint servers’ availability

vii. Coordinate with Project Teams in the analysis, presentation and management of IT operations date and statistics

C. Manage and Support of Virtual Desktop Infrastructure (VDI) (Preferably)

i. Setup and customise VDI clients running on VMWare’s environment;

ii. Support and troubleshoot of VMWare Horizon View Connection Server and VDI clients’ issues;

iii. Provision and support of users’ requests for creation of new VDI clients’ requests;

iv. Assist in the monitoring and maintenance of the VDI environment to ensure availability of the services to users

REQUIREMENTS:

-         6 years' post graduate experience working with Personal computers or compatibles;

-         6 years' post graduate experience using MS OS such as Windows 11 or higher and Microsoft Outlook;

-         Able to conduct unit, module, functional and volume testing; to analyze test results and to take corrective action.

-         Must also have 6years experience in using the following software:

– Quadient Inspire Designer, HP Exstream or equivalent

RESPONSIBILITIES:

i. Code document templates;

ii. Define input data from repositories;

iii. Map data fields in input files to fields defined in the template;

iv. Define output requirements using the functions in the software;

v. Define workflow and processing logic using standard functions in the software to generate and route the required output.

☑ Good Bonuses

☑ Near MRT

☑ Family Friendly Environment

Job Description:

• Lead a team of developers to design, develop, and deliver high-quality software solutions aligned with product specifications and project timelines.
• Collaborate with solution architects to design scalable, secure, and maintainable systems using modern architectural patterns such as microservices and event-driven architectures.
• Establish and enforce development standards including coding practices, documentation, version control, testing, and code reviews to ensure high-quality deliverables.
• Act as the primary technical point of contact for stakeholders, supporting project planning, requirement analysis, system integration testing, and issue resolution.

Requirements:

• At least a diploma with 6 years software development experience.
• Strong Java expertise with Spring Framework and REST APIs.
• Experience with web, cloud, and DevOps tools (Angular/React, Docker, Kubernetes, CI/CD).
• Knowledge of microservices and messaging systems (Kafka, MQ, etc.).

To apply, please include the following details inside your CV for faster processing:

• Reasons for leaving each past & current employment
• Salary drawn for each past & current employment
• Expected Salary
• Earliest availability date

We regret that only short-listed candidates will be contacted shortly.

Loh Puay Hwee David

EA License | 24C2215

EA Registration Number | R1766892

Key Responsibilities

• Collaborate with architects, SMEs, and development teams to design and deliver microservices-based applications.
• Develop and maintain applications using Java Spring, Spring Boot, and Spring Batch frameworks.
• Implement integration solutions using Apache Camel.
• Deploy and manage applications on Tomcat and JBoss Enterprise Application Server.
• Design and build secure APIs using industry security standards.
• Participate in the full Software Development Life Cycle (SDLC).
• Work on large-scale enterprise systems with high reliability and performance requirements.
• Implement Object Relational Mapping using tools such as MyBatis.
• Contribute to DevOps pipelines using tools like Bitbucket, Jenkins, and SonarQube.
• Collaborate in an Agile / fast-paced team environment to deliver project milestones.
• Ensure code quality, maintainability, and compliance with security and architectural standards.

Requirements

• Minimum 8 years of experience in software application development.
• Strong experience developing enterprise-grade applications using Java technologies.
• Hands on development experience.
• Experience working on large and complex projects.
• Strong understanding of microservices architecture and integration frameworks.
• Experience with API development, integration, and security implementation.
• Experience with SDLC processes including planning, development, testing, and deployment on open systems.

Responsibilities

• Develop and maintain applications using Core Java 8+ and JUnit to ensure robust and tested code
• Implement messaging solutions using Java Messaging concepts (JMS, MQ) and Kafka for reliable data exchange
• Design and optimize SQL queries and relational database structures including joins, indexes, and triggers to improve performance
• Build and consume REST and SOAP web services to enable system integrations
• Apply Spring Boot and Spring core concepts to develop scalable backend services
• Use Maven to manage project builds and dependencies efficiently
• Execute basic Linux shell scripting commands to automate routine tasks and support deployment
• Utilize development tools such as IntelliJ, Git, and SonarQube/SonarLint to maintain code quality and version control

Preferred competencies and qualifications

• Operate JBOSS or other application servers to deploy and manage Java applications
• Develop user interfaces and persistence layers using Java Server Faces, JPA, and EJB technologies
• Write and interpret complex SQL queries to support advanced data operations
• Work with Kafka for event streaming and messaging
• Use React JS to build interactive front-end components

Responsibilities

• Develop and maintain applications using Core Java 8+ and JUnit to ensure robust and testable code
• Implement messaging solutions using Java Messaging Concepts (JMS, MQ) and RTPM to support asynchronous communication
• Design and optimize SQL queries and relational database structures including joins, indexes, and triggers to improve data retrieval performance
• Build and consume Web Services using REST and SOAP protocols to enable system integrations
• Apply Spring Boot and Spring core concepts to develop scalable and maintainable backend services
• Use Maven for project build and dependency management to streamline development workflows
• Execute basic Linux shell scripting commands to automate routine tasks and support deployment processes
• Utilize development tools such as IntelliJ, Git, and SonarQube/SonarLint to enhance code quality and version control
• Work with Kafka and Oracle databases to handle real-time data streaming and storage requirements

Preferred competencies and qualifications

• Experience with JBOSS or other application servers to deploy and manage Java applications
• Knowledge of Java Server Faces, JPA, and EJB to support enterprise-level Java development
• Ability to write and understand complex SQL queries for advanced data manipulation
• Familiarity with React JS for front-end development integration

Job Summary

Develop and optimize Java-based applications using Core Java 8+, Spring Boot, and related technologies. Collaborate on messaging systems, database management, and web services to deliver efficient, scalable software solutions.

Responsibilities

• Develop and maintain applications using Core Java 8+ and JUnit to ensure robust, tested code
• Implement and optimize messaging solutions using Kafka, Java Messaging Service (JMS), and MQ for reliable data exchange
• Design and build REST and SOAP web services to support integration and interoperability
• Apply Spring Boot and Spring core concepts to develop scalable backend services
• Manage build processes using Maven for consistent and efficient project compilation
• Write and optimize SQL queries, including joins, indexes, and triggers, to improve database performance, RTPM
• Utilize relational database concepts to design and maintain data structures
• Perform SQL query optimization to enhance application responsiveness
• Use Linux shell scripting commands to automate routine tasks and support development workflows
• Employ development tools such as IntelliJ, Git, and SonarQube/SonarLint to maintain code quality and version control

Preferred competencies and qualifications

• Operate application servers such as JBOSS to deploy and manage Java applications
• Develop user interfaces using Java Server Faces (JSF) and manage persistence with JPA and EJB
• Write and interpret complex SQL queries to support advanced data operations
• Work with Kafka for event streaming and messaging
• Develop front-end components using React JS to enhance user experience

Job Summary

Develop and optimize Java-based applications using Core Java 8+, Spring Boot, and related technologies. Collaborate on messaging systems, database management, and web services to deliver efficient, scalable software solutions.

Responsibilities

• Develop and maintain applications using Core Java 8+ and JUnit to ensure robust, tested code
• Implement and optimize messaging solutions using Kafka, Java Messaging Service (JMS), and MQ for reliable data exchange
• Design and build REST and SOAP web services to support integration and interoperability
• Apply Spring Boot and Spring core concepts to develop scalable backend services
• Manage build processes using Maven for consistent and efficient project compilation
• Write and optimize SQL queries, including joins, indexes, and triggers, to improve database performance, RTPM
• Utilize relational database concepts to design and maintain data structures
• Perform SQL query optimization to enhance application responsiveness
• Use Linux shell scripting commands to automate routine tasks and support development workflows
• Employ development tools such as IntelliJ, Git, and SonarQube/SonarLint to maintain code quality and version control

Preferred competencies and qualifications

• Operate application servers such as JBOSS to deploy and manage Java applications
• Develop user interfaces using Java Server Faces (JSF) and manage persistence with JPA and EJB
• Write and interpret complex SQL queries to support advanced data operations
• Work with Kafka for event streaming and messaging
• Develop front-end components using React JS to enhance user experience

REQUIREMENTS:

-         6 years' post graduate experience working with Personal computers or compatibles;

-         6 years' post graduate experience using MS OS such as Windows 11 or higher and Microsoft Outlook;

-         Able to conduct unit, module, functional and volume testing; to analyze test results and to take corrective action.

a. Have 6 years’ experience, in each of the programming skills:

• Core Java Technologies

- JSP

- Servlet

- Java Bean     

- React,ReactJS

- Session management

- JDBC, JPA,SQL

- RESTful WebServices and APIs

b. Have 6 years’ experience, in coding programs using each of the skills:

• Frontend and Enterprise Technologies

- HTML 5

- XHTML

- AJAX

- JSON

- Java ServerFaces

- Enterprise JavaBeans (EJB)

▪ Session

▪ Entity & Message

▪ Service Locator

▪ Business Delegate

▪ Data Transfer Object (DTO)

▪ Data Access Object (DAO)

c. Preferably have hands on experience on the following:

• Development Tools and Frameworks

- IDE proficiency (IBM RAD9.0+, Eclipse,or equivalent)

- Spring Boot

- Modern Frontend Frameworks (React, Angular)

- Testing (JUnit, Testing Frameworks)

- Version Control (e.g. Git, BitBucket)

• Architecture and Security

- Portal and Portlet Development

- n-Tier Architecture

- Java Web Security/LDAP

- JEE Security

- JEE Transaction

- XML

- Web Services (SOAP)

- JNDI

- UML Diagrams

- Secure Coding Practices

▪ Prevention of XSS, SQL Injection,Command Injection

▪ Race Condition Handling

▪ Proper Error/Exception Management

• Core Competencies

- Problem-solving and analytical thinking

- Clean code practices and design patterns

- Performance optimization and debugging

- Security best practices

- Code review expertise

- Documentation skills

RESPONSIBILITIES:

The Programmers shall be required to do the following:

1. Development

▪ Code new features and maintain existing systems

▪ Follow coding standards and conventions

▪ Implement secure coding practices

2. Testing and Quality Assurance

▪ Prepare test data and documentation

▪ Set up testing and production environments

▪ Perform thorough testing (e.g. unit, modular and functional, etc) and debugging

▪ Conduct thorough testing with interfacing systems and stakeholders

3. Documentation and Standards

▪ Maintain system and program documentation

▪ Follow group standards and procedures

▪ Establish file structures and processing logic

4. Project Support

▪ Assist Project Leaders, and/or delegated officers, in the study and design of application systems and work coordination; support project management activities; and Provide end-user training and support

5. Professional Development

▪ Learn new programming skills as required

▪ Train other contract programmers

▪ Participate in disaster recovery exercises

6. Additional Duties

▪ Troubleshoot production issues

▪ Support system maintenance

▪ Execute other related tasks as assigned by the supervisors

REQUIREMENTS:

-         6 years' post graduate experience working with Personal computers or compatibles;

-         6 years' post graduate experience using MS OS such as Windows 11 or higher and Microsoft Outlook;

-         Able to conduct unit, module, functional and volume testing; to analyze test results and to take corrective action.

a. Have 6 years’ experience, in each of the programming skills:

• Core Java Technologies

- JSP

- Servlet

- Java Bean     

- React,ReactJS

- Session management

- JDBC, JPA,SQL

- RESTful WebServices and APIs

b. Have 6 years’ experience, in coding programs using each of the skills:

• Frontend and Enterprise Technologies

- HTML 5

- XHTML

- AJAX

- JSON

- Java ServerFaces

- Enterprise JavaBeans (EJB)

▪ Session

▪ Entity & Message

▪ Service Locator

▪ Business Delegate

▪ Data Transfer Object (DTO)

▪ Data Access Object (DAO)

c. Preferably have hands on experience on the following:

• Development Tools and Frameworks

- IDE proficiency (IBM RAD9.0+, Eclipse, or equivalent)

- Spring Boot

- Modern Frontend Frameworks (React,Angular)

- Testing (JUnit, Testing Frameworks)

- Version Control (e.g. Git, BitBucket)

• Architecture and Security

- Portal and Portlet Development

- n-Tier Architecture

- Java Web Security/LDAP

- JEE Security

- JEE Transaction

- XML

- Web Services (SOAP)

- JNDI

- UML Diagrams

- Secure Coding Practices

▪ Prevention of XSS, SQL Injection, Command Injection

▪ Race Condition Handling

▪ Proper Error/Exception Management

• Core Competencies

- Problem-solving and analytical thinking

- Clean code practices and design patterns

- Performance optimization and debugging

- Security best practices

- Code review expertise

- Documentation skills

RESPONSIBILITIES:

The Programmers shall be required to do the following:

1. Development

▪ Code new features and maintain existing systems

▪ Follow coding standards and conventions

▪ Implement secure coding practices

2. Testing and Quality Assurance

▪ Prepare test data and documentation

▪ Set up testing and production environments

▪ Perform thorough testing (e.g. unit, modular and functional, etc) and debugging

▪ Conduct thorough testing with interfacing systems and stakeholders

3. Documentation and Standards

▪ Maintain system and program documentation

▪ Follow group standards and procedures

▪ Establish file structures and processing logic

4. Project Support

▪ Assist Project Leaders, and/or delegated officers, in the study and design of application systems and work coordination; support project management activities; and Provide end-user training and support

5. Professional Development

▪ Learn new programming skills as required

▪ Train other contract programmers

▪ Participate in disaster recovery exercises

6. Additional Duties

▪ Troubleshoot production issues

▪ Support system maintenance

▪ Execute other related tasks as assigned by the supervisors

• At least 10 years of development experience using Java/J2EE, BPM, Spring, Spring Boot, and Angular
• Hands on experience in designing and developing applications using Java EE platforms
• Object oriented analysis and design using common design patterns.
• Profound insight of Java and JEE internals
• Experience in developing web applications using Struts, Spring MVC, EJB, Angular, Servlet, EJB, JSP, Ajax, JQuery, XML, HTML, CSS, and JavaScript
• Excellent knowledge of Relational Databases, PL/SQL. Experience in Oracle preferred.
• Excellent knowledge of ORM technologies (Toplink/Hibernate)
• Sound knowledge in Cloud Platforms (AWS, Azure & GCP)
• Experience in Trading applications with FIX protocol and Banking domain.
• Interact with product owner and business to understand new requirements and demo changes iteratively.
• Participate in solution design and collaborate with team for code reviews and design
• Develop components for highly customizable user interface that supports multiple products.
• Ensure a smooth transition to the Support team when a project is delivered to production, training and assist with investigations of production issues.

Role Interaction Points

• Interacts with the Technical Lead, BAs and testers for the project during the project lifecycle
• Interacts with the Client managers for status review meetings
• Ability to work on multiple tasks concurrently

Others

• Should possess good communication and problem solving skills
• Should have Aptitude and Attitude of learning and mastering new technologies and tools
• Working in client facing environment is a plus
• Working in Agile Methodology is a plus

Job Summary

Develop and optimize Java-based applications using Core Java 8+, Spring Boot, and related technologies. Collaborate on messaging systems, database management, and web services to deliver efficient, scalable software solutions.

Responsibilities

• Develop and maintain applications using Core Java 8+ and JUnit to ensure robust, tested code
• Implement and optimize messaging solutions using Kafka, Java Messaging Service (JMS), and MQ for reliable data exchange
• Design and build REST and SOAP web services to support integration and interoperability
• Apply Spring Boot and Spring core concepts to develop scalable backend services
• Manage build processes using Maven for consistent and efficient project compilation
• Write and optimize SQL queries, including joins, indexes, and triggers, to improve database performance, RTPM
• Utilize relational database concepts to design and maintain data structures
• Perform SQL query optimization to enhance application responsiveness
• Use Linux shell scripting commands to automate routine tasks and support development workflows
• Employ development tools such as IntelliJ, Git, and SonarQube/SonarLint to maintain code quality and version control

Preferred competencies and qualifications

• Operate application servers such as JBOSS to deploy and manage Java applications
• Develop user interfaces using Java Server Faces (JSF) and manage persistence with JPA and EJB
• Write and interpret complex SQL queries to support advanced data operations
• Work with Kafka for event streaming and messaging
• Develop front-end components using React JS to enhance user experience

Job Summary

Develop and optimize Java-based applications using Core Java, Spring Boot, and related technologies to deliver robust software solutions. Collaborate on database management, messaging systems, and web services to enhance application performance and reliability.

Responsibilities

• Develop and maintain applications using Core Java 8+ and JUnit to ensure high-quality code and automated testing
• Implement and optimize messaging solutions using Kafka and Java Messaging concepts (JMS, MQ, RTPM) for reliable data exchange
• Design and build backend services with Spring Boot and apply Spring core concepts to support scalable applications
• Manage project builds and dependencies using Maven to streamline development workflows
• Write and optimize SQL queries, including joins, indexes, and triggers, to improve database performance and data retrieval
• Utilize relational database concepts to design efficient data models and support application requirements
• Develop and consume REST and SOAP web services to enable integration with external systems
• Apply basic Linux shell scripting commands to automate routine tasks and support development environments
• Use development tools such as IntelliJ, Git, and SonarQube/SonarLint to maintain code quality and version control

Preferred competencies and qualifications

• Knowledge of JBOSS or other application servers to support deployment and runtime environments
• Experience with Java Server Faces, JPA, and EJB to develop rich user interfaces and manage persistence
• Ability to write and understand complex SQL queries for advanced data manipulation
• Familiarity with Kafka for event streaming and messaging beyond core usage
• Exposure to React JS for front-end development to complement backend services

•Core Java 8+ and JUnit.

• Kafka, Oracle

• Spring Boot

• Maven

• Basic Linux shell scripting commands

• Java Messaging Concepts. (JMS, MQ), RTPM

• Relational Database concepts, SQL, joins, index, triggers etc.

• Web Services Rest, SOAP.

• Spring core concepts.

• Experience in SQL queries optimisation

• Familiarity with Intellij, Git, SonarQube/SonarLint

Secondary Skills (Good to Have)
•JBOSS (or any other application server knowledge).

• Java Server Faces, JPA, EJB knowledge.

• Able to write/understand complex SQL queries.

• Kafka

• React JS

Job Summary

This role requires expertise in Java development and related technologies to design, develop, and optimize software solutions that meet business needs and improve system performance.

Responsibilities

• Develop and maintain applications using Core Java 8+ and JUnit to ensure robust and testable code
• Implement messaging solutions using Java Messaging Concepts (JMS, MQ) and RTPM to enable reliable communication between systems
• Design and optimize SQL queries and relational database structures including joins, indexes, and triggers to improve data retrieval efficiency
• Build and consume Web Services using REST and SOAP protocols to integrate with external and internal systems
• Apply Spring Boot and Spring core concepts to develop scalable and maintainable backend services
• Use Maven for project build and dependency management to streamline development workflows
• Execute basic Linux shell scripting commands to automate routine tasks and support deployment processes
• Utilize development tools such as IntelliJ, Git, and SonarQube/SonarLint to enhance code quality and version control

Preferred competencies and qualifications

• Manage application deployment and configuration using JBOSS or other application servers to support production environments
• Develop user interfaces and persistence layers using Java Server Faces, JPA, and EJB to enhance application functionality
• Write and interpret complex SQL queries to support advanced data operations
• Work with Kafka for distributed event streaming to support real-time data processing
• Use React JS to build responsive front-end components for improved user experience

• At least 6 years of development experience using Java/J2EE, BPM, Spring, Spring Boot, and Angular
• Hands on experience in designing and developing applications using Java EE platforms
• Object oriented analysis and design using common design patterns.
• Profound insight of Java and JEE internals
• Experience in developing web applications using Struts, Spring MVC, EJB, Angular, Servlet, EJB, JSP, Ajax, JQuery, XML, HTML, CSS, and JavaScript
• Excellent knowledge of Relational Databases, PL/SQL. Experience in Oracle preferred.
• Excellent knowledge of ORM technologies (Toplink/Hibernate)
• Sound knowledge in Cloud Platforms (AWS, Azure & GCP)
• Experience in Trading applications with FIX protocol and Banking domain.
• Interact with product owner and business to understand new requirements and demo changes iteratively.
• Participate in solution design and collaborate with team for code reviews and design
• Develop components for highly customizable user interface that supports multiple products.
• Ensure a smooth transition to the Support team when a project is delivered to production, training and assist with investigations of production issues.

Role Interaction Points

• Interacts with the Technical Lead, BAs and testers for the project during the project lifecycle
• Interacts with the Client managers for status review meetings
• Ability to work on multiple tasks concurrently

Others

• Should possess good communication and problem solving skills
• Should have Aptitude and Attitude of learning and mastering new technologies and tools
• Working in client facing environment is a plus
• Working in Agile Methodology is a plus

•Core Java 8+ and JUnit.

• Kafka, Oracle

• Spring Boot

• Maven

• Basic Linux shell scripting commands

• Java Messaging Concepts. (JMS, MQ),RTPM

• Relational Database concepts, SQL, joins, index, triggers etc.

• Web Services Rest, SOAP.

• Spring core concepts.

• Experience in SQL queries optimisation

• Familiarity with Intellij, Git, SonarQube/SonarLint

Secondary Skills (Good to Have)
•JBOSS (or any other application server knowledge).

• Java Server Faces, JPA, EJB knowledge.

• Able to write/understand complex SQL queries.

• Kafka

• React JS

Job Summary

Develop and optimize Java-based applications using Core Java 8+, Spring Boot, and related technologies. Collaborate on messaging systems, database management, and web services to deliver efficient, scalable software solutions.

Responsibilities

• Develop and maintain applications using Core Java 8+ and JUnit to ensure robust, tested code
• Implement and optimize messaging solutions using Kafka, Java Messaging Service (JMS), and MQ for reliable data exchange
• Design and build REST and SOAP web services to support integration and interoperability
• Apply Spring Boot and Spring core concepts to develop scalable backend services
• Manage build processes using Maven for consistent and efficient project compilation
• Write and optimize SQL queries, including joins, indexes, and triggers, to improve database performance, RTPM
• Utilize relational database concepts to design and maintain data structures
• Perform SQL query optimization to enhance application responsiveness
• Use Linux shell scripting commands to automate routine tasks and support development workflows
• Employ development tools such as IntelliJ, Git, and SonarQube/SonarLint to maintain code quality and version control

Preferred competencies and qualifications

• Operate application servers such as JBOSS to deploy and manage Java applications
• Develop user interfaces using Java Server Faces (JSF) and manage persistence with JPA and EJB
• Write and interpret complex SQL queries to support advanced data operations
• Work with Kafka for event streaming and messaging
• Develop front-end components using React JS to enhance user experience

•Core Java 8+ and JUnit.

• Kafka, Oracle

• Spring Boot

• Maven

• Basic Linux shell scripting commands

• Java Messaging Concepts. (JMS, MQ), RTPM

• Relational Database concepts, SQL, joins, index, triggers etc.

• Web Services Rest, SOAP.

• Spring core concepts.

• Experience in SQL queries optimisation

• Familiarity with Intellij, Git, SonarQube/SonarLint

Secondary Skills (Good to Have)
•JBOSS (or any other application server knowledge).

• Java Server Faces, JPA, EJB knowledge.

• Able to write/understand complex SQL queries.

• Kafka

• React JS

Responsibilities:

• Lead the design, development, and maintenance of scalable backend systems, microservices, and RESTful APIs.
• Collaborate with product managers and frontend teams to deliver fit-for-purpose digital solutions aligned with business and IT strategy.
• Ensure backend systems are secure, reliable, and optimised for performance.
• Drive technical discussions, make architectural decisions, and review code to ensure adherence to best practices and standards.
• Act as a mentor to junior developers, fostering a culture of continuous improvement and knowledge sharing.
• Manage system integrations across internal and third-party platforms
•  Contribute to DevOps processes and CI/CD pipelines to support rapid and safe software delivery.
• Document key design decisions, system workflows, and technical specifications.
• Support production systems, troubleshoot issues, and ensure uptime and resilience.

Requirements:    

•  Bachelor’s Degreein Computer Science, Engineering, or a related field.
•  4 years of hands-on backend development experience in enterprise or cloud-native applications.
•  Proficient in Java Spring Boot.
• Solid experience with microservices architecture, RESTful APIs, and message queues (e.g.Rabbit MQ).
• Expertise in database architecture and performance tuning across SQL, NoSQL, and Caching layers (e.g., PostgreSQL, MongoDB, Redis).
• Experience working with Angular in enterprise applications

Interested applicants, please Email , and look for

Jensen Fang Lifa

Recruit Express Pte Ltd

EA License No. 99C4599

EA Personnel Registration Number: R2197080

We regret that only shortlisted candidates will be contacted.

Job Summary

Develop and optimize Java-based applications using Core Java 8+, Spring Boot, and related technologies. Collaborate on messaging systems, database management, and web services to deliver efficient, scalable software solutions.

Responsibilities

• Develop and maintain applications using Core Java 8+ and JUnit to ensure robust, tested code
• Implement and optimize messaging solutions using Kafka, Java Messaging Service (JMS), and MQ for reliable data exchange
• Design and build REST and SOAP web services to support integration and interoperability
• Apply Spring Boot and Spring core concepts to develop scalable backend services
• Manage build processes using Maven for consistent and efficient project compilation
• Write and optimize SQL queries, including joins, indexes, and triggers, to improve database performance, RTPM
• Utilize relational database concepts to design and maintain data structures
• Perform SQL query optimization to enhance application responsiveness
• Use Linux shell scripting commands to automate routine tasks and support development workflows
• Employ development tools such as IntelliJ, Git, and SonarQube/SonarLint to maintain code quality and version control

Preferred competencies and qualifications

• Operate application servers such as JBOSS to deploy and manage Java applications
• Develop user interfaces using Java Server Faces (JSF) and manage persistence with JPA and EJB
• Write and interpret complex SQL queries to support advanced data operations
• Work with Kafka for event streaming and messaging
• Develop front-end components using React JS to enhance user experience

REQUIREMENTS:

-         6 years' post graduate experience working with Personal computers or compatibles;

-         6 years' post graduate experience using MS OS such as Windows 11 or higher and Microsoft Outlook;

-         Able to conduct unit, module, functional and volume testing; to analyze test results and to take corrective action.

a. Have 6 years’ experience, in each of the programming skills:

• Core Java Technologies

- JSP

- Servlet

- Java Bean     

- React, ReactJS

- Session management

- JDBC, JPA,SQL

- RESTful Web Services and APIs

b. Have 6 years’ experience, in coding programs using each of the skills:

• Frontend and Enterprise Technologies

- HTML 5

- XHTML

- AJAX

- JSON

- Java Server Faces

- Enterprise JavaBeans (EJB)

▪ Session

▪ Entity & Message

▪ Service Locator

▪ Business Delegate

▪ Data Transfer Object (DTO)

▪ Data Access Object (DAO)

c. Preferably have hands on experience on the following:

• Development Tools and Frameworks

- IDE proficiency (IBM RAD9.0+, Eclipse,or equivalent)

- Spring Boot

- Modern Frontend Frameworks (React,Angular)

- Testing (JUnit, Testing Frameworks)

- Version Control (e.g. Git, BitBucket)

• Architecture and Security

- Portal and Portlet Development

- n-Tier Architecture

- Java Web Security/LDAP

- JEE Security

- JEE Transaction

- XML

- Web Services (SOAP)

- JNDI

- UML Diagrams

- Secure Coding Practices

▪ Prevention of XSS, SQL Injection, Command Injection

▪ Race Condition Handling

▪ Proper Error/Exception Management

• Core Competencies

- Problem-solving and analytical thinking

- Clean code practices and design patterns

- Performance optimization and debugging

- Security best practices

- Code review expertise

- Documentation skills

RESPONSIBILITIES:

The Programmers shall be required to do the following:

1. Development

▪ Code new features and maintain existing systems

▪ Follow coding standards and conventions

▪ Implement secure coding practices

2. Testing and Quality Assurance

▪ Prepare test data and documentation

▪ Set up testing and production environments

▪ Perform thorough testing (e.g. unit, modular and functional, etc) and debugging

▪ Conduct thorough testing with interfacing systems and stakeholders

3. Documentation and Standards

▪ Maintain system and program documentation

▪ Follow group standards and procedures

▪ Establish file structures and processing logic

4. Project Support

▪ Assist Project Leaders, and/or delegated officers, in the study and design of application systems and work coordination; support project management activities; and Provide end-user training and support

5. Professional Development

▪ Learn new programming skills as required

▪ Train other contract programmers

▪ Participate in disaster recovery exercises

6. Additional Duties

▪ Troubleshoot production issues

▪ Support system maintenance

▪ Execute other related tasks as assigned by the supervisors

Java Software Engineer

Summary:
A detail-oriented and analytical Software Engineer with expertise in Java and Oracle to join our growing engineering team. In this role, you will design, develop, and maintain robust Java-based applications while working with Oracle databases to ensure optimal performance and data integrity. You will collaborate with cross-functional teams to deliver high-quality software solutions that meet business requirements and technical standards.

Requirements:

• At least 3 years of relevant software engineering experience using Java, Spring/Springboot, Oracle Weblogic, Oracle database, AWS EC2/S3,
• Experience in SAP Crystal Report, Dollar Universe, Oracle Policy Automation will have added advantage