Java developer

R Systems; Singapore; On-site; SGD 90,000 - 120,000; Full time

Job summary

R Systems in Singapore is seeking a skilled Java professional to design, develop, and maintain enterprise web applications using Java and SPA technologies. You will collaborate with analysts, architects, and teams to deliver robust REST services and UI components.

You will contribute to architecture reviews, coding standards, and security practices, while performing unit tests, troubleshooting, and production support.

Qualifications

• Strong Core Java expertise with hands-on experience in Collections, I/O, and Multithreading.
• Good knowledge of Spring Framework, including MVC and JPA modules.
• Hands-on experience with Hibernate development.
• Experience with Spring Boot application development.
• Knowledge of ADFS, OpenID Connect (OIDC), OAuth 2.0, and Spring Security.
• Experience in Angular and/or React development.
• Good understanding of Web Application Design principles.
• Strong RDBMS and SQL development skills.

Responsibilities

• Design, develop, test, and maintain enterprise web applications using Java and SPA technologies.
• Collaborate with business analysts, architects, and development teams to deliver technical solutions.
• Develop and maintain REST-based services and web applications.
• Participate in application design, estimation, and technical reviews.
• Ensure adherence to coding standards, security requirements, and development best practices.
• Perform unit testing, defect resolution, and production support activities.
• Contribute to performance tuning, troubleshooting, and continuous improvement initiatives.
• Prepare and maintain technical documentation as required.

Skills

Core Java

Multithreading

Design Patterns

Spring Framework

Hibernate

Spring Boot

Angular/React

SQL

RDBMS

Tools

Spring MVC

JPA

OpenID Connect

OAuth 2.0

ADFS

Spring Security

Job description

• Design, develop, test, and maintain enterprise web applications using Java and SPA technologies.
• Collaborate with business analysts, architects, and development teams to deliver technical solutions.
• Develop and maintain REST-based services and web applications.
• Participate in application design, estimation, and technical reviews.
• Ensure adherence to coding standards, security requirements, and development best practices.
• Perform unit testing, defect resolution, and production support activities.
• Contribute to performance tuning, troubleshooting, and continuous improvement initiatives.
• Prepare and maintain technical documentation as required.

Global Markets and Back Office:

• Preferable to have exposure to Global Markets and Back Office applications development experience

Java and Open Source Frameworks:

• Strong Core Java expertise with hands-on experience in Collections, I/O, and Multithreading.
• Strong understanding of Java Design Patterns and coding best practices.
• Good knowledge of Spring Framework, including MVC and JPA modules.
• Hands-on experience with Hibernate development.
• Experience with Spring Boot application development.

Security:

• Knowledge of ADFS, OpenID Connect (OIDC), OAuth 2.0, and Spring Security.

Web Development:

• Experience in Angular and/or React development.
• Good understanding of Web Application Design principles.

Databases:

• Strong RDBMS and SQL development skills.

Messaging: