Senior Java & Spring Microservices Engineer

QUESSCORP SINGAPORE PTE. LTD.; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

QUESSCORP SINGAPORE PTE. LTD. is seeking a Senior Software Engineer with deep Java expertise to design, develop, test, and maintain robust enterprise applications.

You will collaborate with cross-functional teams to deliver secure, scalable software while adhering to established standards and best practices. The role focuses on building RESTful APIs, microservices, and integration with enterprise systems, with emphasis on secure coding and performance tuning.

Qualifications

• Bachelor's degree in computer science, information technology, or related field.
• 8+ years of hands-on experience designing, developing, and maintaining enterprise-level applications.
• Strong expertise in Java and J2EE.
• Proficiency in Spring Framework/Spring Boot, RESTful APIs, and microservices.
• Experience with relational databases (Oracle, SQL Server, PostgreSQL, or MySQL).
• Experience with application servers (WebLogic, JBoss, WebSphere, Tomcat).
• Knowledge of secure coding, performance tuning, and debugging.
• Experience with Git, Maven/Gradle, and CI/CD tools (Jenkins).
• Linux/Unix environments is an advantage.
• Strong analytical, communication, and stakeholder management skills.

Responsibilities

• Analyse business and technical requirements and translate them into scalable designs and software solutions.
• Design, develop, enhance, test, and maintain enterprise applications using Java and related technologies.
• Develop clean, reusable, and maintainable code following coding standards and best practices.
• Design and develop RESTful APIs and integrate with enterprise systems.
• Perform impact analysis, effort estimation, and feasibility assessments for enhancements and features.
• Develop and execute unit tests and support integration, system, and UAT testing and deployment.
• Investigate and resolve defects, production issues, and performance bottlenecks.
• Collaborate with BAs, Tech Leads, QA, DevOps, and stakeholders across the SDLC.
• Prepare and maintain technical documentation, deployment procedures, and operational guides.
• Support continuous improvement by recommending performance and reliability enhancements.

Skills

Java

Spring Framework

RESTful APIs

Microservices

J2EE

CI/CD

Problem solving

Stakeholder management

Unit testing

Education

Bachelor's degree in Computer Science or related field

Tools

Oracle

SQL Server

PostgreSQL

MySQL

WebLogic

JBoss

WebSphere

Tomcat

Git

Maven/Gradle

Jenkins

Linux

Job description

QUESSCORP SINGAPORE PTE. LTD. is seeking a Senior Software Engineer with deep Java expertise to design, develop, test, and maintain robust enterprise applications.

You will collaborate with cross-functional teams to deliver secure, scalable software while adhering to established standards and best practices. The role focuses on building RESTful APIs, microservices, and integration with enterprise systems, with emphasis on secure coding and performance tuning.