Top Java Developer Jobs in Singapore

Design, develop, test, and maintain secure, scalable cloud platform services. Produce high-quality production code, architecture artifacts, and data-driven insights. Use enterprise AI-assisted development tools responsibly, participate in CI/CD and resiliency practices, and troubleshoot complex production issues to ensure operational stability.

Lead design and deliver high-quality, secure Java-based microservices and web applications. Drive architecture reviews, operational stability, CI/CD automation, and adoption/governance of AI-assisted engineering practices while mentoring engineers and promoting reuse and secure SDLC standards.

Develop and maintain Java services and front-end desktop applications for equities derivatives pricing and trading workflows. Integrate AI/ML autopricers, build scalable cloud-deployed APIs, collaborate with trading, sales and quant teams, and participate in code reviews and delivery lifecycle.

Lead development and maintenance of a resilient, cloud-native algorithmic equities trading platform. Design and implement trading strategies, produce high-quality Java production code, ensure operational stability, drive automation/CI-CD, collaborate with front office, evaluate vendors, and lead engineering best practices.

Lead an agile team to design, develop, test, and operate high-quality, secure, and scalable order management/trading systems for equities. Provide technical guidance, influence product and architecture decisions, drive adoption of firmwide frameworks and best practices, and ensure operational stability.

Hands-on Java developer responsible for designing, implementing, and supporting low-latency front-office trading and quoting applications. Work with business users to translate requirements, build observability, monitor production, resolve incidents, and mentor junior engineers within an agile global team focused on reliability, security, and compliance.

Early-career Java engineer to develop and maintain core products, document business module interfaces, troubleshoot QA-reported issues, and assist customer support in resolving and classifying problems for system improvements.

Design, build, and maintain scalable, high-concurrency backend systems for a decentralized wallet. Develop distributed services, optimize JVM/multi-threading performance, integrate APIs and messaging systems, collaborate on architecture, and explore AI/LLM solutions.

Design, develop, and maintain high-performance, secure Java backend services and APIs. Ensure reliability, scalability, and cost-efficiency across microservices, databases, messaging systems, and capacity planning. Troubleshoot, profile, benchmark, and optimize systems (including ML applications) and collaborate with Kazakhstan stakeholders.

Design, develop, and optimize backend systems using Java and Spring. Contribute to architecture for scalability and high-availability, solve high-concurrency problems, participate across the SDLC, and collaborate with regional teams to share best practices and elevate technical capabilities.

Design and optimize backend architecture for Wallet Earn and AI Agent Marketplace; build risk-control and multi-chain asset/position platforms; integrate DeFi protocols; ensure high availability, fund safety, performance, and observability; diagnose production issues and drive complex features to delivery.

Design, build, and maintain efficient, reusable Java backend systems; translate business requirements into applications; optimize performance and stability; review and test code for quality and security; identify and fix bottlenecks and bugs; maintain code quality and system responsiveness.

The Jr. Java Developer is responsible for design, development, and configuration of software systems, requiring at least 2 years of Java experience, proficiency in Spring and Hibernate, and SQL or Oracle skills.

Develop software systems to meet client needs using Java, Spring, Hibernate. Requires knowledge of SQL or Oracle Server for database management.

Accion Labs seeks a Java Developer with 3-6 years of experience in Core JAVA, Java Springs, and Struts.

The role involves developing Java software, working with SQL or Oracle Server, and managing all phases of the software lifecycle from design to maintenance.

Seeking a Java Developer with over 3 years of web application development experience, proficient in J2EE, MVC frameworks, and various databases. Strong communication and a passion for learning required.

The Java Developer will collaborate on large and complex web application projects by developing with core Java, utilizing frameworks, and managing databases.

Develop and maintain software systems using Java, Spring, and Hibernate. Work with SQL or Oracle Server and oversee end-to-end project phases.

The Java Developer will analyze, program, test, and debug software while ensuring code quality and building efficient reusable Java code.

Seeking a Java Developer with at least 3 years of experience, ideally in telecommunications, to handle Java and MySQL projects.

Develop enterprise applications in securities & custodian business using Java/J2EE. Involve in all SDLC phases, design, develop, and support solutions.

Lead design and development of scalable backend services using Java Spring Boot and AWS. Architect microservices and APIs, implement cloud-native and serverless solutions, design database schemas, maintain CI/CD, monitor performance, ensure security and compliance with Singapore government standards, mentor juniors, integrate SingPass/CorpPass, and troubleshoot production systems.

Maintain and modernise mission-critical land registry systems (STARS, ELS). Develop and enhance legacy and modern components, troubleshoot production issues, implement refactors and integrations, improve security/observability/DevSecOps, participate in incident RCA, and collaborate with stakeholders to ensure system reliability and compliance.

As a Senior Java Engineer, you will design, develop, and maintain applications, write integration tests, and collaborate in an agile team.