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.

Design, build, and maintain scalable, highly available backend services in Java. Own backend architecture, optimize performance, develop APIs and integrations, support production, conduct code reviews, and contribute to AI engineering tools and infrastructure.

Administer, monitor, and support Java applications and Genesys Cloud. Provide production troubleshooting, minor bug fixes and enhancements, and act as primary POC for Java apps. Develop/support microservices using Java and Spring Boot, perform analysis of system behavior, and apply problem-solving and diagnostics to maintain service quality.

Lead design, development and maintenance of enterprise APIs and microservices (Java, Spring Boot, WSO2) across on‑prem and AWS. Provide technical leadership, deliver payment services (initiation to reconciliation), ensure API governance and security (OAuth2, JWT, mTLS), integrate with Kafka/IBM MQ, drive observability, CI/CD and production support, conduct reviews and documentation, and adopt AI-assisted engineering for automation and quality.

Design and implement complex backend services for Binance Square. Collaborate with product, DevOps, and QA to deliver high-quality microservices, promote engineering best practices, and perform code reviews.

Build and maintain high-throughput distributed KYC services: translate business requirements into reliable services, write tests and docs, perform performance tuning and incident troubleshooting, collaborate across teams, and mentor junior engineers while following engineering best practices.

Provide application support for enterprise systems: troubleshoot production issues, monitor performance, perform root cause analysis, assist deployments and enhancements, create documentation, and collaborate with developers and business users to maintain application stability.

The Senior Java Developer will oversee the software development life cycle, manage requirements, and lead junior developers in creating high-quality applications.

Design and execute functional, integration, regression, and end-to-end tests for high-throughput, low-latency backend trading systems. Validate real-time data flows, messaging, caching, and data integrity (WebSocket, Kafka, Redis, databases). Collaborate with product and engineering, document defects, and improve testing processes, tooling, and automation.

Develop, implement, and support enterprise software using Java/Spring Boot and Angular. Collaborate with product and agile teams to design, code, test, review and deploy microservices and APIs, provide production support, document artifacts, and ensure scalability, performance and adherence to architecture and best practices.

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.

Develop and maintain Java-based backends and React frontends, build RESTful microservices and micro frontends, integrate databases, use version control, and work within Agile/Scrum teams.

Develop, test, deploy, and maintain enterprise web solutions. Collaborate across the SDLC with engineers, analysts, and architects. Participate in pair programming, code and design reviews, production deployments, and post-implementation support while ensuring development best practices.

The role involves hands-on implementation of FX trading systems, collaborating with teams to design and enhance system architecture, and ensuring adherence to best practices.

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.

Design and execute load, stress, scalability, and reliability tests. Analyze Java application and JVM performance, identify bottlenecks, implement architecture- and code-level optimizations, troubleshoot production microservice performance, build automated performance tooling, and collaborate with DevOps to ensure high availability.

Develop and maintain microservices-based backend systems (Java/Spring) and responsive React frontends. Collaborate with product, design, and QA; implement CI/CD, automate tests, troubleshoot production issues, and drive engineering best practices for wealth and trading workflows.

The Senior Full Stack Developer will design and maintain web applications using React.js and Java, manage cloud infrastructure on AWS/Azure, and optimize microservices. They will collaborate with teams to enhance API performance and troubleshoot full-stack issues.

Senior Java developer to build and maintain backend services for enterprise blockchain applications, integrate APIs with React/Vue front ends, design scalable solutions, troubleshoot complex backend issues, and collaborate with cross-functional teams to adopt blockchain best practices.

Optimize blockchain node performance, design and implement core system plugins, collaborate across teams to integrate blockchain solutions, perform performance testing and debugging, and monitor emerging blockchain technologies.