Top Java Developer Jobs in Singapore

Early-career backend engineer role in the Binance Accelerator Program. Contribute to product development and maintenance, write and maintain interface documentation, troubleshoot QA issues, and assist customer service with problem resolution and classification for system improvements.

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 and build backend microservices for real-time fraud detection, transaction monitoring, and risk analysis. Integrate ML models and risk scoring engines, support scalable distributed systems, and leverage AI-assisted development and LLM/agent tools for risk automation.

Senior QA Automation Engineer responsible for designing, building, and maintaining Rust/Java-based automated test frameworks. Participate across the SDLC to create test plans, execute black-/white-box, security, performance, and mobile testing, diagnose root causes, and improve testing processes. Collaborate with engineers, PMs, designers, and operations to ensure system reliability across web, desktop, and mobile platforms. Apply AI models in testing where applicable and coordinate with global stakeholders in English and Mandarin.

Design, build, and maintain scalable, reliable Java-based backend systems through full software lifecycle. Work on distributed system design, databases (MySQL and NoSQL), messaging middleware, deployment automation, monitoring, performance optimization, and cross-team collaboration with comprehensive system documentation.

Early-career backend engineer for Binance's KYC Technology team. Contribute to development and maintenance of onboarding products, write and implement interface documentation, troubleshoot QA issues, and assist customer support to classify and resolve 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.

The role involves leading development teams, coding in Java, reviewing technical solutions, and ensuring compliance in application delivery related to payments integration.

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