Top Backend Developer Jobs in Singapore

The Backend Engineer will implement new SDK and Indexer features, automate testing, support integration, and oversee production releases.

The role involves owning product feature development, participating in system design, and maintaining software performance in an agile setting.

Design and build backend systems and APIs for Arta's financial services, collaborating with product and ML teams to optimize reliability and performance. Responsibilities include making architectural decisions and using AI tools effectively for code quality.

Develop and maintain scalable backend services and APIs, collaborate with frontend developers, and lead new features and infrastructure improvements.

Build and maintain backend services and APIs powering onboarding, accounts, payments, cards, transfers, rewards, FX, KYC and risk flows. Design reliable, secure, observable systems for real customer transactions and operational workflows. Integrate with partners, payment providers and AI services, own reliability, data integrity and incident handling, and collaborate with product, frontend, mobile and AI teams to launch features and automate processes.

Design and build greenfield backend payment services using Java/Spring Boot. Implement high-throughput, low-latency APIs (REST/gRPC), event-driven flows, PCI DSS compliant handling, observability, CI/CD and containerized deployments. Contribute React UI for tooling, integrate FX/treasury data where needed, and apply LLM/agentic features into production workflows.

The backend developer will build backend software focusing on reliable APIs, ensure high-quality output, and collaborate with teams.

Lead design, development, and maintenance of scalable Python backend services using FastAPI. Collaborate cross-functionally to build features, optimize performance, fix bugs, and maintain code quality and automation in a remote team.

The Senior Back-End Developer builds and maintains server-side operations for cloud solutions, collaborating with teams to deliver software, support users, and document features.

Design and build cloud-native backend microservices and distributed systems to orchestrate a global fleet of robots. Develop real-time APIs and data pipelines, drive DevOps and infrastructure-as-code, ensure observability, resilience, security, and compliance (ISO27001, SOC2, GDPR) for production systems at scale.

Design, develop, and optimize high-performance backend services for payment processing and transaction switching. Integrate with card schemes (Visa, Mastercard, Amex, UPI), support Base24-eps migrations on Linux/Cloud, ensure PCI-DSS compliance, perform troubleshooting and performance tuning, document architectures, and collaborate with QA, frontend, banks, vendors, and payment partners.

This role involves developing backend services using Golang, optimizing APIs, and managing systems for an AI-powered platform, focusing on infrastructure and business application development.

Lead design and implementation of scalable, reusable backend systems and APIs for customer-growth products. Drive architecture, performance tuning, security, CI/CD, and mentor engineers while collaborating with cross-functional teams to deliver reliable, high-performance services.

Design, build, and optimize backend logic and internal systems. Create engineering-efficiency platforms and tools, collaborate with product and QA, and refactor architecture to improve stability, scalability, and development speed.

Build and maintain API services and trade routing logic for a decentralized exchange. Optimize cross-chain swap performance, monitor reliability, troubleshoot trade execution and collaborate with cross-functional teams to integrate new features.

Design and implement a durable, highly available (5-6 nines) distributed workflow execution platform. Lead architecture, integrate AI/ML for automation, solve distributed locking/timers/determinism, ensure observability, and collaborate with product teams to support large-scale, long-running workflows.

The Java Backend Developer will design, develop, and maintain backend services and APIs, ensuring high performance, security, and scalability in financial applications. They will collaborate with teams, troubleshoot issues, and uphold code quality standards.

Seeking a Senior Backend Engineer with 4-5 years of experience, adaptable in technology, and a strong work ethic to develop fintech products.

The Principal Software Engineer will develop AI tools to enhance developer productivity and manage AI project execution across teams.