Top Backend Developer Jobs in Singapore

Design, build, and operate highly reliable, scalable, event-driven systems for card issuing, transactions, and settlement. Lead architecture, drive platform improvements, ensure operational readiness, mentor senior engineers, and influence cross-team technical direction.

Assist in designing, developing, and optimizing backend systems, troubleshoot issues, and contribute to the full software development lifecycle.

As a Backend Staff Engineer, you will lead technical standards, mentor junior engineers, conduct code reviews, and drive feature development in a fast-growing on-demand services environment.

Design, implement, and lead backend billing systems and microservices. Collaborate with product and cross-functional teams to build scalable, high‑concurrency, high‑availability billing and invoicing platforms, introduce new technologies, and establish team coding standards.

Lead architecture and implementation of scalable, highly available pricing platforms. Drive technical vision and roadmaps, design distributed systems, partner with product stakeholders, mentor engineers, and collaborate cross-team to deliver high-throughput, real-time pricing services.

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

Design, build, and maintain scalable, secure backend services for card issuance and spend management. Own end-to-end feature delivery, contribute to architecture, write reliable testable code, ensure observability and API quality, collaborate cross-functionally, and mentor other engineers.

Design and build multi-tenant, high-scale backend systems for embedded finance. Own cross-domain features, architect enterprise integrations, collaborate with product and sales, and measure and optimize performance, reliability, and customer-facing solutions.

Lead design and implementation of a next-gen billing platform: analyze requirements, design architecture, develop core components on a microservice framework, ensure high concurrency/availability, introduce new technologies, and build/manage the technical team and coding standards.

Lead design and implementation of a next-generation billing platform. Architect and develop microservice components, ensure high concurrency, availability and performance, collaborate with product and cross-functional teams, introduce new technologies, and build/manage the technical team and coding standards.

Looking for a Backend Developer to design, build, and maintain scalable web applications, working closely with cross-functional teams. Requires proficiency in .NET technologies and experience with databases.

Design, build, and maintain backend APIs and services for a real-time supply chain visibility platform. Own system architecture, real-time event ingestion, data normalization, ML integration, monitoring, and production debugging while collaborating with Product and Data Science to deliver scalable, high-availability features.

Design and build Java backend systems for on-chain payment flows, integrating wallets, broadcasting and tracking transactions, connecting banking channels to on-chain liquidity, ensuring reliability, idempotency, and handling chain edge cases.

Design, build, test, and deploy low-latency, high-throughput trading systems; collaborate with quant and product teams; maintain trading infrastructure, risk and position-monitoring tools; mentor juniors; integrate AI coding agents into development workflows and support production incidents.

Design, develop, and optimize high-performance Java backend systems. Contribute to architecture, implement core modules, troubleshoot production issues, perform code reviews, and improve scalability, availability, and reliability of distributed financial or blockchain systems.

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 high-performance backend services and APIs using Java/Spring Boot. Develop and productionize recommendation algorithms and LLM systems, optimize LLM workloads (including on-prem), ensure scalability, reliability, and security, and collaborate across time zones with product and project teams to own end-to-end architecture.

Contribute to development and maintenance of core backend infrastructure, compile and implement interface documentation, troubleshoot and resolve QA-reported issues, and assist Customer Success in solving and classifying customer problems to drive system improvements.

Design and implement high-performance Rust backend services and core infrastructure for an institutional-grade decentralized trading framework. Build and audit secure smart contracts for EVM environments, optimize sub-millisecond trading latency, and integrate privacy-preserving cryptography and TEEs into scalable distributed systems.

Build and operate backend services for global liquidity management, safeguarding, investments and cash data. Design scalable microservices, event-driven pipelines, APIs and persistence layers. Ensure correctness, observability, testing, controls, reconciliation and compliance. Collaborate with cross-functional stakeholders, participate in on-call rotation, and deliver end-to-end features from design to production.

Design and maintain high-performance backend services and APIs for a web3 payments platform, collaborating with teams and ensuring system reliability.

Design and implement high-performance trading APIs for a decentralized exchange, focusing on low latency and real-time data processing while ensuring system observability and reliability.

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

The Staff Backend Engineer will own the Economic Core of Voyagu's Radar platform, focusing on financial systems architecture and ensuring revenue correctness and financial logic implementation across the system.

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.