Top Software Engineer Jobs in Singapore

Build and scale backend ledger and reconciliation systems for financial data and transactions. Collaborate with product, design, and engineering to deliver secure, scalable features. Implement data integrity checks, follow security best practices, and use data-driven feedback to evolve product requirements while working closely with finance stakeholders.

Lead design and build of high-performance distributed data infrastructure and AI enablement platforms. Optimize systems internals and JVM performance, implement lakehouse and real-time streaming, develop scalable vector indexing and AI knowledge platform, own SDLC for petabyte-scale systems across global regions, drive engineering best practices, and mentor mid-level engineers.

Design, build, and operate the citizen‑developer platform and workflow infrastructure. Create self‑serve tooling, secure SDLC guardrails, Temporal‑based workflows, Kubernetes/GitOps foundations, and documentation. Partner with application teams, run on‑call and incident response, and improve developer experience and platform reliability at scale.

Build and maintain Airwallex's iOS app: design and implement enterprise iOS applications and libraries, define requirements with product and business teams, own full-cycle product development, refactor for maintainability and extensibility, integrate data protection and regulatory best practices, and ensure high test coverage and CI/CD automation.

Design, build and maintain scalable, secure cloud infrastructure and core services. Work on public cloud platforms, Kubernetes and service mesh, automate operations with IaC, and collaborate with engineering, product and security teams to ensure reliability and developer usability at global scale.

Lead architecture and development of backend systems for card products, drive cross-team technical initiatives, own service lifecycle, ensure scalable, secure, high-performance designs, establish best practices, and mentor engineers.

Design, build, and maintain scalable Java/Kotlin microservices and event-driven systems for high-throughput global growth initiatives. Collaborate with data scientists and product teams to create data pipelines and analytics, enable A/B testing and feature toggles, improve observability and performance, and ensure secure, compliant backend solutions while mentoring peers.

Supports software design, technical writing, development, testing, integration, verification, validation, and site deployment for security solutions serving homeland security, smart cities, and critical infrastructure projects. The intern gains practical SDLC experience and exposure to modern web, mobile, virtualization, containerization, and continuous integration technologies.

The role involves developing AI-driven banking solutions, writing efficient code, integrating systems, and ensuring software quality through testing and reviews.

Join YouTrip as a Software Engineer focusing on backend development, building scalable and secure systems, collaborating with teams, and improving services.

The Software Engineer will design, develop, and support the MEMX Trading system software, focusing on production support during US evening hours.

Design, build, and maintain scalable backend services and APIs using Node.js and TypeScript. Contribute to architecture, write production-grade code and automated tests, troubleshoot distributed systems, participate in on-call rotation, mentor junior engineers, and collaborate with architects, DevOps, product, and support to deliver reliable commerce and digital experience platforms.

The Software Quality Engineer develops and maintains automated testing frameworks, integrates tests into CI/CD pipelines, and executes functional, regression, exploratory, integration, UAT, performance, and security testing. The role defines risk-based test strategies, manages defects and test repositories, improves agile testing practices, and collaborates with product, business, engineering, and system stakeholders to ensure reliable software delivery.

Design, implement, and maintain scalable backend systems supporting Alpaca’s financial ledger and brokerage infrastructure. Own high-visibility features from design through deployment, collaborate with finance, operations, product, and engineering stakeholders, and improve system health. Build performant, reliable, maintainable services using modern distributed systems technologies while ensuring the ledger remains a correct source of truth for account transactions, reporting, and compliance.

The role involves implementing and configuring Governance, Risk, and Compliance (GRC) or Fraud Management solutions, collaborating with stakeholders, conducting testing, and providing training.

Designs, develops, integrates, tests, and maintains production embedded Linux software for vehicle systems. Responsibilities include modern C/C++ and Qt/QML development, Yocto platform maintenance, Python automation, CI/CD, automated testing, debugging across hardware and software boundaries, release management, architecture, documentation, and production support. The role also provides technical leadership and mentorship while collaborating with multidisciplinary engineering, manufacturing, cybersecurity, and supplier teams.

Build and own end-to-end customer-facing features for web and mobile. Develop backend services and RESTful APIs in Node.js/TypeScript, responsive frontends in React/Next.js, integrate AI/LLM features, work with AWS infrastructure, ensure observability and security, contribute to CI/CD and testing, and mentor junior engineers in an Agile team.

Partner with clients to design, build, and deploy production-grade, cloud-native applications that integrate AI and data. Rapidly prototype, iterate, and productionise solutions, collaborate with product and AI teams, and act as a trusted technical advisor while delivering end-to-end solutions.

Build and own scalable full-stack products across web, mobile, and backend systems. Develop React and TypeScript applications, contribute to React Native mobile apps, and integrate Scala or Go backend services on AWS. Responsibilities include frontend architecture, performance, accessibility, testing, security, technical design, production ownership, code review, mentoring, and cross-functional collaboration.

Design, build, and operate resilient Java and Spring Boot backend services for inventory availability, order promising, and fulfillment. Develop event-driven Kafka integrations, concurrency and consistency controls, caching strategies, observability, and graceful degradation mechanisms. Own services from design through production, optimize performance and reliability, integrate with commerce and enterprise platforms, conduct code reviews, document architecture decisions, and mentor junior engineers.

Own quality strategy, automated testing, and test execution for omnichannel commerce capabilities. Build scalable API, integration, contract, event-driven, and end-to-end test frameworks; manage complex test data; integrate quality gates and regression testing into CI/CD pipelines; define quality metrics; validate order, inventory, fulfillment, returns, and post-purchase workflows; and mentor engineers on quality practices and automation.

Owns technical direction and execution for major products and systems. Designs scalable and reliable architectures across backend, frontend, APIs, databases, and infrastructure; writes production code; leads architecture decisions; resolves complex technical problems; improves engineering quality, testing, security, and observability; and mentors engineers across teams. Requires strong system design, hands-on coding, technical leadership, and collaboration in a distributed international environment.

Lead technical direction and hands-on execution for major products and systems. Design scalable, reliable architectures across backend, frontend, APIs, databases, and infrastructure; write and review code; solve production issues; make architecture trade-offs; convert ambiguous problems into technical plans; improve engineering quality; lead critical initiatives; and mentor engineers across teams.

Owns technical direction and execution for major products and systems. Designs scalable, reliable architectures across backend, frontend, APIs, databases, and infrastructure; writes production code; leads architecture decisions; drives critical initiatives; improves engineering quality, testing, security, observability, and development practices; solves production problems; and mentors engineers across teams.

As a Software Engineer - L3 Support, you will resolve complex Ubuntu-related issues, collaborate with teams, and participate in upstream communities to drive bug fixes and improvements.