Top Software Engineer Jobs in Singapore

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.

Own end-to-end design and development of scalable payment and treasury systems, shape APIs and architecture, drive production excellence, and collaborate cross-functionally to build customer-facing fintech solutions and AI-enabled automation.

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 and implement Android applications and libraries, collaborate with product and finance stakeholders to define requirements, own full-cycle development, refactor for maintainability, and ensure secure, reliable, testable mobile solutions.

Design, implement, and operate production-grade search and streaming infrastructure. Build low-latency, high-throughput ingestion pipelines (Flink/Kafka/Postgres), collaborate with product and global teams, perform code/design reviews, and troubleshoot distributed system performance and resilience.

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 and build developer-facing products: APIs, developer portal, docs, and analytics pipelines. Collaborate across product, engineering, and support to improve onboarding and scale. Contribute open-source tools, external services, and incorporate AI to elevate developer experience.

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.

Lead Software Engineer for Real-Time Payments responsible for technical leadership, architectural design, hands-on coding, and ensuring reliability and performance of payment systems.

Develop and maintain internal systems and tools to automate production environments, build scalable web services, collect and visualize large data sets, support other technical teams, and implement innovations to improve trading infrastructure.

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

Build, test, deploy and operate government-facing web and mobile services using Next.js and Node.js. Implement REST/GraphQL APIs, containerised microservices (Docker, AWS ECS/EKS), integrate headless CMS and third-party government APIs, and manage post-launch monitoring, incident/change management, and compliance (SHIP-HATS 2.0, IM8, SGDS, accessibility). Lead test automation, API testing, and performance/regression testing. Collaborate with product teams and stakeholders to deliver accessible, secure digital products.

Six-month traineeship to learn and build performant Android applications using Kotlin. Work in cross-functional agile teams, contribute to large mobile codebases, integrate AI into mobile workflows, connect client apps to complex backends, and gain hands-on experience with scalable production systems.

Six-month traineeship to learn and contribute to foodpanda's iOS apps. Work in cross-functional teams building performant, maintainable mobile features, integrate AI in mobile workflows, and gain hands-on experience with large codebases and complex backends.

The Software Engineer contributes to software development for Industry 4.0, supporting SDLC, coding, testing, and collaborates with manufacturing and IT teams.

Design, build and deploy production-grade full-stack software to operationalise ML and generative AI across the agency. Integrate LLMs, RAG, vector DBs and agent frameworks; implement CI/CD, containerisation, cloud-native services; build reusable AI engineering tools; monitor and improve deployed systems; collaborate with data scientists and stakeholders.

Design, build, and maintain scalable backend services and ML pipelines using Go. Participate in architecture and code reviews, performance tuning, capacity planning, debugging production systems, and collaborating with product and infrastructure teams to ensure reliability and scalability.

The Principal Software Engineer will lead technical integrity and operational support for Mastercard's RTP platform, focusing on high-impact design, performance improvements, and complex troubleshooting.

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

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

The Software Engineer 2 role involves collaborating with teams to enhance and troubleshoot applications, while applying software development concepts and gathering stakeholder requirements.

The role involves designing, building, and automating software solutions for Risk Management, requiring extensive experience in software engineering and various technology stacks.

Build and maintain full-stack applications, platforms, integrations, APIs, and serverless components on AWS. Implement IaC, CI/CD, security controls, compliance requirements, and system integrations while raising engineering practices across the team for government agency projects.

Build and maintain internal developer platforms, CI/CD pipelines, build systems, and backend services to improve reliability, scalability, performance, and observability. Partner with engineering teams to optimize cloud costs, contribute to architecture and roadmaps, monitor system health, and resolve issues to enable faster, higher-quality shipping to production.

Build and maintain backend services, APIs and workflows for an AI neobank app across insurance, payments, wallet, savings, investing and travel. Design reliable systems for accounts, transactions, partner integrations, reconciliation, notifications and operations. Integrate with banks, payment gateways, insurers and data providers; improve reliability, observability, security and performance; collaborate with product and mobile teams to ship customer-facing journeys and ensure auditable, regulation-ready systems.