Top Software Engineer Jobs in Singapore

Analyze and investigate threats on Linux systems; design, develop and implement software defenses on Linux; monitor Linux security developments and adapt defenses accordingly.

Design, build, and evolve internal ML platform capabilities, self-service workflows, and automation to improve developer productivity, reliability, observability, and deployment safety. Troubleshoot model-serving and GPU workloads, define SLOs/SLIs, run resilience testing, integrate AI-assisted engineering tools, and lead incident response and operational improvements while establishing governance and guardrails for AI-native workflows.

Build and maintain scalable backend platforms, APIs, and infrastructure across Singapore and Australia. Lead software delivery from architecture and design through deployment and maintenance, improve code quality and development processes, and collaborate cross-functionally to deliver customer-focused products. Drive innovation, system reliability, security, scalability, and operational efficiency while supporting product and business growth.

Lead technical direction and hands‑on implementation of Airwallex's real‑time risk and fraud detection platform. Design distributed, low‑latency systems; own end‑to‑end delivery; write production Java/Spring Boot code; integrate ML models and feature stores; ensure observability, reliability, and operational excellence; mentor engineers and collaborate across product, data, SRE, and security teams.

Design, build, and maintain secure, scalable lending services and APIs. Lead architecture and design reviews, mentor engineers, ensure reliability and observability, and collaborate cross-functionally to deliver enterprise credit products.

Design, build, and maintain secure, scalable lending services and APIs for enterprise credit products. Lead architecture and design reviews, mentor engineers, champion resilient distributed systems, and ensure strong testing, monitoring, and delivery practices.

Lead architecture, development, and operation of Airwallex's data and AI platforms. Drive company-wide data platform strategy, build scalable multi-region data pipelines, promote best practices, mentor engineers, and enable data-driven decision making and AI readiness across the organization.

Design, build, and operate backend services for card issuing, transaction processing, and settlement. Develop scalable, resilient distributed systems and RESTful APIs. Ensure reliability through monitoring, alerting, on-call participation, and performance tuning. Write well-tested code, participate in design reviews, mentor peers, and collaborate with product and regional stakeholders.

Design, build, and maintain scalable microservices for high‑traffic growth funnels. Collaborate with product, design, and data teams to enable data‑driven experiments, A/B testing, analytics pipelines, and observability. Ensure secure, fault‑tolerant, cloud‑native architectures and mentor peers to improve quality and performance.

Design, build, and maintain scalable, secure lending services and APIs. Drive architecture and reliability for distributed, high-throughput credit products, mentor engineers, and collaborate cross-functionally to deliver compliant embedded lending solutions.

Lead design and implementation of scalable, secure lending services and APIs. Drive architecture, reliability, DDD/event-driven patterns, cloud-native deployments, observability, testing, and mentor engineers to deliver enterprise-grade credit products.

Design and implement backend and frontend components for global treasury and payment products using Kotlin/Java or ReactJS. Collaborate with product managers and designers, empathize with customers, and use data to measure and optimize product performance. Contribute to scaling Airwallex's payment infrastructure and shipping high-quality features.

Design, develop, and enhance payment and transaction systems on a microservice platform. Build high-concurrency, high-availability services using Java/Kotlin, mentor engineers, experiment with new technologies, and improve architecture for risk and fraud detection.

Lead the development and testing of Ambiq's Zephyr software, including driver and software testcase development, maintaining compliance, and solving issues in collaboration with global teams.

Develop and verify automation software for high-volume manufacturing equipment. Collaborate with vendors and cross-functional teams to define requirements, perform FAT/SAT commissioning, and execute IQ/OQ/PQ qualification. Support PLC integration, software testing, and validation to meet regulatory and quality standards.

Develop and maintain Java-based products (ProGuard, DexGuard), research and implement code-hardening and optimization techniques, work with Java bytecode and compiler technology, debug complex issues, support customers on integration and troubleshooting, and improve software quality in a team building an R&D presence in Singapore.

Design, build, and maintain cross-platform mobile apps using Flutter, and implement platform-specific features in Kotlin and Swift. Integrate REST APIs and third-party SDKs, optimize performance, troubleshoot production issues, participate in design reviews, and contribute to CI/CD and automated testing to deliver scalable, high-quality mobile experiences.

Design, develop, and deploy AI solutions by integrating ML models, optimizing workflows, and collaborating across teams. Ensure performance and security in production environments.

Twelve-week Software Engineering internship (Singapore) working on real production projects under mentor guidance. Interns learn and use OCaml (and sometimes Python), contribute maintainable code across diverse systems, receive training in Hong Kong, and visit the New York office. Full availability for the program dates required; flights and accommodation provided.

Build and maintain ML infrastructure: training pipelines, data workflows, model integration and serving, tooling for experimentation, optimization of data pipelines, and collaboration with researchers to productionize models.

Design and build a performant, cross-platform framework for sensing, detection, haptics, and ML inference. Develop runtime execution systems, hardware abstraction layers, developer APIs, and integrate cameras, microphones, and haptics while optimizing real-time performance and stability.

Design, develop, and deploy backend software solutions, create scalable systems, and collaborate with product managers and engineers on product development.

Leads quality engineering for consumer-facing web and mobile experiences. Designs scalable automation frameworks, develops functional, API, integration, regression, and end-to-end test suites, and integrates quality gates into CI/CD pipelines. Validates accessibility, performance, reliability, and cross-device behavior; investigates defects, analyzes quality metrics, and drives continuous improvement. Collaborates with product and engineering teams, mentors engineers, and applies AI-assisted testing practices.

Build and operate scalable, low-latency APIs, event-driven services, integrations, and web applications supporting membership and loyalty experiences. Integrate and extend Antavo with commerce, CRM, CDP, marketing, and data platforms. Apply distributed-systems, reliability, observability, and security practices; troubleshoot production issues; contribute to reusable engineering assets; and mentor junior engineers.

Design, build, optimize, and support scalable consumer-facing mobile applications across iOS and Android using React Native, TypeScript, and JavaScript. Develop native integrations, reusable components, secure architectures, API integrations, automated testing, CI/CD pipelines, and production monitoring. Collaborate cross-functionally, contribute to releases and Agile delivery, mentor engineers, conduct code reviews, and drive mobile engineering excellence, accessibility, performance, and reliability.