Top Software Engineer Jobs in Singapore

Build and own test automation, frameworks, test data, isolated environments, contract tests, and quality gates for risk decisioning systems. Integrate API, end-to-end, regression, smoke, and post-release verification testing into CI/CD. Validate jurisdiction-specific behavior, mentor engineers, support release acceptance, and develop testing approaches for ML models and LLM agents.

Build and maintain full-stack features for secure, high-volume fintech and cryptocurrency transactions. Develop Golang and Java backend services, Node.js and TypeScript APIs, and React/Next.js applications. Integrate third-party systems, implement OAuth 2.0 authentication, work with microservices, and ensure security, performance, reliability, and observability. Contribute to architecture discussions, code reviews, technical documentation, and end-to-end feature ownership in a fully remote environment.

Build and scale Airwallex’s machine learning platform for risk and fraud decisioning. Design data and model infrastructure, productionize training and serving workflows, improve experimentation, and optimize GPU-based training and inference. Partner with machine learning engineers, data scientists, product managers, and risk specialists to deliver reliable, low-latency systems. The role is based in Singapore and requires working from the office five days per week.

Design, deploy, and scale production AI systems and applications. Responsibilities include building data pipelines, tuning and hardening models, collaborating with researchers, engineers, and product managers, monitoring live models, tracking AI advances, conducting code reviews, and owning solutions end to end amid changing priorities.

Lead technical workstreams delivering AML and financial crime technology solutions for APAC customers. Responsibilities include Java development, SQL troubleshooting, API integrations, solution design, testing, deployment planning, performance tuning, customer workshops, risk management, mentoring, and technical quality reviews across on-premises, cloud, and containerized environments.

Build and validate secure iOS mobile apps and SDKs for identity and access management. Develop authentication and identity-verification flows, design backward-compatible SDK APIs, maintain CI/CD pipelines with security scanning, and establish comprehensive testing strategies. Apply AI-assisted development responsibly across testing, documentation, debugging, review, and automation while conducting human-led security validation. Implement privacy-conscious telemetry, evaluate AI/ML tools, and contribute to product innovation in a security-critical environment.

Develop and operate innovation sandbox environments, including governance, onboarding, access controls, compliance, monitoring, troubleshooting, resource optimization, and chargeback validation. Build reusable innovation frameworks, self-service platforms, APIs, cloud environments, development toolkits, and shared services. Develop application-level solutions with TypeScript, Python, or JavaScript while advising stakeholders on platform capabilities, governance, and adoption.

Own fullstack product features from problem definition through production health using Elixir/Phoenix services and React/TypeScript interfaces. Set engineering quality standards, design shared foundations, make squad-level architectural decisions, mentor engineers, and validate user and business outcomes. Work on high-volume, real-time logistics applications involving distributed systems, event-driven workflows, performance, observability, and data-intensive interfaces. Use coding agents, agentic prompting, and MCP tooling thoughtfully throughout development.

Senior Software Engineer responsible for delivering scalable software features and AI/ML-enabled solutions across the full software development lifecycle. Duties include coding, debugging, testing, CI/CD, system design, performance monitoring, stakeholder collaboration, and ongoing support. The role also involves mentoring peers, promoting engineering best practices, and contributing to reliable, secure, maintainable talent acquisition technology platforms.

Leads the design and delivery of scalable platform capabilities across multiple engineering teams. Architects cloud-native, distributed systems and AI/ML integrations while ensuring availability, fault tolerance, and real-time processing. Oversees the software development lifecycle, including CI/CD, testing, monitoring, and incident response. Provides technical leadership, mentorship, and architectural guidance while partnering with stakeholders to translate business needs into technical requirements and driving continuous improvement.

Develop secure full-stack software solutions, write and maintain high-quality code, perform security testing and vulnerability assessment, troubleshoot incidents, and improve platform resiliency. The role applies AI-assisted security workflows, automation, secure SDLC practices, cryptography, authentication, authorization, and regulatory controls. Engineers collaborate across teams, validate AI-generated recommendations, and support reliable application operations using technologies such as Python, Java, AWS, Kubernetes, observability tools, and infrastructure as code.

Leads end-to-end software engineering for regulatory reporting initiatives in payments technology. Builds secure, scalable Java and Python applications and Databricks/Spark data pipelines with quality, lineage, and reconciliation controls. Guides architecture, code reviews, automation, operational stability, and AI-assisted engineering adoption. Partners with vendors and internal teams while coaching engineers on secure, responsible AI practices and modern software delivery.

Designs and develops desktop applications, RESTful APIs, and AI-powered software. Responsibilities include integrating and deploying machine learning models, participating in architecture and requirements planning, maintaining and optimizing codebases, designing databases, and collaborating with cross-functional R&D teams. The role requires full-cycle frontend and backend development, system integration, database expertise, and familiarity with Agile methodologies and cloud platforms.

Develop and modernize full-stack applications using React, Angular, Node.js, Spring Boot, GraphQL, and microservices. Improve backend-to-frontend architecture, make strategic technical decisions, design and test user interfaces and APIs, enhance system performance and reliability using New Relic and telemetry, and mentor junior engineers. The role requires cloud, database, DevOps, source-control, and task-management experience.

Build and maintain native iOS features for compliance-focused onboarding, identity verification, risk control, and regulatory systems. Integrate APIs, SDKs, hardware capabilities, biometrics, and security features while ensuring performance, modularity, testing, and maintainability. Collaborate cross-functionally, participate in code reviews, diagnose production issues, and use modern development tools and AI coding assistants to accelerate delivery.

Develop and maintain C# features for Unity’s 2D Editor and runtime, including sprites, tilemaps, animation, graphics, physics, and UGUI. Build structured APIs and tool definitions enabling LLM-based automation, expand automated test coverage, investigate community-reported bugs, evaluate agent performance against creator workflows, and collaborate with global engineering teams. The role offers mentorship and requires willingness to learn C++ and new areas of the codebase.

Develop and optimize Java backend systems, design scalable and highly available architectures, solve complex high-concurrency problems, and participate throughout the software development lifecycle. Responsibilities include coding, refactoring, testing, deployment, monitoring, technical innovation, cross-functional collaboration, and knowledge sharing.

Develop and maintain highly available full-stack services for Thunes’ global payments platform. Build client- and server-side API software, design and ship new products, improve scalability and performance, automate development processes, and deliver secure, tested, documented code. Collaborate through agile practices, evaluate technologies, and work with international technology teams across core and business products.

Build and maintain responsive React applications with reusable JSX components, state management, REST API integrations, performance optimization, and automated testing. Collaborate with design, backend engineering, and QA teams to deliver reliable user experiences. The role involves Java and Spring Boot API integration, responsive design, accessibility, routing, validation, troubleshooting, and defect resolution.

Develop, test, deploy, and support software for Singapore Government Agency initiatives serving social and family services. Responsibilities may span backend or frontend development, APIs, microservices, databases, data pipelines, integrations, automated testing, containerization, cloud deployment, and production operations. Engineers are expected to take ownership, solve problems pragmatically, communicate clearly, maintain quality and security, and collaborate with technical and non-technical stakeholders.

Lead technical delivery of a secure, scalable cloud platform. Translate architecture into frontend, backend, API, database, and deployment designs; develop full-stack components with React, TypeScript, Node.js, and PostgreSQL; lead engineers; oversee code quality, CI/CD, AWS deployment readiness, authentication, security scanning, vulnerability remediation, and VAPT findings.

Design, develop, test, deploy, monitor, and troubleshoot software applications supporting government digital services and citizen-facing platforms. Conduct code reviews focused on quality, security, and performance, and collaborate with UX designers on user-centered product designs. The role requires modern JavaScript, React.js, and Go development, with exposure to automated testing, databases, Docker, CI/CD, cloud deployment, Agile, and Scrum.

Develop and support full-stack web applications and AWS cloud platform components across frontend, backend, infrastructure integrations, and production environments. Build APIs, troubleshoot application and provisioning issues, manage CI/CD and Terraform workflows, investigate logs, resolve security vulnerabilities, and support cloud networking, containers, microservices, and government platform operations across development, SIT, UAT, and production.

Develop and maintain backend-focused full-stack services for cloud-based digital platforms using Node.js and TypeScript. Responsibilities include API, database, workflow, audit logging, reporting, integrations, AWS deployment, CI/CD support, database migrations, troubleshooting, and security remediation. Collaborate with technical, frontend, QA, and infrastructure teams to deliver secure, reliable applications.

Design, build, integrate, test, and maintain complex software components for Singapore Government Agency products. Develop prototypes, define system architectures, apply Agile and DevOps practices, and use cloud and emerging AI technologies. Collaborate with UX designers, developers, engineers, and stakeholders to deliver enterprise solutions. Provide technical consultancy throughout the systems development lifecycle, including technical specifications, configuration, and testing.