Top Software Engineer Jobs in Singapore

Lead design and roadmap for the Ecosystem platform and marketplace. Build SDKs, webhooks, APIs and UI-extension patterns. Ensure technical excellence, security, observability, and developer experience with documentation, sandboxes, and tooling. Collaborate across product, backend, design, and GTM teams.

Design, develop, and integrate scalable Python systems for rates risk and PnL. Implement risk metrics, PnL attribution, and data pipelines. Influence architecture, code quality, and adoption of enterprise AI-assisted engineering practices. Collaborate with trading desks and cross-functional teams to deliver robust, secure solutions.

Lead a Singapore-based engineering team to design, build, test, release, and support cloud-native trading and logistics software for energy commodities. Drive engineering quality, reliability, CI/CD, observability, and adoption of enterprise-authorized AI-assisted development. Partner with traders, quants, and operations, mentor engineers, and evaluate external vendor solutions.

Leads hands-on engineering of high-performance Linux infrastructure for low-latency electronic trading. Designs deployment models, containerized platforms, provisioning pipelines, and production automation; optimizes kernel, CPU, NUMA, networking, and timing performance. Drives responsible AI-assisted engineering practices, governance, vendor collaboration, reliability, and reusable solutions. Partners with trading businesses, influences technical strategy and budgets, and mentors engineers and SRE teams.

Six-month traineeship developing performant, user-friendly Android applications using Kotlin. The role combines classroom and on-the-job training, exposure to AI integration in mobile development, contributions to large codebases, backend-connected client applications, and collaborative work within agile cross-functional engineering teams.

Design, develop, and operate a resilient, high-throughput, low-latency notification platform supporting SMS, email, push, WhatsApp, and inbox messaging. Build scalable event-driven distributed systems, manage Kafka pipelines, troubleshoot production issues, improve automation and technical quality, and collaborate with global Product, Engineering, Design, and Issuing Platform teams.

Six-month Android software engineering traineeship combining classroom and on-the-job training. Trainees will learn to build performant, user-friendly applications using Kotlin, contribute to large mobile codebases, work with complex backends, and develop maintainable software in agile cross-functional teams. The program also provides exposure to AI integration in mobile development, scalable technology platforms, and modern engineering practices.

Work with a team to design, develop, and validate desktop and mobile applications (core and UI) for secure identity documents. Build mobile demo apps for SDKs, test and improve UI/UX, integrate with Jenkins CI, and perform validation and assigned tasks while learning through coaching and feedback.

Six-month traineeship developing performant, user-friendly iOS applications with Swift. The role combines classroom and on-the-job training, exposure to AI integration, collaboration on large-scale mobile codebases, backend-connected client applications, and maintainable software development within agile engineering teams.

Build and maintain high-volume ingestion and low-latency backend services for a federated intelligence platform. Implement features end-to-end, fix bugs, improve performance, participate in operational tasks and runbook improvements, collaborate with cross-functional teams, use AI-assisted tools in development, and grow engineering skills through feedback and pairing.

Work on prototyping and researching GenAI solutions (RAG, agentic AI, fine-tuning). Build PoCs, develop tools aligned to business use cases, experiment with open-source AI stacks and industrial AI services, and support prototype industrialization under supervisor mentorship.

Design, implement, and test desktop and cloud software tools for Renesas microcontrollers. Produce design docs, develop and run tests, provide customer technical support, training, and documentation, and collaborate with a development team to deliver maintainable, high-quality code.

Develop, implement, and maintain IT application systems using software development, Agile, DevSecOps, microservices, and cloud technologies. Lead projects evaluating technologies and solutions, design application architectures, address business needs, and collaborate with customers and cross-functional stakeholders.

Design, develop, test, deploy, monitor, troubleshoot, and resolve issues in software applications and infrastructure supporting government digital services. Participate in code reviews focused on quality, security, and performance, and collaborate with UX designers to deliver user-centered government platforms. The role involves frontend development with React.js, modern JavaScript web applications, backend development, testing, databases, containerization, CI/CD, cloud deployment, and Agile software delivery.

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.

Designs, develops, and implements software solutions for banking applications. Responsibilities include requirements analysis, technical design, workflow and interface development, technical documentation, data mapping, stakeholder collaboration, SME support, gap resolution, and architecture governance. The role supports multiple IT teams and ensures solutions comply with banking standards, policies, quality requirements, and strategic architecture.

Design and deploy software and data-analytics solutions for Probe operations: real-time reporting, monitoring, automation of material tracking and validation, and AI-assisted efficiency improvements. Collaborate globally to identify process improvements and implement software and process changes to reduce resolution turnaround and ensure product quality.

Leads platform engineering initiatives delivering scalable cloud-native systems and AI-enhanced applications. Responsibilities include full software development lifecycle ownership, system design reviews, coding, testing, deployment, monitoring, maintenance, and development of ML-enabled applications. The role mentors engineers, influences technical decisions, collaborates across teams to define requirements, and drives continuous improvement, reliability, and architectural excellence.

Software Engineers at Citadel develop, maintain, and support high-performance trading platforms, focusing on custom software solutions and system stability.

We are seeking a self-motivated engineer to enhance Probe operations through data analytics, develop software solutions, and drive process improvements in production.

Develop tools and infrastructure for training language models in interactive environments, implement novel methods in language modeling, reinforcement learning and multi-agent systems, and contribute to publications and open-source projects.

Lead a small engineering team to implement a cloud-based digital platform: translate solution architecture into full-stack designs, build React/TypeScript frontends and Node.js backends, design secure REST APIs and relational schemas, ensure AWS deployment readiness, CI/CD, and embed security (SAST/DAST/VAPT) and code quality practices.

Design, develop and maintain backend services for a cloud-based digital platform using Node.js and TypeScript. Build REST APIs, database schemas and optimised PostgreSQL queries; implement authentication/authorization, workflows, audit logging, reporting and integration readiness. Support CI/CD, database migration automation, deployment to AWS, and remediate security findings from SAST/DAST/VAPT.

Develop responsive, accessible frontend and admin interfaces using React and TypeScript. Build reusable components, integrate REST APIs, implement state management and routing, support AWS deployments, remediate frontend security findings (XSS, token handling), and support unit and UI automation testing.

Develop and maintain secure IAM backend services, APIs and automation integrating Microsoft Entra ID, Microsoft Graph and SailPoint. Build automated tests, CI/CD pipelines, and Java-based utilities when needed. Implement SSO/MFA/OAuth/OpenID Connect/SAML, produce technical documentation, and support access governance and identity lifecycle workflows.