Top Software Engineer Jobs in Singapore

Lead architecture and roadmap for the App Marketplace/Extension Framework. Design and build SDKs, webhooks, APIs and UI-extension patterns. Ensure technical excellence with coding standards, observability, and security. Improve developer experience with documentation, sandboxes, and tooling. Integrate with external financial institutions and third-party platforms to scale the ecosystem.

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.

Build and maintain Airwallex's 3DS card authentication infrastructure and payment APIs. Design, develop, and operate reliable services, collaborate with global teams and financial partners, troubleshoot production issues, and own critical components of the online payment processing flow.

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.

Design and build cloud cost management and security/access platforms: billing and cost-attribution pipelines, self-serve cost dashboards, anomaly detection, cost-optimization and automated rightsizing, and Just-In-Time access and credential management for production cloud and CI/CD environments.

Design, implement, and deliver production-grade, low-latency streaming ingestion and search platform features. Build and optimize large-scale distributed systems (streaming, storage, partitioning, resilience). Collaborate with product and global engineering teams, perform design/code/performance reviews, translate business requirements into robust engineering solutions, and maintain platform reliability and scalability.

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.

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.

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.

Lead design, develop, test, and support scalable pricing and portfolio systems for the Global Portfolio Swap platform. Build production code, REST APIs, and pricing services; manage defects, support environments, and collaborate with global teams and front/middle office stakeholders using Agile SDLC practices.

Lead design and delivery of ultra-low-latency market connectivity systems in C/C++. Provide technical leadership, optimize performance and reliability, own architecture and test automation, champion engineering best practices and AI-assisted development, and collaborate with product and operations teams.

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

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

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

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.

Manage software engineering projects and teams end-to-end: define objectives, plan resources, ensure on-time delivery within specifications and costs, enforce documentation/compliance (ISO, IP, safety), drive R&D and process improvements, mentor staff, and resolve complex technical and operational problems.

Design, develop, and debug complex software for semiconductor equipment; define specifications and test plans; lead projects; interact with customers for requirements and troubleshooting.

Design, develop, test, and debug complex software for semiconductor equipment. Create documentation and test procedures, define specifications and test plans, troubleshoot and implement bug fixes, and liaise with internal and external customers for requirements and scheduling.