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.

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.

As a Frontend Engineer, you'll craft user interfaces, write engineering requirement documents, build test suites, and integrate analytics for product success.

As a Backend Engineer, you will design scalable APIs, create Engineering Requirement Documents, and build test suites for product analytics and performance.

Develop, validate, and deploy embedded software components for mobile and IoT devices. Collaborate in an agile environment to enhance product quality and development methods.

The role involves engineering, creating viral applets, API development, and managing developer relations through various platforms and events.

Develop and maintain ROS-based sensor drivers and the communication bridge between ROS and MCU-based embedded control. Optimize driver performance, debug interfaces (CAN/USB/UART/I2C/SPI), implement robust protocols and bootloader update pipelines, and own end-to-end integration and testing for robot hardware-software interfaces.

Build and ship native iOS features in Swift for an AI neobank: design clean flows for insurance, payments and financial services; integrate backend APIs; improve performance and reliability; use analytics and on-device AI to enhance user journeys while collaborating with product and design.

Build and ship native Android features in Kotlin for an AI-enabled neobank. Design clean user flows for financial services, integrate backend APIs, improve performance and reliability, use analytics to iterate, and add on-device AI where it improves UX.

As a Senior iOS Engineer at Speechify, you will lead engineering decisions, ship production code, and maintain the app's architecture, focusing on customer experience and product evolution.

The role involves managing data ingestion pipelines, collaborating with scientists for data optimization, and ensuring efficient data collection to support AI model training.

Design, build, and maintain internal platform products, APIs, and services that enable customer-facing teams to prototype and scale solutions. Own full product lifecycle from prototype to GA, collaborate with customers and field teams, leverage AI-assisted development, and deliver secure, scalable systems processing large volumes of security events.

The Software Engineer will develop and maintain backend services for various applications, design robust APIs, and enhance backend architecture, collaborating with cross-functional teams.

Six-month traineeship to learn and build performant Android applications in Kotlin. Work in cross-functional agile teams, contribute to large mobile codebases, integrate AI into mobile workflows, and gain hands-on experience with client-backend integrations and scalable app development.

Six-month iOS traineeship to learn and build performant Swift-based mobile apps. Work in cross-functional teams, contribute to large codebases, integrate AI tools, and build client applications that interact with complex backends.

The iOS Engineer will develop scalable iOS applications, optimize code, lead prototypes, oversee app deployment, and mentor junior engineers.

Partner with clients to design, build, and deploy production-grade, cloud-native applications that integrate AI and data. Rapidly prototype, iterate, and productionise solutions, collaborate with product and AI teams, and act as a trusted technical advisor while delivering end-to-end solutions.