Top Software Engineer Jobs in Singapore

Build scalable full-stack applications and high-performance APIs using JavaScript, TypeScript, Python, or Java. Integrate AI capabilities including RAG, autonomous agents, LLM interfaces, vector search, and embeddings. Design MongoDB and Elasticsearch data solutions, manage cloud-native infrastructure and CI/CD pipelines, and collaborate with designers, data engineers, and product managers. The role supports Singapore national security analytical platforms and requires Singapore citizenship.

This role involves using OCaml and Python for various software engineering tasks, promoting collaboration within small teams at Jane Street.

Lead architecture, development, integration, and validation of imaging subsystem firmware and drivers for ARM Cortex-M SoCs. Port, optimize, and debug camera interfaces (MIPI CSI-2), video codecs, and image pipelines across pre-silicon FPGA and post-silicon platforms. Enable sensor bring-up, calibration, and performance tuning; support verification, field engineers, and customers; and optimize for real-time, memory, and power-constrained embedded systems.

Build and maintain OKX's mobile apps (iOS/Android and cross-platform), ship scalable features for millions of users, optimize performance, collaborate with design/product/global teams, document systems, and incorporate AI tools into engineering workflows.

Design, develop, and maintain data infrastructure microservices using C++, optimize for performance, debug issues, and collaborate with teams.

Leads end-to-end modernization from a monolith to microservices, including legacy analysis, architecture, estimation, data migration, deployment, and production support. Guides .NET services, databases, messaging, containerization, and frontend integrations. Acts as the technical escalation point for complex issues while improving Jira tracking, estimation accuracy, QA collaboration, release predictability, and engineering processes. Manages and develops the team through one-on-ones, performance reviews, feedback, and career-focused objectives.

Supports software validation and testing for automotive high-performance computing systems. Responsibilities include configuring test environments, developing and executing test cases, creating test scripts, supporting test automation, analyzing results, investigating defects, maintaining requirements traceability, and preparing validation documentation. The intern collaborates with developers and engineers while gaining experience in automotive software quality processes, HPC development, test automation, and modern software and AI technologies.

Design, develop, and implement software solutions for banking applications. Elicit and analyze requirements, create technical designs, workflows, interfaces, specifications, and data mappings. Collaborate with business analysts, project managers, architects, and IT stakeholders to ensure compliant, high-quality delivery. Provide subject matter expertise and support architecture governance, integration, and project teams. Diagnose complex technical issues, identify delivery gaps, and deliver solutions across multiple projects.

Leads development and integration of Wealth Core Banking and back-office solutions using Temenos Transact. Responsibilities include technical planning, system design, development, customization, testing, data migration, production releases, Level 3 support, defect resolution, governance, and operational risk reduction. The role provides technical leadership throughout project lifecycles, coordinates cross-functional teams, and mentors junior engineers.

Design, implement, and debug Bluetooth radio firmware for the Apollo Blue family. Develop features, optimize performance and power, write tests, support FAEs, triage validation issues, produce technical documentation, and collaborate cross-functionally to integrate wireless components.

Design, integrate, deploy, and maintain secure OT/IoT systems spanning hardware, software, cloud platforms, and connected devices. Develop web and backend applications, integrate OT protocols and hardware interfaces, optimize cloud-native services, implement CI/CD and monitoring, protect data, support machine learning integration, improve user workflows, and maintain technical documentation. Collaborate with stakeholders on architecture, product roadmaps, governance, and tender evaluations.

As a Software Engineer at BeMyGuest, you will develop scalable applications, manage API integrations, and ensure software quality throughout project lifecycles.

Participate in personalization delivery on production machines and develop recurrent banking product configurations. Conduct validation campaigns for banking configurations and build standalone or web tools for internal use. Collaborate with NPI engineers and follow the full software development lifecycle under mentorship.

As a Software Engineer at Canonical, you will design, build, and ship software, improve packaging and distribution processes, and mentor colleagues while contributing to open source projects.

The Junior Ubuntu Software Engineer will design, build, and ship software, focusing on quality and resilience, while engaging with the open source community.

Design, implement, and maintain low-latency automated trading systems focused on reliability, scalability, and performance. Optimize network and systems-level code, develop latency-reduction algorithms, build risk/monitoring tools, drive automation and testing, improve code reusability across exchanges, and lead core engineering efforts.

Lead security initiatives across Coupang Play: design and implement secure software, integrate security into SDLC and CI/CD, develop security libraries and automation, conduct threat modeling, pen tests, vulnerability assessments, incident response and forensics, and mentor engineering teams on secure-by-design practices.

Design, develop, and implement software protection solutions; perform exploratory analysis and reverse engineering of malware defenses; collaborate with cyber threat experts; investigate and analyze security incidents to refine protections across servers, endpoints, mobile devices, and network communications.

Design, develop, and maintain penetration-testing products and platforms. Architect scalable, secure software and CI/CD pipelines, build tooling and orchestration for pentesting environments, research testing frameworks, and collaborate with security researchers to simulate real-world attacks.

Research and analyze threats targeting network devices; reverse-engineer malware and emerging defenses; design, develop, and implement solutions to protect devices from SOHO to enterprise levels.

Design, develop, and implement mobile device security and software protection solutions. Collaborate with cyber threat experts to analyze and reverse-engineer malware defenses, validate technologies, and investigate security incidents to improve mobile app and device security strategies.

Design, develop and maintain Windows software protection solutions; perform reverse engineering and malware analysis; investigate security incidents; develop tools to protect enterprise servers and Windows endpoints; document deliverables for knowledge management.

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.

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.