Top Software Engineer Jobs in Singapore

Summer internship within a Software Engineer Program: design, develop, test, and troubleshoot software; write secure code; use modern tooling and approved AI development tools; collaborate with engineers and stakeholders; apply automation, CI/CD, resiliency, and security practices.

Design, build, and support scalable portfolio management systems. Triage production incidents with portfolio managers, implement event-driven/streaming pipelines, drive engineering best practices and AI-assisted development, and collaborate with product and stakeholders to translate investment workflows into resilient, observable tools.

Develop and optimize Java backend systems, contribute to scalable and fault-tolerant architecture, solve high-concurrency technical challenges, and participate throughout the software development lifecycle. Responsibilities include design, coding, refactoring, testing, deployment, monitoring, collaboration, and knowledge sharing.

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 delivery of scalable, cloud-native platform capabilities and ML-integrated applications. Oversee full SDLC, architecture, reliability, CI/CD, observability, and incident response. Provide technical leadership, mentor engineers, collaborate with stakeholders, and drive continuous improvement to support high-availability distributed fulfillment systems.

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

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

Six-month full-time internship designing, building, testing, and deploying production-ready card issuing and spend card features across backend, APIs, and front-end. Tasks include technical design, feature development, automated testing, observability, production deployment, cross-functional collaboration, and showcasing delivered capabilities under mentor guidance.

As a Software Engineer Intern, you'll develop high-performance platforms and technological tools for trading strategies while collaborating with senior team members at Citadel Securities.

Software Engineers are matched confidentially with Dragonfly portfolio companies hiring across crypto and blockchain. Roles may span backend, frontend, full-stack, mobile, infrastructure, data, security, machine learning, and DevOps. Candidates should have software engineering experience and an interest in crypto, blockchain, or open-source technologies. Startup or crypto-native project experience is preferred. Opportunities may be remote, hybrid, or in-person worldwide.

Leads software engineering for equities prime services, developing secure, scalable Python or Java systems supporting trading and execution workflows. Collaborates with traders, quantitative researchers, and stakeholders; translates requirements into architectures and roadmaps; reviews and troubleshoots production code; automates recurring remediation; and promotes AI-assisted engineering practices with responsible-use controls. Preferred experience includes quantitative trading, KDB/q, FIX, market data, order management systems, and streaming platforms such as Kafka or AMPS.

Software Engineer Intern supporting the development of security solutions for homeland security, smart cities, and critical infrastructure projects. Responsibilities include technical design and writing, software development, module testing, IVVQ and site deployment support, and exposure to the software development lifecycle. The role offers hands-on experience with modern web, mobile, cloud, containerization, and continuous integration technologies.

Participate in developing and maintaining core products, implementing business-module interface documentation, troubleshooting QA-reported issues, and supporting customer-service teams with problem resolution and system improvements. The role requires Java and Spring microservices knowledge, database and middleware experience, strong communication skills, and collaboration in a global blockchain environment.

Participate in developing and maintaining core products, compiling business-module interface documentation, troubleshooting issues identified by QA, and assisting customer support with problem resolution and system improvements. The role requires Java and Spring microservices knowledge, database and middleware familiarity, strong communication, teamwork, and logical problem-solving skills.

Join the GTPN team to design and build global treasury and payment platform features. Collaborate with PMs and designers, develop backend or frontend services (Kotlin/Java or ReactJS), apply system design and data-driven insights, and deliver high-quality financial products used worldwide. Role based in Singapore.

Develop and maintain full-lifecycle web and mobile applications using Java, AEM, and related cloud technologies. Responsibilities include requirements gathering, solution design, development, release management, post-launch maintenance, issue resolution, and collaboration with Product, Design, Business, and agile delivery teams. The role also supports project managers and Scrum Masters in stakeholder consultation and delivery. Candidates may work across full-stack development, DevOps, cloud infrastructure, databases, microservices, and platform technologies.

Designs, develops, tests, troubleshoots, and debugs systems software enhancements and subsystems. The role involves C programming, software integration, testing-plan execution, issue resolution, documentation, and collaboration with internal and outsourced engineering teams. Candidates work independently with moderate supervision and contribute to reliable software solutions across operating systems, networking, utilities, databases, and related tools.

Build and maintain full-stack, cloud-native enterprise applications supporting finance and procurement workflows. Responsibilities include developing APIs and integrations, writing maintainable code, creating CI/CD pipelines, implementing observability, documenting technical decisions, participating in agile delivery and code reviews, collaborating with users and cross-functional teams, and contributing to internal engineering knowledge sharing. AI-enabled features and enterprise systems integrations are also part of the role.

Design and build full-stack, cloud-native enterprise applications that manage corporate data from ingestion through serving. Develop APIs, integrations, data pipelines, CI/CD pipelines, observability, and secure data synchronization across networks. Participate in agile sprints, code reviews, documentation, issue resolution, and technical knowledge sharing. The role may also involve integrating LLM and agentic AI capabilities.

Build full-stack, cloud-native web applications and enterprise integrations supporting HR and employee experience platforms. Develop APIs, maintain high-quality code, create CI/CD pipelines, implement observability, document technical decisions, participate in agile sprints and code reviews, resolve issues, and share engineering best practices. The role also involves integrating systems such as SAP and potentially adding LLM and agentic AI capabilities.

Develop and support scalable Java and Spring Boot backend microservices powering omnichannel inventory availability, order promising, allocation, fulfilment, and post-purchase experiences. Build event-driven processing with Kafka, integrate OMS, WMS, ERP, commerce, and fulfilment platforms, and ensure services are secure, observable, reliable, and performant. Own features from design through production, write tested code, participate in reviews, troubleshoot production issues, and improve operational efficiency.

Designs, automates, and executes functional, integration, API, contract, regression, concurrency, and performance tests for inventory, order promising, sourcing, and fulfillment platforms. Investigates defects, validates fixes, maintains regression coverage, integrates quality tests into CI/CD pipelines, and supports release readiness. The role collaborates with product and engineering teams to validate distributed commerce systems, integrations, business rules, data consistency, scalability, resilience, and consumer-impacting workflows.

Design, code, test, deploy, and maintain software to automate operations and ensure reliability. Troubleshoot incidents, implement observability, resiliency, automated upgrades, change and release management, and participate in 24x7 support.

Monitor Honeywell Forge cloud applications, assess system health, triage service cases, investigate connectivity and performance issues, and collaborate with field service teams to restore service. Identify HVAC and energy-efficiency opportunities, provide actionable insights, maintain operational records, escalate issues, and deliver feedback to development teams to improve reliability and customer outcomes.

Monitor and troubleshoot Honeywell Forge cloud applications, analyze service cases, investigate connectivity and performance issues, and collaborate with field service teams to restore service. Use Forge data to identify HVAC and energy-efficiency opportunities, escalate issues, maintain operational records, and provide feedback to development teams to improve platform reliability and customer outcomes.