Top React Jobs in Sydney

Customer-facing engineer who onboards and integrates HappyRobot's AI platform, builds full‑stack features (React/TypeScript/Node, Python), implements and iterates on AI/ML (LLM prompting, transcribers, voice tuning), manages APIs/integrations, and partners cross-functionally to deliver scalable solutions under tight deadlines.

Join Escrow.com as a Senior Full Stack Software Engineer, tackling complex web applications and scalable features with diverse tech using Python, React.js, and AWS.

The Software Engineer will design and implement cloud-native applications, build APIs, work with databases, and collaborate with teams for innovative development.

The Senior Software Engineer will enhance the developer experience, drive product development, and lead cloud-native architecture initiatives, collaborating across teams to deliver high-quality software.

Work on the Growth team to rapidly design, build and iterate front-end experiments that validate activation ideas. Implement MVP tests, instrument analytics, choose the shortest technical paths, prioritize experiments, and ship quickly within an autonomous pod.

As Lead Software Engineer, you'll guide front-end development, implement AI-driven practices, deliver high-quality applications, and mentor engineers.

Design and deliver scalable solutions using C# and .NET. Mentor team members, improve existing systems, and ensure high engineering standards.

The Technical Lead at Prezzee will guide developers in delivering secure, high-quality solutions, improve frontend performance, and mentor engineers.

Responsible for overseeing the technical direction for identity management and access control systems. Will lead complex feature deliveries, conduct code reviews, and ensure team growth while focusing on customer needs and technical quality.

Build end-to-end product features across frontend, backend, and mobile (leaning frontend/React Native). Integrate with platform systems, partner with principal engineer and cross-functional teammates, contribute to AI-native features, make pragmatic trade-offs, ship quickly, and raise technical quality through code review and collaboration.

The Senior Software Engineer will develop and deliver high-quality code for stockbroking platforms, focusing on backend functionalities and integrating APIs while collaborating with stakeholders to align solutions with business objectives.

As a Software Engineer at Advanced Navigation, you'll develop software for high-performance navigation products. You'll collaborate with engineers on frontend applications, integrate with embedded systems, and manage project components to deliver quality solutions.

Build and maintain infrastructure, CI/CD pipelines, and monitoring for a scalable event-driven microservice platform. Optimize database performance (MongoDB/Postgres), manage Docker/Kubernetes environments, and support emerging MLOps and agentic AI infrastructure.

Lead and grow a high-performing engineering team, drive engineering quality and best practices, deliver meaningful product outcomes, and collaborate across the business to ensure alignment and transparency.

As a Senior Full Stack Engineer, you'll design, build and scale features across front-end and back-end systems, ensuring high-quality customer experiences and robust solutions in a cloud-native microservices environment.

As a Frontend Engineer, you'll develop web applications, ensure code quality, implement functionality, and collaborate with the team on various software projects.

Drive technical pre-sales activities: qualify requirements, demo product, build proofs-of-concept and prototypes, support partner-led motions, translate customer needs to Product/Engineering, enable internal teams, and ensure smooth transition to post-sales onboarding.

The Senior Software Engineer will develop and maintain healthcare platforms, mentor engineers, and improve coding standards and workflows.

As a Graduate Software Engineer, you'll develop and enhance the swipejobs platform, troubleshoot issues, and collaborate with the engineering team.

Lead design and development of performant user interfaces, collaborate with PMs and designers to deliver product features, evolve frontend architecture and component libraries, champion accessibility and performance, write well-tested code, run design/code reviews, mentor peers, and drive technical improvements across multiple product surfaces.

Design and develop scalable applications and support critical payment systems, collaborating with teams while participating in CI/CD practices and troubleshooting production issues.

As a Modern Work Consultant, you'll leverage your expertise in Microsoft 365 and design solutions for clients, focusing on stakeholder management and technical skills in data migration and governance.

The Software Engineer will design, implement, and support software for genomics research, focusing on API and web application development, plus DevOps deployments.

The Technical Lead will manage the Core Lending team, focusing on credit decisioning automation and compliance while ensuring high standards in engineering delivery and team performance.

The Senior Engineer leads software development in the Core Web Squad, focusing on scalable user interfaces, mentoring junior engineers, and ensuring high quality and system health in collaboration with product teams.