Top React Jobs in Sydney

The Senior Software Engineer will build scalable backend systems, contribute to full-stack development, collaborate on product features, and ensure code quality through reviews and CI/CD processes.

Looking for a Software Engineer to build scalable backend and APIs, collaborate on modernisation tools, and contribute to code analysis. Requires strong skills in Python/Java and relational data modelling.

Lead a software engineering team focused on data streaming products, driving architecture, mentoring engineers, and collaborating with product management.

Build and ship high-quality micro-frontend web applications using React and TypeScript. Implement Backend-for-Frontend patterns with Apollo GraphQL and Node.js, create shared design system components, publish NPM packages, deploy on GCP/Aliyun K8s with Cloudflare and GitLab CI/CD, and ensure test coverage using React Testing Library and Cypress. Collaborate with design and frontend guild to reduce technical debt and research new frontend technologies.

Lead and mentor engineers to design, build, and maintain scalable automation and onboarding systems. Implement AI/data-driven risk detection, collaborate with product/ops/compliance, drive architecture and reliability, and improve operational efficiency.

Design, build and support scalable full‑stack applications and microservices for high-volume, real-time payments. Contribute to portal development (Liferay), CI/CD and DevOps practices, testing, troubleshooting, and participate in rostered on-call production support.

Lead the adoption of a next-gen Tailwind+React component system, build Figma-to-production tooling, prototype adaptive and accessible interfaces, encode design standards into AI-assisted workflows, and align design and engineering through documentation and hands-on support.

Lead and develop engineering teams owning Zip's checkout platforms, APIs, SDKs and integrations. Drive technical strategy, delivery, architecture, resilience, security and use of AI to improve productivity while partnering with Product, Design and Commercial to increase merchant onboarding and customer conversion.

Lead technical NetSuite SuiteCloud implementations, designing scripted customizations and integrations, guiding architecture and data migration, driving UAT/SIT and admin enablement, mentoring junior staff, and providing post-go-live technical support and project technical leadership.

Lead development of lightweight SDKs, dashboards, and CI checks to monitor web performance (LCP, INP, CLS). Extend OpenTelemetry pipelines ingesting large-scale RUM data, build low-overhead metric collection libraries and no-merge-if-slower checks, and investigate performance regressions using DevTools and Lighthouse to drive high-ROI improvements.

The Senior Software Engineer will design and operate scalable systems, mentor engineers, and collaborate closely with teams to enhance AI capabilities.

The Staff Software Engineer will design and implement production-grade systems, mentor engineers, provide architectural guidance, and collaborate with teams to ensure reliable and scalable AI solutions.

The Senior Manager of Solutions Architecture will lead a team supporting pre and post sales processes, ensure technical excellence, and collaborate with sales leadership to grow business.

As Tech Lead, you will ship production code, drive product discussions, and work on impactful features for millions of users.

The role involves designing, building, and deploying Generative AI solutions, contributing to data analytics, and engaging with clients to solve complex business problems.

Build and maintain platform products, internal tools, and shared services across the stack. Develop frontends, backend services, APIs, CI/CD pipelines, observability, testing, and integrations. Collaborate on secure, scalable designs, support incidents, contribute documentation, and improve developer experience and platform consistency.

Lead design-system core work by owning standards, primitives, testing tooling, and cross-platform utilities. Drive large-scale frontend quality improvements, partner with product teams, codify best practices, mentor engineers, and contribute to hiring and platform adoption across the frontend ecosystem.

The Full Stack Software Engineer will develop, integrate, and deploy AI technologies, focusing on building scalable web applications and ensuring a great user experience.

Lead technical execution and development of digital menu board solutions. Drive architecture, mentor engineers, and ensure code quality. Collaborate with product teams and implement automation initiatives.

Design, build, and operate large-scale, multi‑tenant search systems; own search relevance and retrieval quality; lead architecture for indexing, hybrid lexical+semantic retrieval, embeddings and ranking; integrate retrieval with LLMs/RAG; ensure performance, observability, and cost at scale; provide technical leadership, mentor peers, and deliver search features end-to-end with Product and Design.

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

Lead technical direction and architecture for systems that process unstructured customer data at scale. Drive cross-functional projects to production, own reliability/performance/security of enterprise-grade systems, mentor engineers, raise engineering standards, and architect AI-native product features while balancing latency, cost, and reliability tradeoffs.

Lead the architecture and delivery of a large-scale hybrid mobile platform using React and React Native. Ship production code, mentor senior engineers, drive cross-team adoption, and ensure native performance across iOS and Android while evolving runtime, libraries, observability, and CI/CD for mobile at scale.

Lead design and implementation of scalable, high-performance frontend features using React, TypeScript and Next.js. Architect solutions, write and review production-ready code, optimize performance and security, contribute to CI/CD and DevOps practices, mentor junior engineers, and drive domain-wide technical standards.

Lead design and development of high-performance, accessible user interfaces using modern frontend frameworks. Collaborate with product, design, and engineering to scope and deliver product features, evolve shared component libraries and design systems, write well-tested code, mentor peers, and champion performance and accessibility.