Top React Jobs in Sydney

Build full-stack, low-latency trading and pricing tools for options traders. Collaborate with traders, researchers, and business stakeholders to design intuitive frontends and scalable backend services, prototype and productionize distributed systems, and expand trading capabilities globally while improving performance, stability, and usability.

Develop and maintain enterprise-grade C# and .NET applications, RESTful APIs, event-driven microservices, and distributed systems on AWS. Design PostgreSQL schemas, optimize queries, and support high-volume workloads across the full software development lifecycle. Collaborate with product owners and architects while meeting compliance, security, resiliency, and service-level requirements. Use and evaluate AI-assisted development tools responsibly for coding, testing, refactoring, documentation, and automation.

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.

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.

Leads a compliance engineering squad’s technical execution, architecture, delivery quality, and engineering maturity. Responsibilities include decomposing complex requirements, making system design decisions, reviewing code and architecture, mentoring engineers, establishing testing and code-review standards, managing technical dependencies, supporting hiring and performance reviews, and aligning strategy with engineering leadership. The role focuses on scalable, cloud-native systems and requires strong full-stack development expertise across modern JavaScript technologies.

Build accessible interactions for Canva’s Editor, including focus management, keyboard navigation, live regions, and ARIA semantics. Use VoiceOver, NVDA, and JAWS to test and debug accessibility behavior. Collaborate with engineers and designers, review implementations, identify systemic accessibility gaps, and develop architectural solutions across a large frontend codebase. Guide teams on accessible development and co-design solutions with assistive technology users.

Develop and deliver full-stack software features across the lifecycle using Go, Java, Node.js, TypeScript, and React. Design scalable systems, improve performance and reliability, apply engineering best practices, and contribute to architecture. Own moderately complex work from design through deployment with minimal supervision. Review code, mentor junior engineers, participate in interviews, collaborate with peers, and independently solve technical challenges. Kubernetes and Terraform exposure is valued but optional.

Designs and maintains backend services, RESTful APIs, integrations, event-driven solutions, and React applications. The role emphasizes C# and .NET backend development, with frontend work in React, automated testing, code reviews, CI/CD, scalable architecture, and independent technical research. The engineer collaborates cross-functionally to deliver maintainable legal technology products and contributes to improving engineering practices, tooling, and standards.

Build and maintain HEO Inspect, a cloud-based non-Earth imaging data and insights platform. Responsibilities include developing backend-focused fullstack features, creating responsive interfaces and visualizations, automating space operations, deploying R&D algorithms to production, and delivering web applications, APIs, and integrations that meet customer needs.

Provide advanced SharePoint technical support: investigate and resolve complex SharePoint Server and Online issues, advise customers, collaborate with engineering, mentor peers, and contribute to product and process improvements through diagnostics and automation.

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.

Build full-stack features, APIs, backend services, and frontend experiences for an AI legal risk management platform. Develop and structure risk insights delivered through MCP, integrate with LEAP’s AI ecosystem, and prototype LLM-powered capabilities. Contribute to architecture, reliability, observability, performance, and end-to-end feature delivery while collaborating closely with a startup-style team.

Provides technical support for SharePoint, Microsoft 365, Office, Teams, OneDrive, Exchange Online, and Copilot. Responsibilities include investigating and resolving complex customer issues, troubleshooting identity, permissions, licensing, performance, and configuration problems, meeting support SLAs, documenting resolutions, escalating defects, and collaborating with engineering teams. The role also contributes to automation, readiness programs, mentoring, product improvements, and secure AI and Microsoft 365 configuration practices. Flexible evening and weekend shifts may be required.

Build and maintain full-stack software for legal practice management applications. Responsibilities include developing responsive front-end applications with JavaScript or TypeScript, building C#/.NET backend services and APIs, integrating LLMs and emerging AI tools, collaborating on cloud deployments, contributing to architecture, writing tests, fixing bugs, and participating in agile delivery.

Own production reliability across Dataro’s React, Python, and AWS stack. Build observability, monitoring, alerting, SLOs, and error budgets; lead incident response, resolution, and blameless postmortems. Contribute to architecture decisions involving scalability, resilience, and disaster recovery, automate operational toil, and implement reliability fixes across backend and frontend code. Collaborate with engineering, product, and data science while supporting on-call operations.

Design, develop, test, and maintain full-stack features using React and Node.js. Architect reliable, scalable microservices, integrate AI capabilities such as LLMs, RAG pipelines, and agents, and collaborate with product, design, and data teams. Contribute to technical roadmaps, code reviews, testing, security, and engineering best practices while mentoring mid-level engineers and improving customer experiences.

Own and ship end-to-end product surfaces using Next.js/TypeScript and FastAPI/Python. Raise frontend quality, optimize performance for data-dense UIs (3D playback, time-series, maps), build mobile-friendly dashboards, and implement backend APIs, data models, and jobs. Iterate quickly with customers and own outcomes.

Own the technical direction of Canva’s hybrid mobile platform across React Native, iOS, and Android. Lead architectural decisions, deliver the platform into production, establish performance and reliability foundations, and prove the architecture through live product surfaces. Guide Staff and Senior engineers through a large-scale migration, drive adoption across product teams, and influence mobile architecture across Canva’s engineering organization while remaining hands-on with complex implementation details.

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

Build and maintain customer-facing and internal web applications (Megaport Portal) using a modern frontend stack. Implement features with Vue 3/TypeScript, ensure accessibility and responsive design, integrate web services, improve architectures and processes, and write unit/integration/end-to-end tests using Playwright and Vitest.

Contribute to production software systems supporting integrations, workflows, APIs, and internal tools. Build React frontend components, develop REST API and ETL integrations, write automated tests, debug distributed systems, and participate in code reviews and technical discussions. The internship includes mentorship, scoped engineering projects, and a final presentation of outcomes. No prior professional software engineering experience is required, though prior internship or equivalent experience is required.

Own the Android app end to end, including architecture, performance, releases, app store presence, experimentation, and roadmap. Lead and mentor mobile engineers, establish technical direction, and deliver polished native experiences. Partner with engineering and product leadership on growth, onboarding, and retention initiatives. Ship, instrument, measure, and iterate quickly in a PLG and A/B testing environment, while helping scale the mobile team.

Design, build and scale production-ready AI capabilities and applications using Python and modern cloud tech. Collaborate with cross-functional teams to deliver secure, observable, and responsible AI solutions, mentor engineers, drive architecture decisions, and ensure operational excellence across AI platforms.

First dedicated site reliability engineer responsible for owning reliability, observability, incident response, and platform decisions. Projects include improving uptime and RTO, hardening GPU clusters, implementing metrics/tracing/alerting and SLOs, and optimizing AWS infrastructure and cloud spend while enabling CI/CD and deployment pipelines.