Top React Jobs in Sydney

Customer-facing engineering role building and deploying AI-powered observability solutions. Ship backend and full-stack integrations, instrument telemetry, configure cloud/kubernetes deployments, and convert field learnings into reusable artifacts and product feedback.

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.

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.

Build end-to-end full stack trading applications for options: modern React frontends, distributed backend services (C++/Python), real-time data pipelines, trading and risk visualization, and tooling used directly by traders and researchers.

Design, develop, test, and deploy full-stack web applications and APIs to support investment management, portfolio operations, reporting, and business workflows. Build backend services, optimise SQL and database performance, integrate systems via APIs, contribute to cloud modernization, participate in architecture and code reviews, and improve application performance, security, and maintainability while collaborating with product and investment teams.

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.

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.

Join a small cross-functional team to build a 0➜1 product. Work across the full stack from design to deployment, architect scalable infrastructure, implement engineering best practices, ensure security, reliability and performance, and collaborate closely with founders to rapidly deliver customer-focused features.

Work with a small engineering team to write, test, and ship production-ready code across front-end and back-end (React, Node.js). Collaborate with stakeholders, support QA, customer onboarding and deployments, learn from the Lead Engineer, and contribute to product features with autonomy in a hybrid startup environment.

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.

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.

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.

Senior developer responsible for driving development of MYOB's SaaS platform, building web services and integrations, deploying cloud solutions (Azure/AWS), implementing TDD, DevOps, event-driven architecture and CI/CD, and collaborating with the Data & AI team to deliver AI-powered features and scalable, resilient systems.

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.

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.

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 and grow a high-performing software engineering team to deliver Windows and web-based building automation and video surveillance products. Drive technical vision, architecture, roadmap, cross-functional delivery, process improvements, and incident escalation while mentoring engineers and partnering with product teams.

Lead a 4–8 person AI-native engineering team to deliver production agent orchestration features. Coach engineers on product thinking, agentic workflows, and eval practices; remain hands-on in code, ensure quality and reliability, run postmortems, and hire top talent.

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.

Design, build, and maintain scalable web experiences and backend services for the OpenTTD integration portal. Work across React frontends, REST/GraphQL APIs, and backend services (C# or similar). Own features end-to-end, collaborate with product and UX, drive technical quality through design and code reviews, and evolve platform architecture to support new personas and integrations.

Design, develop, and maintain scalable full-stack web applications across front-end and back-end technologies. Build responsive interfaces, server-side logic, APIs, database integrations, and cloud-native solutions. Implement CI/CD pipelines, optimize performance and reliability, and follow TDD and code-review practices. Collaborate with designers, product managers, and QA teams in an Agile environment. Lead projects from concept through deployment and mentor junior developers while adopting modern frameworks, DevOps tools, and emerging technologies.