Top Front End Developer Jobs in Sydney

Lead the frontend architecture for a portable React platform that runs on web, iOS, and Android. Design and ship web runtime implementations, guide the React Web → React Native transition, influence hundreds of frontend engineers through patterns, docs, and reviews, and remain hands-on with code, performance, SSR, and React Server Components.

Lead design and ship the frontend architecture for a Portable Platform enabling React code to run across web, iOS, and Android. Own web implementations of shared components, guide the React Web to React Native migration, promote SSR and React Server Components where relevant, upskill hundreds of frontend engineers, and remain hands-on with code, design docs, and reviews.

Design and build responsive React frontends, implement wallet and blockchain interactions, translate complex DeFi/financial data into institutional dashboards, collaborate with smart contract and legal teams, ensure performance, security, and accessibility, and maintain clean, documented code through code reviews.

Lead development of a portable React component library that renders on web and React Native. Abstract cross-platform complexity, set standards for building and distributing components, mentor engineers, drive adoption across product teams, and evolve the design system for AI-enabled workflows.

Develop and maintain Java backend services for enterprise blockchain applications, integrate APIs with React/Vue frontends, design scalable blockchain solutions, troubleshoot complex backend issues, and collaborate with cross-functional teams while staying current with blockchain best practices.

Design and implement frontend applications using JS, CSS, React, and Flutter. Collaborate on technical specs and contribute to documentation, ensuring user experience and performance.

Entry-level mobile engineer role contributing to Android/iOS hybrid apps and frameworks. Develop, test, and optimize production mobile code (Kotlin/Java, JavaScript/TypeScript, QuickJS), collaborate with UI/UX, use profiling and AI-assisted debugging, write documentation, and support deployments under senior mentorship.

Seeking a Mobile Front-End Developer proficient in Flutter and React Native to create scalable mobile apps, focusing on performance and user experience.

Seeking a highly creative Front-End Developer experienced in WordPress and JavaScript for crafting user-centric, visually stunning websites, collaborating with designers, and optimizing for performance.

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.

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

As a Frontend Engineer, you'll develop responsive web applications, collaborate with cross-functional teams, and mentor junior developers while optimizing applications for performance.

Design, develop and maintain responsive web applications using .NET and modern front-end frameworks. Build accessible UIs, integrate RESTful APIs and backend services, collaborate with cross-functional teams, and follow Agile and CI/CD practices to deliver scalable, high-performance solutions.

The Front-end Engineer will develop high-quality user interfaces using React and TypeScript, enhance design systems, and optimize application performance while collaborating with design and product teams.

The Frontend Engineer will implement UI features, automate UI testing, and oversee production releases while focusing on user experience in the blockchain space.

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.

Build responsive, production-grade web UIs and data-dense dashboards from design prototypes. Implement interactive visualizations, integrate with REST/GraphQL backends, manage state and performance, write frontend tests, and collaborate with designers, backend and data engineers to deliver polished, accessible, and performant cybersecurity and analytics products.

Design and implement developer-facing UI from Figma to production using Hotwire (Turbo + Stimulus) and ViewComponents. Own the dashboard, API playgrounds, docs, marketing site, and data visualization. Optimize performance and bundle size, maintain a coherent component system, and ship polished, production-ready front-end with tests and CI/CD.

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.

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.

Design, build, and own frontend tooling and infrastructure to improve developer workflows across Canva. Improve build performance, maintain dev environments, implement testing and code-quality tooling, troubleshoot complex bundling issues, and drive adoption of best practices while mentoring engineers and collaborating across teams.

Own and evolve Arlula's server-rendered front-end stack for satellite operations. Implement and maintain multi-page UIs, ensure accessibility and performance, troubleshoot live deployments, mentor junior developers, and collaborate with engineers and product to shape UX and pipeline scalability.

Join Dragonfly's talent network as a Senior Frontend Engineer. Connect with global portfolio companies in the crypto ecosystem.

Lead QA automation for Futures across web, desktop, and mobile: design and execute test plans, set up test environments, write automated tests, perform security and performance testing, root-cause analysis, and improve testing processes across the SDLC.

Develop and enhance frontend components of React-based applications, optimize UI/UX, and collaborate on backend integration while participating in agile cycles.