Top React Jobs in Sydney

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.

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.

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.

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.

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.

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.

Develop and maintain server-side logic using PHP and Craft CMS, support frontend integration, manage databases, and ensure application performance.

Assist in designing, developing, and testing software applications while collaborating with senior developers on various projects. Gain hands-on experience in software development and exposure to programming languages and tools.

As a Senior Technical Consultant, you will assist in application development projects, work with clients on AI, and utilize .NET on Azure along with React/Angular.

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

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.

The Senior Software Engineer will build AI-powered user experiences, develop frontend and backend services, and integrate AI capabilities into legal workflows, while mentoring engineers and ensuring strong engineering standards.

As a Founding Engineer, you'll own core product and infrastructure decisions, building scalable software and transformative AI solutions for millions of users.

The Senior Full-Stack Engineer will design, develop, and support complex software systems, collaborating with cross-functional teams and ensuring quality and security in an Agile environment.

Join Elafent as a Graduate Software Engineer to create scalable and elegant software for our cloud SaaS platform. Work on various development areas, collaborate with a proactive team, and enjoy a healthy work/life balance.

As a Full Stack Developer, you will manage end-to-end delivery of projects, participating in agile sprints, and developing features using a diverse technology stack. You will ensure technical quality, collaborate with stakeholders, and support client engagements.

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.

Design and build user interfaces and components using modern frontend frameworks. Collaborate with product, design, and engineering to deliver accessible, performant features, contribute to shared libraries and design systems, write well-tested maintainable code, and iteratively ship product experiments.

Lead frontend architecture and complex cross-team initiatives for Canva’s Photo Editor. Set technical direction, improve performance, establish engineering standards, mentor senior engineers, identify strategic technical opportunities, and collaborate with product, design, and machine learning teams. Contribute hands-on to critical projects involving complex frontend applications and potentially graphics-intensive image-editing experiences.

Lead technical delivery across enterprise AI and digital transformation programs. Architect and deploy AI agents, agentic workflows, and cloud-native platforms using Google Cloud and Vertex AI. Oversee full-stack microservices, Terraform infrastructure, CI/CD, API integrations, and technical governance. Mentor engineering squads, establish quality standards, manage technical risks, and collaborate with product, architecture, portfolio, and pre-sales stakeholders. The role requires extensive software engineering leadership in telecommunications or large-scale digital and retail environments.

Develop and optimize Golang backend services and rule engines, collaborate on scalable solutions, process and analyze data, support AI initiatives, contribute to frontend development, and maintain code quality through testing and reviews.