Top Full Stack Developer 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.

Develop and support Wellbeing Gateway, building secure, scalable full-stack web applications across frontend, backend, APIs, integrations, databases, cloud services, and CI/CD pipelines. Own features from design through production support, contribute to architecture and Agile delivery, maintain legacy systems during platform transition, investigate defects, improve technical quality, and share knowledge with developers and stakeholders.

Develop and maintain scalable web applications using React.js, Node.js, and TypeScript. Build reusable UI components, RESTful APIs, microservices, and secure backend services. Work with SQL and NoSQL databases, third-party integrations, CI/CD, and DevOps practices. Troubleshoot production issues, participate in code reviews, collaborate with cross-functional teams, mentor junior developers, and contribute to technical decisions.

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.

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.

Design, build, and maintain full-stack Link Apps features, partner integrations, services, APIs, and cloud infrastructure. Own integrations end-to-end, including authentication, rate limits, versioning, reliability, instrumentation, and graceful degradation. Collaborate with product, design, partnerships, and business teams to turn ambiguous opportunities into measurable features. Contribute to engineering culture and use AI-assisted development effectively.

Build scalable, low-latency backend APIs, event-driven services, integration layers, and microservices supporting personalization and recommendation experiences. Partner with AI/ML and data engineers to deploy models, expose AI services, and develop React applications. Improve security, observability, reliability, performance, scalability, and operational efficiency while using AI-assisted engineering tools to enhance delivery and code quality.

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 operate scalable, low-latency backend services, APIs, event-driven systems, integrations, and frontend applications supporting membership, loyalty, rewards, and consumer engagement. Configure and integrate Antavo with commerce, CRM, CDP, marketing, and data platforms. Apply secure, observable, resilient engineering practices, troubleshoot production issues, and optimize performance. The role requires strong Java and Spring Boot expertise, plus working knowledge of React, Node.js, Kafka, and SQL/NoSQL databases.

Develop full-stack applications using an object-oriented language, JavaScript frameworks, cloud platforms, SQL Server, Redis, and AI-assisted development tools. Required technologies include C#/.NET, Java, C++, React.js, Next.js, Angular, Azure, AWS, and GCP.

Design, develop, test, deploy, and monitor production web and mobile applications using React and React Native. Apply AI-enabled practices across the SDLC, including requirements, coding, testing, code review, CI/CD, monitoring, and incident triage. Own features end-to-end, contribute to scalable architecture, optimize performance and accessibility, evaluate AI tools, improve engineering workflows, and mentor junior engineers.

Develop full-stack applications using C#, modern .NET, HTML5, JavaScript, CSS, and Vue 3. Senior opportunities additionally involve Oracle SQL and PL/SQL, multithreading, asynchronous and event-driven systems, concurrency, debugging, root-cause analysis, and legacy application modernization. Experience in energy, utilities, or other complex regulated environments is advantageous. Roles are based in Melbourne or Sydney and require Australian citizenship.

Develop and maintain full-stack web applications, APIs, customer portals, administration systems, and payment integrations using PHP, Laravel, JavaScript, and MySQL. Maintain legacy PHP while modernizing applications with PHP 8+, React, Vue.js, and other frameworks. Investigate bugs, optimize queries, integrate third-party services, and contribute across front-end and back-end development. Use and critically review AI-assisted coding tools for development, testing, debugging, refactoring, and documentation.

Develop scalable full-stack software through hands-on coding, testing, debugging, and troubleshooting. Lead technical discussions, independently deliver medium-sized projects, improve engineering practices, and mentor junior engineers. Collaborate with product managers, stakeholders, and engineering teams while contributing to architecture, maintainability, and company objectives. The role primarily emphasizes backend development using Node.js, microservices, cloud services, CI/CD, TypeScript, GraphQL, WebSockets, Pub/Sub, PostgreSQL, and Elasticsearch, with frontend experience preferred.

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.

Own the end-to-end design, development, and production delivery of full-stack digital and AI solutions. Build front-end, back-end, data, integration, and LLM capabilities while ensuring governance, privacy, safety, and clinical standards. Provide hands-on technical leadership, shape ambiguous problems into scalable products, coordinate stakeholders, and support production systems. The role requires advanced Python, React, TypeScript, APIs, microservices, data pipelines, AI workflows, and experience taking AI solutions from prototype to production.

Build and operate scalable, low-latency APIs, event-driven services, integrations, and web applications supporting membership and loyalty experiences. Integrate and extend Antavo with commerce, CRM, CDP, marketing, and data platforms. Apply distributed-systems, reliability, observability, and security practices; troubleshoot production issues; contribute to reusable engineering assets; and mentor junior engineers.

Design, build, integrate, and deploy secure, scalable CIAM solutions for high-volume digital channels. Develop Java or Node.js APIs and microservices, implement OAuth 2.0, OIDC, SAML, SSO, MFA, and passwordless authentication, and integrate identity verification and fraud detection. Maintain CI/CD pipelines, automated testing, secure coding practices, and production identity services while collaborating with architects and digital product teams.

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

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.

The Senior Full Stack Engineer will design and operate scalable services and APIs for an AI compliance platform, making high-impact technical decisions and influencing engineering culture.

The Senior Full Stack Engineer will design, architect, and build integrations for enterprise compliance platforms, ensuring the integration layer connects seamlessly with tools like Salesforce and Microsoft. Responsibilities include making technical decisions, implementing APIs, and contributing to engineering culture as the team grows.

Design and maintain Binance's login, registration, and account-security experiences across web and mobile. Build an in-house AI facial-recognition KYC product, integrate authentication flows (passkeys/FIDO2, MFA), develop Node.js server-side and BFF layers, publish shared SDKs, optimize performance and observability, and drive product improvements using data.

Build responsive web applications and scalable frontend/backend services, design secure APIs and databases, implement AI-powered search and asset management features, collaborate on system architecture, and optimize performance and UX for a cloud-native DAM platform.

Join a small team to improve a tech product aimed at upskilling users in MENA, working with JavaScript and Node.js in a collaborative remote environment.