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 and deploy customer-facing AI-powered solutions for LogicMonitor Edwin AI. Develop backend services, integrations, automations, and lightweight frontend experiences using Python, Java, JavaScript, TypeScript, and React. Implement APIs, telemetry pipelines, dashboards, cloud deployments, and observability workflows. Support prototypes, production rollouts, troubleshooting, and customer adoption while contributing reusable engineering patterns and product feedback.

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 evolve the AI-native platform and developer experience: build CI/CD, build/test/deploy loops, agent-safe sandboxes, cloud infra and cost controls, SLOs and observability, incident response, and platform capabilities that multiply engineering productivity across teams.

Own a product stream end to end by identifying customer problems, deciding what to build, developing and shipping full-stack solutions, and measuring adoption, retention, revenue, and production health. The role involves regular customer conversations with accounting and law professionals, rapid iteration, UX design using the company design system, observability, incident response, and AI-native development with Claude Code.

Own a customer-focused product stream end to end, from conversations with accounting and law professionals through product decisions, full-stack development, UX, deployment, and iteration. The role emphasizes customer discovery, rapid shipping, commercial outcomes, production health, observability, and ownership of adoption, retention, and revenue. Engineers work asynchronously, use AI-native development tools, and collaborate closely with product and customers.

Build and own end-to-end products for an AI-native electricity retailer. Responsibilities include product design, frontend interfaces, data modeling, backend architecture, security, resilience, and agent-driven development workflows. The role also involves processing metering, market, and weather data; shaping engineering foundations; collaborating with energy and go-to-market teams; and delivering reliable software in an evolving startup environment.

Build and ship Audience, Immutable’s MarTech platform for gaming studios. Own product features end to end across attribution, measurement, lifecycle messaging, segmentation, experimentation, and AI-powered growth. Work hands-on across frontend and backend systems using TypeScript and Go, collaborate with Product, Design, Data, founders, and customers, and contribute to an AI-native engineering workflow.

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.

Develop and support Wellbeing Gateway, a secure and scalable workforce health platform. Responsibilities include building front-end, back-end, API, integration, and data-layer components; owning features through production support; contributing to architecture and Agile delivery; maintaining CI/CD, cloud services, monitoring, testing, documentation, and incident response; and helping transition legacy technology while mentoring developers.

Leads the architecture and development of scalable, high-performance web applications using React, TypeScript, and Next.js. Owns complex feature delivery, web performance optimization, technical debt reduction, reliability, security, and operational excellence. Mentors junior engineers, contributes to engineering standards, participates in on-call rotations, and collaborates with Product and Design teams to deliver customer-focused outcomes.

Build and deploy AI workers for enterprise customers in Australia. Responsibilities include customer-facing engineering, full-stack development with React, TypeScript, Node.js, and Python, AI/ML application development, LLM prompting, voice and transcription tuning, API integrations, and iterative solution improvement. The role also involves cross-functional collaboration, project management, customer onboarding, and helping establish the region’s deployment and operational playbook.

Build and maintain scalable full-stack software for the Campaign Monitor product. Develop APIs, event-driven microservices, dynamic web applications, AWS infrastructure, and event-streaming solutions. Collaborate with designers, product managers, and engineers; contribute to architecture decisions, code reviews, mentorship, scoping, and long-term maintainability. Participate in on-call support and use data-driven instrumentation to improve system reliability and customer experiences.

Develop and maintain high-traffic consumer weather web applications using JavaScript, React, and Next.js. Build accessible, responsive interfaces, integrate APIs, troubleshoot defects and performance issues, write tested reusable code, and collaborate with engineering, QA, product, and UX teams on releases and production improvements.

Design, build, implement, and support Microsoft 365 solutions using SharePoint, Power Platform, Teams, OneDrive, and Purview. Translate customer requirements into practical solutions, deliver workshops and demonstrations, produce technical documentation, support information governance and migrations, resolve service issues, and contribute to Copilot and AI adoption. The role also supports project delivery, estimates, presales, governance, training, and customer capability development.

Designs, develops, configures, integrates, and supports enterprise IBM FileNet, Case Manager, and Business Automation Workflow solutions. Responsibilities include customizing IBM Content Navigator, developing APIs and plugins, configuring workflows and case types, performing deployments and migrations, troubleshooting production issues, optimizing performance, documenting solutions, and participating in Agile development practices.

Designs, builds, tests, and maintains scalable full-stack software using Java and React. Responsibilities include feature design, code reviews, cloud-native development, debugging, performance optimization, containerization, CI/CD, automated testing, and collaboration with product and engineering teams. The role emphasizes technical growth, mentorship, quality engineering, and adoption of modern and AI-assisted development tools.

Build and own customer-facing products end to end, from discovery and data modeling through development, release, measurement, and iteration. Work primarily across React and Laravel on AWS, with native mobile applications. Partner with product managers and customers to simplify contractor workflows involving time tracking, payroll, compliance, and job costs. Make product and technical tradeoffs, prototype rapidly with AI tools, review code, and help shape engineering practices.

Designs and delivers end-to-end automation solutions for Lilly’s global Finance organization. Responsibilities include assessing opportunities, developing and testing software, creating architecture and test documentation, supporting UAT and integrations, troubleshooting production issues, resolving defects, and assisting with QA, audits, migrations, and risk mitigation. The role uses Python, PySpark, TypeScript, PostgreSQL, AWS, Microsoft Fabric, SAP, and other APIs, while collaborating with finance, technology, analyst, and business teams.

Build and maintain high-performance Golang backend services and APIs for a large digital media archive. Develop AWS cloud-native microservices, media-processing modules, and Kubernetes deployments for audio, video, and metadata. Collaborate in an autonomous Agile squad, contribute across the deployment lifecycle, participate in code reviews and testing, and strengthen DevOps, monitoring, and automation practices.

Designs, develops, and supports enterprise IBM FileNet and Case Management solutions. Responsibilities include configuring case types and workflows, developing ICN plugins and integrations, building REST/SOAP APIs, performing technical reviews and optimization, troubleshooting production issues, supporting upgrades and migrations, documenting deployments, and mentoring team members. The role collaborates with stakeholders and delivery teams in Agile environments.

Build and improve large-scale React frontend features for a global travel marketplace. Responsibilities include developing customer-facing booking experiences, designing A/B tests, optimizing performance and accessibility, integrating with microservices and travel systems, contributing to testing and CI/CD practices, using AI-augmented development tools, and mentoring engineers. The role works closely with product managers, designers, and backend teams in an in-person Sydney office.

Lead solution and system design for the Reservations stream, partnering with product and design to solve ambiguous customer problems. Direct and verify AI-assisted implementation, review code, maintain agent-enabling engineering foundations, and own production quality. Mentor engineers, guide architecture and technical practices, and make trade-offs across scalability, performance, security, operations, and customer outcomes.

Build and own the cloud and edge platform connecting autonomous drones, docks, and customers. Responsibilities include AWS infrastructure as code, backend and desktop applications, offline-first synchronization, OTA fleet updates, CI/CD, monitoring, alerting, video streaming, and reliable networking across remote cattle stations. The role is hands-on, Sydney-based five days per week, with regular domestic and potentially international field deployments.

Own important user-facing product areas end to end, from ambiguous direction through architecture, implementation, production rollout, measurement, and ongoing improvement. Build across frontend, backend, APIs, infrastructure, native clients, and AI systems. Use AI coding agents, observability, automation, testing, and evals to increase safe autonomy and reduce recurring manual work while maintaining production reliability and product judgment.