Full Stack Developer (Legacy) - Manager

At EY, we’re all in to shape your future with confidence. We’ll help you succeed in a globally connected powerhouse of diverse teams and take your career wherever you want it to go. Join EY and help to build a better working world. Full Stack Developer (Legacy) - Manager The opportunity As our Full Stack Developer you will lead the design, development, and delivery of multiple enterprise-grade web applications across diverse platforms. This role combines technical leadership, hands-on development, and stakeholder engagement, with responsibility for ensuring high-quality, scalable, and secure solutions. You will work across a modern hybrid ecosystem spanning Onprem, Azure, AWS with Python & C++/C# backends, and Python, Java and React-based frontends, while managing delivery, releases, and ongoing support. This is a hybrid position based in Boorloo – Perth. Our roles can potentially be adjusted to work flexibly with reduced hours. Please speak with us about potential options. Your Key Responsibilities Technical Leadership & Delivery Act as technical lead across multiple products, ensuring code quality, consistency, and best practicesOwn release management, deployment strategies, and environment governanceLead support triage, prioritisation, and ticket managementProvide onshore delivery leadership, coordinating with offshore teams where applicableDrive continuous improvement in development processes, CI/CD pipelines, and DevOps practices Solution Design & Architecture Work closely with stakeholders to define and refine solution architecturesDesign scalable, secure, and high-performing systems across cloud-native environmentsProvide guidance on microservices, API design, and integration patternsContribute to technical roadmaps and future platform evolution Backend Development Develop and maintain APIs and services using:Python (Flask, Fast API, WSGI)C++, C#Design and manage data layers using:PostgreSQLAzure SQLCosmos DBBuild resilient, event-driven systems using:Message Queues (RabbitMQ, ZeroMQ, Azure Service Bus)Azure Functions & Logic Apps.Net, C# based integrations. Frontend Development Develop modern web applications using:React with TypeScriptPython (Django)JavaScript ( Bootstrap, Datatables, D3.js, DC.js, Leaflet, Vuex, jQuery, Select2)Work with:D3 (data visualisation)Legacy front-end stacks (jQuery, Bootstrap) where requiredEnsure responsive design and mobile-friendly experiencesImplement testing using:Jest, Playwright Cloud & DevOps Work extensively with Microsoft Azure, including:App Services & Static Web AppsAzure FunctionsApp InsightsKey VaultManage infrastructure and deployments using:Azure DevOps CI/CD pipelinesDocker & containerised deploymentsKubernetes (AKS)Linux based deployments using Ansible, Jenkins and Puppet Integrations & Specialised Areas Integrate with enterprise systems such as:SAP (user/profile data)GIS platforms (ArcGIS)Work with advanced visualisation technologies: 3D engines (e.g., Unigine)Processing engineering data formats (e.g., .dxf files) Skills And Attributes For Success Core Technical Skills Strong full-stack development experience across:Python (Flask/Django) and/or C# .NETReact with TypeScriptStrong API design and development experienceExpertise with relational and NoSQL databases: PostgreSQL, Azure SQL, Cosmos DBSolid experience with Azure cloud ecosystem DevOps & Infrastructure Hands-on experience with: Azure DevOps (CI/CD)Docker and KubernetesNGINXFamiliarity with monitoring and observability tools (App Insights) Leadership & Delivery Proven experience as a technical lead or delivery leadExperience managing support processes, triage, and prioritisationStrong stakeholder communication and engagement skillsAbility to operate across architecture, design, and execution levels Ideally, you’ll also have the skills and attributes below but don’t worry if you don’t tick all the boxes. We’re interested in your aptitude, attitude and willingness to learn. Experience with: Vite, TanStack, ZustandGIS/ArcGIS integrations3D visualisation tools (e.g., Unigine)Mining ExperienceExperience working in multi-product or platform environments. What We Offer You At EY, we’ll fuel you and your extraordinary talents in a diverse and inclusive culture of globally connected teams. We’re proud to be recognised as the #1 WORK180 Endorsed Employer in the Top 101 Employers for Women 2026. Learn more. Career development: At EY, your career is yours to shape! We’ll develop you with future-focused skills and equip you with world-class experiences ey.com/au/careerdevelopmentFlexible work arrangements: Our flexible work policies empower you to balance your professional and personal life, fostering a culture of trust and autonomy.A comprehensive benefits package: From a yearly wellness incentive, to access to additional 8 weeks of flex leave per year, and family-friendly policies, including up to 26 weeks of gender-neutral paid parental leave, we cater to your diverse needs to help you thrive both personally and professionally www.ey.com/au/benefits Salary: We offer a competitive salary which is open to negotiation pending on skills and experience. Acknowledgement of Country EY acknowledges the Traditional Owners and Custodians of the lands on which EY offices are located around Australia. We pay our respects to their cultures, and to their Elders — past, present, and emerging. Find out more about our vision for reconciliation at ey.com/en_au/careers/indigenous Inclusiveness is core to who we are and how we work together, driving value for our people and for our business. We encourage applications from people of all ages, nationalities, abilities, cultures, sexual orientations, and gender identities and are committed to providing an equitable and barrier free recruitment experience for all. We encourage you to share any support and adjustments you need to be your best and participate equitably in our recruitment process. We understand sharing your needs with us can be daunting, so if you have questions before or during your application, we welcome you to get in touch at contactrecruitment@au.ey.com or +61 3 8650 7788 (option 2). Anything you tell us will be kept completely confidential. Are you ready to shape your future with confidence? Apply today. EY | Building a better working world Our preferred applicant will be required to undertake employment screening by EY or our external third-party provider. © 2026 Ernst & Young Australia. A member firm of Ernst & Young Global Limited. All Rights Reserved.