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 practices

Own release management, deployment strategies, and environment governance

Lead support triage, prioritisation, and ticket management

Provide onshore delivery leadership, coordinating with offshore teams where applicable

Drive continuous improvement in development processes, CI/CD pipelines, and DevOps practices Solution Design & Architecture Work closely with stakeholders to define and refine solution architectures

Design scalable, secure, and high-performing systems across cloud-native environments

Provide guidance on microservices, API design, and integration patterns

Contribute 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: PostgreSQL

Azure SQL

Cosmos DB Build 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 TypeScript

Python (Django)

JavaScript ( Bootstrap, Datatables, D3.js, DC.js, Leaflet, Vuex, jQuery, Select2) Work with: D3 (data visualisation)

Legacy front-end stacks (jQuery,



Bootstrap) where required Ensure responsive design and mobile-friendly experiences

Implement testing using: Jest, Playwright Cloud & DevOps Work extensively with Microsoft Azure, including: App Services & Static Web Apps

Azure Functions

App Insights

Key Vault Manage infrastructure and deployments using: Azure DevOps CI/CD pipelines

Docker & containerised deployments

Kubernetes (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# .NET

React with TypeScript Strong API design and development experience

Expertise with relational and NoSQL databases: PostgreSQL, Azure SQL, Cosmos DB Solid experience with Azure cloud ecosystem DevOps & Infrastructure Hands-on experience with: Azure DevOps (CI/CD)

Docker and Kubernetes

NGINX Familiarity with monitoring and observability tools (App Insights) Leadership & Delivery Proven experience as a technical lead or delivery lead

Experience managing support processes, triage, and prioritisation

Strong stakeholder communication and engagement skills

Ability 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, Zustand

GIS/ArcGIS integrations

3D visualisation tools (e.g., Unigine) Mining Experience

Experience 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/careerdevelopment

Versatile 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 [email protected] 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.

📌 Full Stack Developer (Legacy) - Manager (Western Australia)
🏢 Ey
📍 Western Australia