Overview
We’re seeking a Senior Software Engineer (Full Stack) to drive innovation and build world-class products using Typescript, React, Node.js and GraphQL. You have deep technical expertise, a passion for innovation (GenAI), and the drive to deliver exceptional user experiences. Together we will build tomorrow’s bank today, using world-leading engineering, technology, and innovation.
Role and Responsibilities
* As the Senior Software Engineer working for Unloan at CBA, you will help drive business growth by driving innovation at the intersection of technology, security, and intelligent automation. You will help in supporting the strategic design and architecture of Unloan’s platform, delivering complex, high-performance services and products that redefine digital lending.
* Reporting to an Unloan Chapter Lead, you’ll operate in a modern full-stack, full-cycle engineering environment, owning end-to-end delivery from design to production. You’ll build secure, scalable solutions using TypeScript, React, Node.js, and GraphQL, while driving Agentic AI and automation to streamline operations and accelerate delivery across both back-end and front-end systems.
Team and Environment
You’ll work with a tight-knit, high-performing team of engineers, designers, and product thinkers who believe technology can make banking better. We combine the agility of a start-up with the strength and stability of Australia’s largest bank, moving fast, experimenting boldly, and shipping meaningful features that change how Australians experience home ownership. Unloan is where modern engineering creates real-world impact.
Tech Skills
We use a broad range of tools, languages, and frameworks. We don’t expect you to possess knowledge of all, but experience or exposure with some, or their equivalents, will set you up for success in this team:
* Backend: Node.js, GraphQL, REST APIs
* Frontend: React, TypeScript, Expo, GraphQL
* Architecture: Microservices Architecture, Distributed Systems, System Design
* Cloud & Infrastructure: AWS, Azure, Docker, Kubernetes
* DevOps: Git, SonarQube
* CI/CD: GitHub Actions, CI/CD Pipelines
* AI: Generative AI, Agentic AI
* Quality & Testing: Jest, Playwright, Storybook, Automated Testing
* Observability & Operations: Observe, Application Insights
* Engineering Practices: Full Cycle Engineering, Production Readiness, FinTech Systems, Protected Environments
Qualifications / What we’re looking for
* Build exceptional cross-platform experiences using Typescript, React, Node.js and GraphQL, taking advantage of Expo’s open-source power to ship faster, reduce native complexity and deliver world-class services and product solutions.
* Bring deep full-stack engineering expertise with a proven ability to own end-to-end system design, leading full stack delivery across the full lifecycle, from building and guiding architecture through to deploying and operating scalable back-end services and intuitive front-end experiences, with robust integrations that deliver real business impact
* Shape Unloan’s technology direction by designing scalable architectures, aligning engineering decisions to business and customer goals and leading complex, cross-team initiatives from concept to delivery.
* Stay hands-on across the modern JavaScript ecosystem, applying deep expertise in TypeScript, Node.js and GraphQL to build high-performing platforms and solve challenging technical problems.
* Own cloud-native engineering by deploying in Azure or AWS, using Docker (bonus for Kubernetes) and driving modern CI/CD pipelines with GitHub Actions, TeamCity or Octopus Deploy.
* Champion innovation, quality and speed through strong observability, automated testing (e.g., Playwright) and a pragmatic approach that delivers fast while maintaining engineering excellence.
* Lift the entire team by mentoring engineers, setting high technical standards and fostering curiosity, creativity and a passion for solving hard problems in FinTech and home lending.
Note: If you’re already part of the Commonwealth Bank Group (including Bankwest, x15ventures), you’ll need to apply through Sidekick to submit a valid application. We’re keen to support you with the next step in your career.
Advertising End Date: 13/05/2026
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