Principal Engineer – NetBank Rebuild (Digital 2.0) – (Nextjs & GraphQl)
Lead at scale. Deliver at pace. Shape the future of digital banking.
Overview
We're entering a critical delivery phase of our NetBank rebuild (Digital 2.0) — one of the largest digital transformations at CommBank. This is a high-impact, in-flight transformation program where strong technical judgement, delivery focus, and engineering leadership truly matter.
Do work that matters
NetBank supports millions of Australians every day. As a Principal Engineer, you will:
* Provide technical leadership across multiple squads within a large-scale platform rebuild.
* Initially lead and support ~10 engineers, helping them grow, align, and deliver.
* Partner with Engineering Managers, Tech Leads, Principal and Chief Engineers to drive technical alignment and execution.
* Ensure high standards of engineering quality, reliability, performance and operational excellence.
* Guide teams through a critical go-live phase, balancing delivery pace with long-term platform sustainability.
Your impact
You will help:
* Deliver a modern, scalable digital experience for millions of customers.
* Simplify and decouple complex legacy systems.
* Strengthen reliability and operational excellence in mission-critical channels.
* Uplift engineering standards across architecture, front-end performance, testing and DevSecOps.
Technical Skills Required
We use a broad range of tools, languages and frameworks. We don't expect you to know them all but experience or exposure with some of these will set you up for success in this team:
* Developing 3-tier application both on-premises and on cloud covering:
* Frontend: React, Typescript, Next.js (preferred).
* Backend: .Net core, C#, Java, Node.js.
* Database: SQL and NoSQL experience (both admin and usage).
* Scripting languages (e.g., TypeScript, Go, Python, GraphQL).
* CI/CD tools (e.g., GitHub Actions, TeamCity, Octopus).
* Infrastructure as Code: Terraform, Pulumi, CloudFormation.
* Infrastructure as a Code framework: SST essential.
* Automation Quality Engineering (Unit Testing, Regression Testing).
We're interested in hearing from people who
* Have a proven track record in developing large-scale digital applications utilizing modern technology stacks.
* Provide experiences across full stack, full cycle software engineering with a focus on front-end solutions e.g. Next.js, React, Typescript.
* Possess practical experience in operating microservices within a DevSecOps framework.
* Have experience in addressing Tech Debt using a commercially focused and pragmatic approach.
* Can identify, gain support, and ensure execution of technical direction and strategy for the business.
* Can demonstrate design and implementation of solutions to complex problems, including onboarding and migrating to new tooling as well as removing obsolete systems and code.
* Encourage risk-taking and constructively challenge the status quo, while influencing stakeholders and building diverse and inclusive teams.
If you thrive in complex environments, enjoy leading senior engineers, and want to leave a mark on a platform used daily by millions — we'd love to hear from you.
Apply today!
We support our people with the flexibility to balance where work is done with at least half their time each month connecting in office.
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.
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