Staff Software Engineer

• Sydney or Melbourne locations**
• You are passionate about AI and working to deliver better outcomes
• We are leading the world in AI ambition within Australia's largest bank and fintech
• Together, we will engineer the future of banking with innovative Gen AI solutions

Your business
The CIO for Technology team ensures that CommBank has a world-class engineering capability and is at the forefront of technology, using innovative and emerging technology to help our customers and support our Group Strategy.

We work hard to ensure that best practice, whether inside CommBank or outside in the broader technology ecosystem, is discovered, sheltered, nurtured, and spread to wherever else it can drive the most benefit for the Group and our customers.

We are actively involved in the technology community, contributing to education programs, innovation, research, and partnerships that will set Australia up for success as the economy transitions to a more digital future.

Do work that matters
Join our AI Powered Engineering function within the CIO for Technology portfolio. Our mandate is clear: partner with CommBank's global engineering community to responsibly embed AI-assisted tools and capabilities that materially lift developer experience, delivery velocity, and software quality across the bank.

About The Team
We're a hands-on, product-minded engineering group operating at the intersection of platform engineering, developer productivity, and applied AI. We experiment, validate, and scale AI-enabled capabilities that integrate into existing engineering workflows—always grounded in safety, reliability, and measurable impact.

What You'll Do

• Collaborate on complex technical problems from discovery to implementation, ensuring high-quality engineering outcomes.
• Translate business and engineering requirements into clear, actionable designs; break down work and create clarity for delivery squads.
• Experiment with emerging AI/ML and GenAI tooling; run fit-for-purpose evaluations and provide grounded recommendations from real-world testing.
• Deliver resilient, reusable components and services that integrate into other teams' products and pipelines.
• Contribute to architecture discussions; propose improvements and role-model engineering standards and best practices.
• Maintain high-quality codebases through active code reviews and documentation that scales knowledge across the community.
• Work cross-functionally to align roadmaps, manage dependencies, and land change with minimal disruption.
• Provide technical guidance and mentorship to engineers and squad members, uplifting engineering craft and AI literacy.

What You Bring

• Extensive experience designing and implementing scalable, maintainable, and reliable software systems.
• Proficiency in one or more languages such as Python, TypeScript, or C#, and experience building microservices on public cloud (AWS and/or Azure).
• Architectures: Microservices, event-driven patterns, REST/gRPC
• Cloud: AWS or Azure or GCP (e.g., Lambda/Functions, ECS/AKS, S3/Blob, API Gateway, Step Functions/Logic Apps)
• Data: SQL, data pipelines, observability/telemetry for engineering productivity metrics
• DevSecOps: GitHub/GitLab/Azure DevOps, Actions/Pipelines, IaC (Terraform), SAST/DAST/SCA, secrets management
• Strong technical leadership and stakeholder management skills: ability to set technical direction, review designs and code, and influence stakeholders to solve business‑critical problems.
• Growth mindset with a bias toward iterative experimentation—from idea to prototype to pilot to product—with a clear view of success metrics.
• Desirable: Experience with API tools such as RooCode or Claude or any other CLIs.
• Desirable: Familiarity with cybersecurity frameworks (e.g., NIST) to support secure engineering practices.

If this sounds like you, apply today

We support flexibility with a hybrid approach—at least half your time each month connecting in office—plus options such as adjusted start/finish times, part‑time, and job share.

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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Advertising End Date: 16/12/2025