Principal Software Engineer

Do work that matters

As a Principal Engineer, you will drive important initiatives across all Retail Tech Business domains, being responsible for the technical design, development, and rollout of key initiatives to our end-users. You'll help uplift our engineering, automation, and DevSecOps capabilities, while driving a cultural shift towards security & quality-first and AI-powered development.

You'll ensure our platforms leverage industry-leading tools and practices that are scalable, resilient, and efficient. With a strong risk mindset, you'll ensure appropriate security and responsible-AI controls are implemented. You will be a strong advocate for best practice, capable of challenging and being challenged, to deliver the best technical solutions for our customers.

See yourself in our team

Retail Technology is responsible for the world-leading application of technology and operations across every aspect of CommBank - from innovative product platforms for our customers, to essential business. We leverage cutting-edge AI-powered solutions to drive simplicity and better banking outcomes, with strong emphasis on software development as a craft and adoption of industry best engineering practices, including modern AI/ML and cloud-native technologies.

You'll be part of DevSecOps COE which sits in the Retail Technology Engineering Domain. This team is responsible for driving maturity uplift in DevSecOps practices across Retail Tech. Our mission is to helps engineers across our organisation deliver application changes quickly, safely and more efficiently. We do this by looking at ways to streamline and drive simplification in DevSecpOps tooling, technologies, & processes and by smarter automation, AI, and intelligent data processing.

We're interested in hearing from people who

• Pride themselves in their application development background and passion about adopting and promoting DevSecOps best practices, with key focus on Continuous Testing practice.

• Are constantly thinking outside the box, and breaking boundaries to solve complex technical problems.

• Works well in teams and have strong collaboration skills in driving continuous improvement initiatives.

• Design technology solutions to meet the highest software engineering & architecture standards for quality, security, performance, availability and maintainability.

• Are well versed with solution architecture, technology blueprints, AI/ML engineering roadmaps, and can translate the project vision—including AI deployment—into actionable plans.

• Have the ability to lead and mentor others, proactively share knowledge, information, and solutions to problems.

Tech Skills

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:

• Experience leading a high-performing engineering team with a solid technical background in developing software application using .NET, Java, TypeScript, Python or similar in AI/ML and cloud settings.

• Able to promote DevOps culture of CI/CD pipelines and Automation supported by world-class tools.

• Experience of Continuous testing tooling (e.g. Playwright, K6 or similar) and practices (e.g BDD/TDD, contract testing etc).

• Ability to contribute to strategy, AI solution architecture, and translate these into pragmatic engineering design decisions.

• Thorough understanding of large-scale distributed systems, solution design, AI-powered architectures, and foundational principles for building robust, intelligent services.

• Working knowledge of public cloud engineering – AWS preferred.

• Overseeing the governance, compliance, and operational health of services.

Working with us

Whether you're passionate about customer service, driven by data, or called by creativity, a career with CommBank is for you.

We support our people with the flexibility to balance where work is done with at least half your time each month connecting in the Sydney office. We also have many other flexible working options available including changing start and finish times, part-time arrangements and job share to name a few.

Here, you'll thrive. You'll be supported when faced with challenges and empowered to tackle new opportunities. We really love working here, and we think you will too.

If this sounds like you, apply now

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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