Principal Software Engineer

• You are determined to stay ahead of the latest Technologies
• We are undergoing one of Australia's largest digital transformations and establishing an AI Engineering function within HR.
• Together we will build the future Employee Experience.

Do work that matters:
CommBank is recognized as leading the industry in IT and operations with its world-class platforms and processes, agile IT infrastructure, and innovation in everything from our customer facing technology to our internal services and solutions.

The HR Technology team owns and supports the groups People Technology capabilities. You will play a key role as part of a new crew focused on maximising the usage of AI to deliver new and innovative Employee Experiences

You'll be at the forefront of innovation, working with emerging technologies to support CommBank's strategy through world-class engineering capability.

See yourself in our team:
As a Principal Engineer, you will help to shape the future of our Technology Domain while focusing on designing, developing, and deploying innovative technology solutions that will enable us to build the best Experiences and Solutions for our Employees.

The HR Technology function is focused on creating a better day at work for their people through HR innovation across platforms, processes, and channels, delivering easy-to-use solutions that help their people and support the Group.

We are seeking people who are:

• Strong blend of architecture and hands-on engineering experience across the entire development lifecycle
• Possess the ability to work independently and drive a culture where quality, excellence and openness are championed
• A proven track record of leading and delivering large-scale, complex engineering initiatives
• Are passionate about creating excellent modern AI experiences
• Are constantly thinking outside the box and breaking boundaries to solve complex technical problems
• Very good understanding and experience with Shift left testing techniques and the importance of it
• Can utilise strong understanding of core business and technical strategies to deliver best business outcomes through technical implementation
• Can mentor junior engineers and be able to contribute both individually and as a team player
• Collaborate with data scientists, engineers and stakeholders to define and implement technical requirements. Translate needs into technical solutions and ensure the platform's reliability through robust monitoring, logging, and alerting systems

Technical 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:

• Deep understanding of modern Cloud technology stacks (with a focus on both AWS and Azure) and how it can most effectively be utilised and managed in enterprise environments
• Expertise in AI/ML and Gen AI applications and how they can enhance software engineering processes to improve productivity
• Experience in developing applications using Python, .NET framework, JavaScript frameworks, APIs and databases such as Aurora
• Experience building RAGs using LlamaIndex, LangChain, or similar frameworks
• Experience building Agentic AI systems
• Experience with conversational AI, Voicebots, and NLP
• Experience building and leveraging MCP servers to augment AI agents
• Experience developing microservices architecture on cloud platforms
• A keen interest in researching new AI tooling and you are a daily user of AI coding assistants such as Cursor, Continue, GitHub CoPilot, Aider, Cline, Roo Code etc.
• API Testing frameworks using any above preferred language
• Unit testing frameworks such as NUnit, XUnit, Jest, Mocha, Blazemeter
• UI web testing Frameworks - Playwright, Selenium
• Knowledge of network protocols, routing, and secure communication
• DevSecOps best practices that supports enhanced Observability, Security, and Automation of build and change activities

If you thrive on creating lasting, impactful technology and want to be part of an inclusive team that values innovation and growth, we'd love to hear from you

We support our people with the flexibility to balance where work is done with
at least half their time each month connecting in office.
Working with us:
Whether you're passionate about customer service, driven by data, or called by creativity, a career with CommBank is for you. Our people bring their diverse backgrounds and unique perspectives to build a respectful, inclusive, and flexible workplace with flexible work locations. One where we're driven by our values, and supported to share ideas, initiatives, and energy. One where making a positive impact for customers, communities and each other is part of our every day.

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: 30/10/2025