Commonwealth Bank of Australia

• We're embarking on a key engineering transformation as part of the Group’s Commbiz online business banking platform.
• You have knowledge that spans both development and operations, including coding, infrastructure management, system admin/engineering, and DevOps Toolchains.
• Together we will build tomorrow’s bank today, using world-leading engineering, technology, and innovation.

Do work that matters:

We're building tomorrow’s bank today, which means we need creative and diverse engineers to help us redefine what customers expect from a bank. Envisioning new technologies that are still waiting to be invented and reimagining products that support our customers and help build Australia’s future economy.

CommBank is recognised as leading the industry in IT and operations with its world-class platforms and processes, agile IT infrastructure, and innovation in everything from payments to internet banking and mobile apps. Our Software team are the brains behind Australia’s number one banking app, Netbank, Cardless Cash, Comm Sec Pocket and Spend Tracker. We go beyond a passion for web and mobile development, creating reliable APIs at a unique scale in Australia. You could be a part of that journey.

The Senior Software Engineer will be hands-on with coding and responsible for shaping the evolution our Commbiz platform by designing and developing micro services, data access layers, REST API(s), and writing integration services for third-party API consumption, while simultaneously managing risk with safe deployments and automated testing, as well as driving full stack, full cycle engineering design capabilities.

See yourself in our team:

The CBA technology unit delivers the best in digital banking services to Commonwealth Bank customers and to do so is responsible for digital delivery, group data and analytics, technology and technology infrastructure, cyber, fraud, physical security and business resilience for all divisions across CBA. It is also dedicated to delivering the best workplace technology experience for our over 53.000 people across CBA and focused on providing the latest tools, technology, and resources to enhance the way we work together and empower our people to achieve more for our customers.

As the Senior Software Engineer, you be reporting directly to the Software Engineering Digital CommBiz Chapter, a part of the Group’s wider Business Banking Technology practice. CommBiz is the Group’s leading Business Banking Platform offering key services and products to our customers.

Business Banking Technology is on of Australia’s leading digital business banks, empowering businesses and people to succeed with tomorrow’s technology. We work hand-in-hand with our business colleagues to solve problems with customer centricity and technical innovation, cultivating a world-class empowered team who builds technology solutions for the future.

We’re interested in hearing from people who:

• Can demonstrate modern Next.js, React, .Net Core, C#, SQL coding practices building complex, high quality, scalable and secure solutions.
• Have experience in full-cycle engineering design, build, challenge and run.
• Have an excellent understanding of microservices architecture and restful API design patterns.
• Apply best-practice security techniques to web applications and APIs.
• Can develop scalable and secure enterprise applications capable of handling high traffic.
• Ensure our technical approach is sound, fit-for-purpose, and well architected.
• Support deployments across AWS (Amazon Web Services) environments through our continuous delivery pipelines.
• Have a desire for new and innovative technology with a key focus across AI is highly regarded.

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 (or equivalents) will set you up for success in this team;

• Expert in SDLC and Agile methods with broader experience around architecture, design, implementation, deployment, integration, and technology transformations.
• Advanced experience developing applications using Microsoft technologies such as C#, Asp.Net, .Net Core and SQL.
• Experience in developing front-end solutions e.g Next.js, React.
• Excellent understanding of microservices architecture and restful API design patterns.
• Familiarity with containerisation and public cloud engineering e.g AWS – desirable.
• Event based application models with Kafka – desirable.
• Expertise in setting up DevOps, CI/CD pipelines, logging and monitoring tools e.g TeamCity, Octopus, GitHub, GitHub Actions, Artifactory, Snyk and Sonarqube.
• Automated quality engineering and testing (Unit Testing, Regression Testing).
• Authentication: Familiar with Identity standards - OAuth, OIDC, SAML
• Design systems that deliver tailored financial products and leverage AWS to build scalable AI services, using generative AI tools (e.g. GitHub Copilot) to assist in coding, debugging, and automating repetitive tasks.

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: 18/06/2025