Staff Software Engineer

Staff Software Engineer – Banking Terminals & Payments

Do work that matters

You'll help shape the next generation of our banking terminal and payments capabilities. From hands‑on hardware validation to automation and continuous delivery, your work will ensure our software is robust, compliant and production ready, supporting millions of secure transactions. Your focus will be split across manual ATM hardware & L3 certification, test automation, development and service management, with a path to a Full‑Cycle Engineer.

See yourself in our team

The ATM Engineering Chapter in the CSN Crew is responsible for delivering world class engineering solutions by partnering with external vendors for the customers of Commonwealth Bank's ATM and Digital products.

You will be working along in a team of Engineering professionals and contributing your expertise in Engineering & Quality assurance and be responsible for the ongoing maintenance, uplift and optimization of the CBA ATM fleet and its associated components. You will adopt best Full Cycle Engineering practices and innovative approach to experimenting with emerging tools and technologies.

We're interested in hearing from people who

• Are open to growing into a Full‑Cycle Engineer and working ent to end across the SDLC - development, testing and support. 

• Take ownership of end‑to‑end testing, from planning to completion reporting, with a strong grasp of business and functional requirements. 

• Communicate early and clearly, raising risks and removing blockers with stakeholders. 

• Drive automation and continuous improvement, advocating high coverage and reliability. 

• Value collaboration, bringing teams together to deliver outcomes effectively. 

Tech skills

We use a broad range of tools, languages and frameworks. We don't expect you to know them all, but experience with some of the below (or equivalents) will set you up for success: 

• Experience working on ATMs Hardware (preferably Diebold Nixdorf) or POS and Diebold's ATM software applications suite.

• Demonstrated experience in testing and performing L3 scheme certifications on ATM/POS'S hardware devices.

• Hands on experience in scheme simulators such as MDFS, VTS, UPI, UL Brand Test Tool etc.

• Knowledge of the banking and payment domains, including transaction processing, merchant acquiring/issuing, and batch processing.

• Familiarity with banking switches like Connex on HP, Base24, or similar is highly desired.

• Good understanding of ISO8583/ISO20022/AS2805 message formats.

• Strong technical knowledge and hands-on experience with Java

• Experienced with IntelliJ IDE or Visual Studio IDE or similar, Playwright using Typescript.

• Working experience with tools like API Automation, Postman, SOAP UI, Playwright, LeanFT or Winapp Driver.

• Proficient in cloud technologies, specifically AWS.

• Good understanding of Oracle and SQL databases.

• Good Understanding of Monitoring tools such as Splunk, Observe, Grafana

• Experience in building automation frameworks and CI/CD pipelines using Github Actions, Team city or Octopus rom scratch is highly desirable.

• Good understanding of DevSecOps practices

• Strong knowledge of SDLC and its components.

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 offer flexible options including adjusted start/finish times, part‑time and job share.

Here, you'll thrive—supported through challenges and empowered with new opportunities. We're hiring engineers across Australia, with technology hubs in major cities. 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.

We're aware of some accessibility issues on this site, particularly for screen reader users. We want to make finding your dream job as easy as possible, so if you require additional support please contact HR Direct on