Commonwealth Bank
Staff Software Engineer
Sydney CBD Area · Posted 20 May 2026
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Staff Software Engineer
Do work that matters:
CommBank is driving a major engineering transformation, aiming to redefine customer expectations and build tomorrow’s bank with innovative technologies and products. Recognised for its industry-leading IT platforms, agile infrastructure, and pioneering services—from payments to mobile apps—CommBank’s Software Engineering team powers Australia’s number one banking app and other cutting-edge solutions.
The team excels in both web and mobile development, delivering robust APIs at scale, and is seeking creative, diverse engineers to join their journey, shape the future of banking, and support Australia’s economic growth through technology-driven customer experiences.
See yourself in our team:
As part of the Group’s Digital and Customer Crew within the CommSec Practice, the Staff Software Engineer will play a pivotal role in Australia’s largest online retail stockbroker, CommSec. This high-visibility platform supports a diverse investor base and employs a range of technologies. The role involves working with a high-performing, multi-level team of software engineers, consulting on product and feature design, and providing support to deliver key products and solutions. Engineers at CommSec gain exposure to top-tier IT systems and are encouraged to grow their careers across multiple areas within the broader CBA network.
We’re interested in hearing from people who:
Champion best practices in web and backend development, including architecture, testing, CI/CD, and performance optimisation.
Collaborate with cross-functional teams to deliver high-impact features and improvements to the CommSec platform.
Drive technical strategy and architectural decisions across Web and backend systems, ensuring scalability, maintainability, and security.
Promote a culture of innovation, inclusion, and psychological safety within the team.
Partner with stakeholders across product, design, and operations to align on goals and deliver exceptional customer outcomes.
Tech Skills:
Frontend: TypeScript and React (building scalable applications)
Backend: C# / .NET Core (designing and running APIs) or Java (willing to learn and work on .Net )
Databases: Microsoft SQL Server (MSSQL) or similar SQL/NoSQL databases
Nice to have:
Cloud platforms (AWS preferred; Azure or GCP also relevant)
CI/CD, Docker, Kubernetes, and production operations
Testing (unit, integration, E2E)
Monitoring, alerting, and performance optimisation
What we value:
Strong system design and architecture skills
Ownership of systems end-to-end
Focus on reliability, observability, and security
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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About Staff Software Engineer jobs in Australia
There are 15 open Staff Software Engineer jobs in Australia as of 02 June 2026, listed by 2 employers including Commonwealth Bank and Canva. Every listing on this page is pulled from the employer's own job feed and refreshed daily, so the count reflects roles that are open right now rather than archived postings. Current openings include full-time work. See all Staff Software Engineer jobs in Australia.
- Hiring now
- Commonwealth Bank · 9
- Canva · 6
- Where the roles are
- Melbourne · 5
- Sydney CBD Area · 4
- Sydney · 3
- 2 Locations · 2
- Eveleigh · 1
Data source: each employer's public applicant tracking system, re-read nightly. Last posting update 02 June 2026. CareerTrees lists roles and links out to the employer to apply; it does not collect applications or charge employers for placement.