CareerTreesAustraliaCommonwealth Bank

Commonwealth Bank

Staff Software Engineer

Sydney CBD Area · Posted 09 July 2026

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• You are a deeply hands-on engineer who thrives on solving complex, enterprise-scale problems.
• We are a team of high-performing engineers transforming how technology is delivered across the bank.
• Together we’re building the platforms and capabilities that power tomorrow’s bank.

Do work that matters

Here, you’ll turn your passion into impact, working on modern platforms and engineering solutions that enable faster, simpler and more scalable outcomes across the organisation.

You’ll contribute to building secure, reliable systems that underpin critical business capabilities, while helping shape how technology supports broader business objectives and drives meaningful results.

By leveraging cloud-native technologies and modern engineering practices, you’ll help create standardised, resilient platforms that enable rapid delivery and continuous improvement.

See yourself in our team

As a Staff Software Engineer in the Digitisation & Enablement Crew, you’ll play a key role in shaping architecture, uplifting engineering standards, and mentoring engineers across the team.

This is a senior, hands-on role. You’ll spend most of your time designing and building production systems, while influencing technical direction and contributing to broader technology strategy.

You’ll operate with high leverage, working across squads to guide how systems are designed, built, and evolved in a modern engineering environment.

What you’ll do

• Design and build scalable microservices and APIs
• Contribute to architecture for enterprise-scale platforms and systems
• Improve engineering standards, code quality, and secure development practices
• Support integration across internal and external platforms
• Build and run what you ship – embedding observability, reliability, and resilience
• Contribute to CI/CD, automation, and safe, frequent deployments
• Mentor engineers and uplift capability across the team
• Drive pragmatic, high-quality engineering decisions aligned to business outcomes

We’re looking for engineers who 

• Are genuinely hands-on and comfortable owning complex systems end-to-end 
• Have strong backend engineering capability (APIs, microservices, distributed systems) 
• Have experience contributing to or shaping enterprise-scale architecture 
• Understand security, reliability, and performance at scale 
• Can connect technical decisions to business outcomes 
• Thrive in collaborative environments and challenge ideas constructively 
• Care deeply about simplicity, quality, and long-term maintainability 
• Actively mentor others and raise the engineering bar 

Technical capability 

We use a broad range of technologies. You don’t need all of them — strong fundamentals and depth matter most. 

Our ecosystem includes: 
Java / Spring Boot / Temporal / AWS Native Services

Cloud & DevOps 

• AWS (cloud-native architectures) 
• Kubernetes, Docker 
• CI/CD (GitHub, Teamcity Octopus) 
• Infrastructure as Code (CloudFormation) 
• Observability and monitoring tools 

Data 

- AWS Data Services

• Snowflake 

- Relational DB - Postgres
• NoSQL / DocumentDB 
• Event-driven architecture (e.g. Kafka) is beneficial 

AI Powered Engineer

  • Good Understanding of the AI Powered Engineering
  • Leveraging AI to accelerate the Product feature builds
  • Optimisation and Structure of AI Powered Engineering

AI Engineer

  • Good understanding of Eval Driven Development
  • Agentic AI Architecture - RAG, Autonomous Agentic, HITL
  • Understanding of LLM gateways like PortKey
  • Well rounded understanding of the building Agentic AI Product and Services
  • LLM Trace and telemetric management - tooling like Honey Hive

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: 15/07/2026

About Staff Software Engineer jobs in Australia

There are 16 open Staff Software Engineer jobs in Australia as of 21 July 2026, listed by 2 employers including Canva and Commonwealth Bank. 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
Where the roles are
  • Sydney · 6
  • Sydney CBD Area · 4
  • Melbourne · 2
  • 2 Locations · 2
  • Brisbane · 1
  • Adelaide · 1

Data source: each employer's public applicant tracking system, re-read nightly. Last posting update 21 July 2026. CareerTrees lists roles and links out to the employer to apply; it does not collect applications or charge employers for placement.