Senior Staff Software Engineer

You are passionate about the full software lifecycle and delivering impactful solutions

We are high-performing engineers pushing the boundaries of modern software engineering. Together, we will build tomorrow's bank today—using world-leading technology, innovation, and emerging AI-powered capabilities to reimagine how customers experience banking.

Do work that matters

We're building tomorrow's bank today, which means we need creative and diverse engineers to help redefine what customers expect from a bank. From envisioning new technologies to reimagining digital products that shape Australia's future economy, you'll help design, build, and deliver solutions that make a tangible impact for millions of people.

Technology at CommBank powers everything we do—from our award-winning digital platforms to the systems that process transactions securely and at scale. We're building empowered, autonomous engineering teams that are product-led, outcome-focused, and responsible for end-to-end delivery. Here, you'll turn your passion for software design and architecture into reality. You'll work on cutting-edge systems using modern technologies to create seamless, resilient, and intelligent experiences for our customers and employees alike.

See yourself in our team

As a Staff Engineer, you'll play a pivotal role in shaping the technical direction of your squad within Group Strategy and Technology. You'll collaborate closely with engineers, product managers, and designers to architect scalable, secure, and maintainable systems.

This is a hands-on leadership role, combining deep technical expertise with architectural vision and mentoring excellence. You'll guide the engineering community, influence system design across domains, and drive innovation across our platforms—leveraging AI where it makes a meaningful difference to engineering quality and productivity.

We're interested in hearing from people who:

• Are passionate technology leaders who love designing, problem-solving, and owning challenges from concept to delivery
• Are experienced in the full software development lifecycle using agile and DevSecOps practices
• Lead with a customer-first mindset—designing solutions that align with user needs and organisational goals
• Bring strong technical leadership, able to mentor engineers and foster a culture of excellence and collaboration
• Communicate clearly and influence stakeholders in architectural and design discussions
• Stay curious and proactive—continuously exploring new technologies, experimenting, and applying learnings to improve how we build

Technical Skills

We use a wide range of technologies and don't expect you to know them all, but experience in some of the following will set you up for success:

• Frontend : React, TypeScript, , design systems (e.g. Figma-based, token-driven)
• Backend : Python, , Java, .NET Core, C#
• Databases : SQL, NoSQL (Postgres, MongoDB)
• Data Technologies : AWS-native tools (DynamoDB, Aurora, S3, Glue, Athena, Redshift)
• Architecture : Microservices, event-driven systems, distributed design
• Cloud : AWS (e.g. Certified Developer/Architect), Azure
• DevOps : GitHub Actions, Jenkins
• Containers : Docker, Kubernetes
• Security : Secure-by-design systems, threat modelling
• Testing : Unit, regression, contract testing, CI/CD automation
• Observability : Prometheus, Grafana, OpenTelemetry (if relevant)

AI & Emerging Technology

While this role isn't AI-first, we value engineers who:

• Understand how AI and machine learning can enhance software engineering workflows and productivity
• Have experience or interest in building AI-assisted engineering tools or AI-integrated applications (e.g., using LangChain, LlamaIndex, or GenAI APIs)
• Use AI-powered coding assistants like GitHub Copilot, Cursor, Continue, or Aider in day-to-day development
• Are curious about agentic systems and AI experimentation in real-world product environments

Working with us

At CommBank, you'll thrive in a supportive environment that values innovation, inclusion, and growth. You'll be surrounded by talented, respectful colleagues who challenge and empower each other to deliver world-class experiences for our customers and communities.

We're looking for people who live our values of Care, Courage, and Commitment , and who want to make a real difference through technology.

Whether you're passionate about system architecture, team leadership, or experimenting with new tools, this is your opportunity to shape the future of banking—today.

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: 17/11/2025