CommBank

Senior Software Engineer

Sydney CBD Area Full time
  • We are transforming the future of banking by leading a bold, product-driven shift that's redefining how technology powers CBA

  • You have deep technical expertise and bold ideas to impact exceptional customer experiences

  • Together we are redefining how technology is built and delivered at scale.

Do work that matters

This role puts you at the forefront of transforming customer experiences by solving real problems with cutting-edge solutions. Your work will shape innovative design and engineering solutions across key areas for our customers. It’s a chance to make a real impact, build meaningful products, and help redefine how technology serves our diverse customer base.

If you thrive on turning complex engineering problems into real customer impact and love collaborating across Product, Design, and Engineering, this is an opportunity for you. Join us on the journey in reshaping everyday banking for 17 million Australians, where every decision makes a difference.

See yourself in our team

As a Senior iOS Software Engineer, you’ll be working within a team of talented engineers who will be focused on solving real customer problems through innovative, end-to-end solutions. You’ll be part of the Everyday Banking domain, helping CBA shape the future of banking.

Being product aligned and customer obsessed, you’ll own what you build (full cycle engineering model) and will be working in the latest technologies and frameworks.

We're interested in people who

  • Are passionate about developing robust mobile applications and accompanying backend infrastructure for large user communities

  • Have full-cycle engineering experience: ideation, technical design, build, testing (unit, integration, system, NFT), release, and maintenance

  • Are comfortable in providing high-level designs and technical leadership for squads

  • Demonstrate an understanding of business and technical strategies to deliver optimal outcomes

  • Pride themselves in championing engineering standards and educating peers.

Technical 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:

  • Proven experience developing secure, accessible native iOS applications using Swift, Backend using .Net/C# and Android using Kotlin/Java

  • Experience with SwiftUI, Jetpack Compose, Human Interface Guidelines, and modularisation

  • Strong knowledge of architecture patterns, concurrency, scaleability and accessibility

  • Experience designing and building feature-based mobile solutions and backend infrastructure

  • Experience monitoring app health, crashes, and logs (AppD, Firebase distribution, AppDynamics, Splunk)

  • Familiarity with CI/CD pipelines (Teamcity enterprise, Artifactory enterprise, GitHub, GitHub Actions)

  • Knowledge of public cloud and backend APIs and systems

  • AWS experience including but not limited to ECS, EC2, VPCs, ALBs, IAM, Lambda and API Gateway

  • Interest in developing breadth around building microservices using .NET and C# in AWS and Azure environments

  • Experience with AI/ML, Agentic AI, or the banking domain is a plus.

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 office. We also have many other flexible working options available including changing start and finish times, part-time arrangements and job share to name a few.

Here, you’ll thrive. You’ll be supported when faced with challenges and empowered to tackle new opportunities. 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.

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Advertising End Date: 08/04/2026