Staff Software Engineer

4 days ago

Sydney, New South Wales, Australia Commonwealth Bank Full time

  • You are passionate, driven, flexible and collaborative

  • We are high performing engineers pushing the boundaries of software engineering

  • Together we will build tomorrow's bank today, using world-leading technology and innovation

About the Team:

The Commsee Crew is responsible for the development, maintenance, and enhancement of the CommSee platform, which is a core staff-facing system used by CBA's Retail and SME frontline and back-office personnel.

The platform supports CBA's digital-first strategy, aiming to deliver modern, intuitive, and best-in-class technology for staff to serve customers efficiently.

The team works on evolving digital and assisted technology, ensuring the platform is secure, scalable, and aligned with business needs

Do work that matters

You'll be part of CommSee platform team responsible for building the next generation lightweight web based staff portal. This is aligned to CBA's digital-first strategy, serving as the single pane of glass for Retail and SME frontline and Backoffice personnel.

Responsibilities of the role include:

  • Leadership, mentoring, and coaching engineers. Sharing knowledge to uplift and improve software development practices.

  • The full software development lifecycle with a focus on excellent design and architecture, web, API, CI/CD, AI, cloud (preferably AWS), automated testing, infrastructure cloud pipelines, security, resilience and observability.

  • Quality assurance through pair programming, code review and automated pipeline release management.

We're interested in hearing from people who possess the following (Technical Skills):

  • Strong architecture and design skills

  • AI assisted engineering and agentic AI for enhanced customer experiences

  • Developing 3-tier application both on-premises and on cloud covering Frontend, Backend and Databases.

  • Backend: .NET Core, C# is essential

  • At least one scripting/programming language (i.e. TypeScript, Python, PowerShell).

  • Frontend: React, Typescript, NextJS (desirable)

  • Exposure and hands on knowledge working with different AWS services

  • Microservices design and implementation of highly scalable APIs.

  • CI/CD tools (i.e. GitHub Actions, TeamCity, Octopus).

  • Automated Quality Engineering and Testing (Unit Testing, Contract testing, Integration Testing, Functional/Regression Testing).

  • DevOps experience, especially Infrastructure as Code using CloudFormation (desirable), SST, or similar tools

  • Infrastructure as code using CloudFormation (desirable)

  • Database: SQL and NoSQL experience would be advantageous

Beneficial competencies

  • Configuration Management

  • Observability tools (i.e. obstack, observe, prometheus etc).

  • Application Security ​

  • Containerization (Docker, Kubernetes)

Working with us

We support our people with the flexibility to balance where work is done with at least half their time each month connecting in 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. Talk to us about how these arrangements might work in the role you're interested in. 

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

Advertising End Date: 29/10/2025

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