Staff Software Engineer

• You are collaborative and enjoy solving analytical problems to help our team to reach highest potential

• We are a team of big thinkers who are engineering the future of banking

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

Do work those matters

We're building tomorrow’s bank today, which means we need world class Engineers to help us redefine what customers expect from a bank. Our Engineering team are the brains behind Australia’s number one banking app, Netbank, Cardless Cash, Comm Sec Pocket and Spend Tracker.

CommBank is embarking on a rebuild of our Engineering culture as well as a significant part of our Enterprise. Everything from payments to internet banking and mobile apps, as well as legacy monoliths will be rebuilt over the coming years. This is a significant opportunity to do help rebuild the craft of Engineering at Commbank as well as influence our Culture and do important, impactful Engineering at scale which will make a material difference to Australians and the Australian economy. If that sounds interesting, we’d like you to be part of the journey.

See yourself in our team

Retail Technology is responsible for the world-leading technology across every aspect of CommBank and Bankwest Retail. From innovative product platforms built on AWS using GenAI, to essential tools within our business. We use technology to help our Engineers do their best work to support our customer facing teams to deliver class leading products, experiences, and service.
As a Staff Software Engineer, you’ll be a core member of our team. We are looking for a highly skilled and experienced Staff Engineer with deep expertise in full stack engineering, specializing in TypeScript, Next.js, and Node.js. This role is ideal for someone who thrives in designing and building scalable, resilient systems and enjoys mentoring engineers while shaping technical direction across squads.
 

Staff Engineer lead the design and implementation of complex backend systems, contribute to architectural decisions, and ensure our platforms are robust, secure, and future-ready. You’ll work closely with product, design, and platform teams to deliver high-impact solutions in a modern cloud-native environment.

We’re interested in hearing from people who

• Lead the design and development of full stack applications using TypeScript, Next.js/Node.js and AWS

• Architect and implement scalable microservices and APIs in AWS using best practices in distributed systems.

• Drive adoption of DevSecOps, CI/CD, and observability standards across engineering teams.

• Collaborate with cross-functional teams to define and evolve system architecture and technical roadmaps.

• Champion engineering excellence through code reviews, mentoring, and technical leadership.

• Identify and resolve performance bottlenecks, reliability issues, and architectural risks.

• Contribute to platform-wide initiatives such as feature flagging, synthetic monitoring, and environment automation.

• Ensure systems are secure, compliant, and aligned with enterprise standards.

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 will set you up for success in this team:

• Deep expertise in TypeScript, Next.js, and Node.js

• Expertise in backend architecture, API design, and microservices.

• Proven experience with AWS services (e.g., Lambda, ECS, API Gateway, DynamoDB, S3).

• Proven experience with event-driven architectures and message queues (e.g., SNS/SQS, Kafka).

• Familiarity with infrastructure as code (e.g., Terraform, CDK) and CI/CD pipelines.

• Experience with monitoring and observability tools (e.g., App Insights, Datadog, CloudWatch).

• Solid grasp of DevSecOps, SDLC best practices, and automated testing strategies

• Nice to Have: Working knowledge of AI-powered engineering, including:

  • Integrating with LLM-based systems (e.g., chatbots, voicebots).

  • Designing for agentic orchestration and multi-turn conversational flows.

  • Understanding of AI observability, prompt handling, and fallback strategies.

Working with us
 

Whether you’re passionate about customer service, driven by software engineering, or called by creativity, a career with us is for you.
 

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.
 

Our people bring their diverse backgrounds and unique perspectives to build a respectful, inclusive, and flexible workplace with flexible work locations. We’re looking for people who truly live our values: Care, Courage and Commitment and we’ll offer you great opportunities to develop your career with us.