Staff Software Engineer - Full Stack

About the role

CommBank's Business Banking Technology team (the CommBiz Mobile & Insight crew) builds the native iOS and Android apps, backend services, APIs and web frontends used by its enterprise clients. As a Staff Software Engineer based in one of its squads, you will set technical direction and still ship code, while helping native engineers grow across the stack.

Key responsibilities

• Own the technical direction and roadmap for your areas, working with product and delivery leads to turn business goals into technical plans
• Partner with the engineering manager on engineering-led initiatives such as automation and tooling
• Design and build microservices, BFF services, REST APIs, data access layers, integrations and React/Next.js frontends
• Lead complex initiatives across squads, from proof of concept to production
• Set standards for testing, safe deployment, observability and security
• Mentor engineers through design reviews, pairing and mentoring, and share knowledge through guilds and internal writing
• Lead production troubleshooting and join the on-call roster

Required profile

• Deep, hands-on full-stack experience shipping backend services and APIs and web frontends in production
• Experience designing enterprise-scale systems, including service boundaries, API contracts, relational and NoSQL data models, integrations and event-driven architecture
• Experience leading technical work across multiple teams
• End-to-end ownership of quality and reliability: automated testing, CI/CD, safe releases, logging, monitoring and incident response
• Treats security as part of design, and mentors senior and mid-level engineers
• Uses AI-powered engineering tools effectively and helps others do the same

Required skills

• Backend: C# .NET or TypeScript/Node.js
• Frontend: React/Next.js or Angular
• Bonus: native iOS (Swift) or Android (Kotlin), GraphQL, and mobile backends including BFFs and APIs
• Data: MSSQL, Oracle, DocumentDB, Snowflake
• Cloud and messaging: AWS, Azure, Kubernetes, Docker, Kafka
• CI/CD: GitHub Actions, TeamCity, Octopus, AWS CodePipeline, Azure DevOps
• Observability: Observe, Splunk