Principal Software Engineer - Business Banking Technology

About the role

CommBank's Business Banking Technology team is looking for a Principal Software Engineer in the Engineering and Platforms Centre of Excellence. The role provides hands-on technical leadership across Everyday Business Banking, shaping engineering standards, improving developer experience and helping delivery teams adopt modern ways of working. It sits within a team that connects delivery squads with central technology teams and supports more than 75 squads and 450 engineers.

Key responsibilities

• Provide hands-on technical leadership, setting engineering direction and mentoring senior engineers.
• Design, build and evolve platforms, tools and reusable capabilities that make engineering simpler and more effective.
• Establish engineering standards, patterns, guardrails and golden paths that improve quality and consistency.
• Partner with squads to uplift their engineering practices and support sustainable adoption.
• Champion automation and AI-powered approaches across the software delivery lifecycle.
• Improve developer experience through self-service capabilities, standardised pipelines and reusable templates.
• Work with architecture, security, risk, data and engineering teams to deliver solutions aligned with enterprise standards.
• Strengthen observability, reliability, performance and cost optimisation as part of everyday engineering.

Required profile

• A versatile, hands-on engineer comfortable moving between software, platforms and infrastructure, who enjoys solving complex problems and helping others do their best work.
• Strong software engineering fundamentals, with experience designing, coding and operating practical technology solutions.
• Deep experience in one or more programming languages and a language-agnostic mindset.
• Ability to explain complex technical strategy clearly and bring diverse teams together.
• Collaborative, curious and committed to continuous improvement and uplifting engineering capability at scale.

Required skills

• Modern software delivery: DevSecOps, quality engineering, observability, reliability and release practices.
• Cloud solutions, preferably on AWS, including infrastructure as code and continuous delivery pipelines.
• Containers, platform runtime patterns, secure engineering, identity and access management and automated controls.
• Capability using AI tools, patterns or workflows to improve engineering quality and productivity.