As a Principal Engineer, you will define the future architecture of AI‑enabled customer and banker experiences while staying close enough to delivery to influence how they're built. You will work across AI, CRM, workflow orchestration, cloud platforms, and customer‑engagement services, solving complex challenges that improve both customer and colleague experiences.

Business Banking Technology

- Multiple roles
- Sydney & Melbourne locations
- Shape the future of CRM, customer engagement and workflow platforms across Business Banking
- Influence engineering direction, platform strategy and technology investment at enterprise scale

What You’ll Do

- Lead the design, evolution and delivery of scalable, resilient platforms supporting customer and banker experiences
- Drive architecture and engineering decisions across multiple squads and technology domains
- Establish reusable engineering patterns, frameworks and standards that improve delivery speed and quality
- Shape platform strategy across cloud, APIs, customer‑engagement services, workflow orchestration and AI‑enabled capabilities
- Champion contemporary engineering practices including DevSecOps, observability, CI/CD and automated testing
- Partner with product, architecture, risk and business stakeholders to deliver meaningful customer and business outcomes
- Embed security, privacy, operational resilience and responsible AI principles into platform design and delivery
- Mentor engineers, influence technical strategy and foster a culture of engineering excellence

We’re Interested In Hearing From People Who Have

- Experience operating as a Principal Engineer,



Lead Engineer or senior technical leader within complex enterprise environments
- A strong track record designing and delivering large‑scale distributed systems and platform capabilities
- Strong engineering judgment with the ability to balance strategic thinking and hands‑on technical leadership
- Experience leading architecture decisions across cloud‑native, API‑driven or customer‑facing platforms
- The ability to influence senior stakeholders across engineering, product, architecture, risk and business teams
- Experience establishing engineering standards, reusable patterns and platform strategies across multiple teams
- Strong mentoring and coaching capability, with a passion for growing engineering talent
- Curiosity and enthusiasm for AI‑enabled customer experiences, automation and modern digital platforms

Experience within CRM, customer engagement, workflow, contact centre, digital servicing or banking environments is highly regarded but not essential.

Technical Skills

- Designing and delivering distributed systems at scale
- API‑first and event‑driven architectures
- Microservices and Domain‑Driven Design (DDD)
- Platform engineering and service‑oriented design
- Enterprise integration patterns




- Modern software engineering practices and architecture governance

AI, Data & Intelligent Experiences

- AI‑enabled applications and customer experiences
- Large Language Models (LLMs)
- AI agent architectures
- Retrieval‑Augmented Generation (RAG)
- Responsible AI controls and governance
- Model evaluation, monitoring and operationalisation

Cloud & Platform Engineering

- AWS
- Kubernetes
- Docker
- Infrastructure as Code (Terraform or CloudFormation)
- CI/CD and deployment automation
- Cloud‑native architecture patterns

Engineering Excellence

- DevSecOps and secure‑by‑design engineering
- Automated testing and quality engineering
- Observability, monitoring and operational resilience
- Production platform ownership
- Incident management and reliability engineering
- Agile delivery practices

Why this Role is Different

- Lead one of Business Banking’s most significant customer and colleague experience transformations
- Influence how AI is applied to customer engagement and banker experiences at enterprise scale
- Shape the future architecture of CRM, workflow and engagement platforms used across the bank
- Drive engineering strategy while remaining connected to delivery and technical decision‑making
- Work with senior technology leaders to define the next generation of customer service experiences
- Solve complex technology challenges that directly improve outcomes for customers and colleagues

Working with Us

At CommBank, we’re committed to creating an accessible, inclusive and respectful workplace. If you require support or adjustments, please let us know.

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📌 Principal AI Platform Architect (New South Wales)
🏢 Bankwest
📍 New South Wales