Principal Software Architect – Platform & AI Leadership

Commonwealth Bank; Melbourne; Hybrid; AUD 140,000 - 200,000; Full time

Job summary

Commonwealth Bank (CommBank) seeks a Principal Software Engineer to set engineering direction across a financial crime detection domain. You will shape architecture, platform choices and reusable paths while staying hands-on to deliver scalable services.

You will lead across teams, embed security and observability, and drive responsible AI patterns in a highly regulated banking environment. Bring broad full‑stack expertise and strong leadership.

Qualifications

• Broad engineering leadership across multiple teams and domains.
• Experience designing and operating large-scale production services.
• Strong knowledge of modern cloud-native platforms and APIs.

Responsibilities

• Own the domain’s technical strategy, including architecture direction.
• Drive consolidation of platforms and establish reusable golden paths.
• Mentor engineers and deliver resilient, scalable services.

Skills

Engineering leadership

Distributed systems

Full-stack development

API design

React/TypeScript

Cloud engineering

Observability & security

AI & responsible AI

Education

Bachelor's in CS or equivalent

Tools

AWS

Kubernetes

Docker

GitHub Actions

ArgoCD

Job description

Commonwealth Bank (CommBank) seeks a Principal Software Engineer to set engineering direction across a financial crime detection domain. You will shape architecture, platform choices and reusable paths while staying hands-on to deliver scalable services.

You will lead across teams, embed security and observability, and drive responsible AI patterns in a highly regulated banking environment. Bring broad full‑stack expertise and strong leadership.