Principal Software Engineer - Cloud-Native & AI (Full Stack)

CommBank; Sydney; On-site; AUD 220,000 - 300,000; Full time

Job summary

Commonwealth Bank is seeking a Principal Software Engineer - Full Stack (Java) to transform our ATM network with secure, resilient, cloud-native engineering at scale. You will shape architecture, modernise legacy systems, and lead AI-enabled initiatives across frontend and backend stacks using Java, Spring Boot, React, Next.js, TypeScript and AWS.

You will mentor engineers, drive observability, and design production-ready services while aligning with product goals and customer experience.

Qualifications

• Senior-level engineering with architecture responsibility across domains.
• Proven track record in Java, Spring Boot and cloud-native platforms.
• Experience delivering scalable, secure ATM-related software ecosystems.

Responsibilities

• Define target architecture for cloud-native ATM switching platform and related services.
• Mentor engineers and influence engineering practices across teams.
• Lead safe, large-scale modernisation of legacy environments and observability improvements.

Skills

Principal architect leadership

Full-stack engineering

Production-grade software

Tools

Java

Spring Boot

TypeScript

React

Next.js

Node.js

AWS

Terraform

GitHub Actions

Prometheus

Grafana

Job description

Commonwealth Bank is seeking a Principal Software Engineer - Full Stack (Java) to transform our ATM network with secure, resilient, cloud-native engineering at scale. You will shape architecture, modernise legacy systems, and lead AI-enabled initiatives across frontend and backend stacks using Java, Spring Boot, React, Next.js, TypeScript and AWS.

You will mentor engineers, drive observability, and design production-ready services while aligning with product goals and customer experience.