Principal Software Architect - Enterprise Platform Transformation

CommBank; Sydney; On-site; AUD 180,000 - 250,000; Full time

Job summary

CommBank in Australia is seeking a Principal Software Engineer to shape technology strategy and architecture across multiple teams, building scalable, secure platforms in a complex enterprise.

You will drive modernisation, lead architecture reviews, mentor engineers, and partner with product and business stakeholders to align technical direction with strategy. This role offers broad influence and aims to evolve platforms with AI-enabled tooling.

Qualifications

• Experience leading large-scale platforms and distributed systems.
• Ability to define technology strategy across multiple teams.
• Strong architectural and leadership capabilities.

Responsibilities

• Co-create and evolve technology strategy and roadmaps aligned to business objectives.
• Define architectural direction across platforms, services, and systems.
• Ensure solutions meet long-term scalability, reliability, security, and operability goals.
• Guide modernisation of enterprise systems and platform evolution.
• Provide technical leadership across multiple squads and domains.

Skills

Distributed systems

API-driven architectures

Technical strategy

Leadership

Cross-team collaboration

Mentoring

Tools

AWS

LangGraph

GitHub CI/CD

Python

Job description

CommBank in Australia is seeking a Principal Software Engineer to shape technology strategy and architecture across multiple teams, building scalable, secure platforms in a complex enterprise.

You will drive modernisation, lead architecture reviews, mentor engineers, and partner with product and business stakeholders to align technical direction with strategy. This role offers broad influence and aims to evolve platforms with AI-enabled tooling.