Staff Software Engineer

Commonwealth Bank

Australia · Full-time · Mid-Senior

We're embarking on an engineering transformation with a key focus across full cycle full-cycle engineering for Python, Android and iOS and Agentic LLM based infrastructure.
You have knowledge that spans both development and operations, including coding, infrastructure management, engineering, and DevOps Toolchains in a DevSecOps environment in AWS.
Together we will build tomorrow’s bank today, using world-leading engineering, technology, and innovation.

The Core Experiences crew works on the very core products within our Digital domain and specifically on Netbank and the award-winning retail banking app - Commbank Mobile.

About The Role

Lead and promote continuous improvement in Python, Android and iOS engineering practices.
Enhance solution quality by implementing industry best practices.
Collaborate with technical leaders and product owners to document changes and drive initiatives.
Mentor and guide engineers to develop well-tested, maintainable code.
Make key technical decisions in design and architecture, translating them into practical solutions.
Partner with stakeholders to shape technical direction, advise on technologies, and support complex integrations and AI enablement.

About The Team

Join the Plan, Save & Grow team within the Digital Crew in Retail Technology, where we design and build Money Management tools and experiences that help customers effortlessly grow their savings and take simple, achievable steps toward their lifestyle goals.
Responsible for building Australia’s leading banking app, used by 1 in 4 Australians.
Deliver world-class, experience and engineering led solutions that improve financial wellbeing.
Work in one of the largest teams in the country, supporting critical payment services and digital banking products.

What We’re Looking For

Passion for developing robust solutions that incorporate Python based Agentic LLM based solutions as well as mobile applications and accompanying backend infrastructure for large user communities.
Full-cycle engineering experience: ideation, technical design, build, testing (unit, integration, system, NFT), release, and maintenance.
Ability to provide high-level designs and technical leadership for squads.
Commitment to championing engineering standards and educating peers.
Ability to understand and implement operational metrics.

Technical Skills

Proven experience developing backend APIs and services using Python is essential.
Good to have: Experience developing native iOS applications using Swift and Android using Kotlin/Java OR Willingness to learn mobile stacks (iOS and Android).
Strong knowledge of architecture patterns, concurrency, scalability and accessibility.
Deep understand and exposure to building Agentic LLM infrastructure.
Experience with SwiftUI, Jetpack Compose, Human Interface Guidelines, and modularisation.
Experience with Next.js, Typescript, React, and GraphQL for web and API development. Beneficial to have exposure to .Net but not critical.
Experience designing and building feature-based mobile solutions and backend infrastructure.
Experience monitoring app health, crashes, and logs (AppD, Firebase distribution, AppDynamics, Observe and Obstack).
Familiarity with CI/CD pipelines (Teamcity enterprise, Artifactory enterprise, GitHub, GitHub Actions).
Knowledge of public cloud and backend APIs and systems.
AWS experience including but not limited to ECS, EC2, VPCs, ALBs, IAM, Lambda and API Gateway.

If this sounds like you, apply today!

We support our people with the flexibility to balance where work is done with at least half your time each month connecting in the office. We also have many other flexible working options available including changing start and finish times, part-time arrangements and job share to name a few.

If you're already part of the Commonwealth Bank Group (including Bankwest, x15ventures), you'll need to apply through Sidekick to submit a valid application. We’re keen to support you with the next step in your career.

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Advertising End Date: 16/12/2025

Key Skills

Ranked by relevance

python ios android artifactory typescript firebase graphql devops react swift cloud cicd ecs ai

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