Senior AI Ventures Software Engineer - End-to-End Builder

Commonwealth Bank; Sydney; On-site; AUD 140,000 - 195,000; Full time

Job summary

Commonwealth Bank’s AI Venturing Pod is seeking senior-to-principal software engineers to ship AI-powered products across a portfolio of ventures. This role spans discovery to production, balancing product judgment with deep engineering across diverse codebases and stacks.

You’ll own outcomes end-to-end, adapt across ventures, and extend AI-native engineering capabilities with agents and automated workflows to improve speed, reliability and scale while maintaining security and governance across

Responsibilities

• Own the outcome, end to end. Take ambiguous customer and venture problems through discovery, prototyping, production, measurement and iteration.
• Take on focused missions across the portfolio. Move between ventures at different stages of maturity, adapting to each context while delivering in close collaboration with the venture.
• Extend AI-native engineering capability. Use coding agents and AI-enabled workflows to improve development speed, testing, iteration and software quality; turn what works into repeatable practices that strengthen the portfolio.
• Build AI products that hold up in the real world. Design, evaluate and operate systems using the right mix of models, agents, tools and deterministic software. Make explicit trade-offs across accuracy, latency, cost, reliability, security and control.
• Make modern AI work in a high-trust environment. Design for sensitive data, existing platforms and complex integrations, with security, privacy, testing, observability and appropriate controls built in from the outset.
• Turn experimentation into evidence. Work with product, design, venture leaders and customers to test assumptions, evaluate outcomes and decide what warrants further investment.
• Build shared product and platform foundations where they create real leverage. Develop reusable AI services, integration patterns and architecture that help multiple ventures move faster or operate more safely, without forcing reuse where venture needs differ.

Job description

Commonwealth Bank’s AI Venturing Pod is seeking senior-to-principal software engineers to ship AI-powered products across a portfolio of ventures. This role spans discovery to production, balancing product judgment with deep engineering across diverse codebases and stacks.

You’ll own outcomes end-to-end, adapt across ventures, and extend AI-native engineering capabilities with agents and automated workflows to improve speed, reliability and scale while maintaining security and governance across