Overview
Do Work That Matters: Are you ready to shape the future of model risk management in one of Australia’s leading financial institutions? CommBank is looking for a Senior Staff Data Scientist (AI & General Model Validation) who blends deep technical expertise with strategic leadership to ensure our models are robust, reliable, and ready for the future.
This will be a Permanent Full Time Opportunity.
Your team
As a key member of our Model Risk & Validation team, you’ll drive robust validation processes, deploy cutting-edge analytics tools, and embed robust risk management practices across our model ecosystem. You’ll work with a high-performing quantitative team, guiding them to uphold the integrity of our model risk framework while influencing the Group’s broader AI and transformation strategies.
Responsibilities
- Model Validation & Technical Leadership – Design and execute comprehensive validation plans to assess model performance, compliance, and risk.
- Stakeholder Engagement – Establish strong qualified relationships with model developers and business units to ensure transparency and alignment. Present insights to internal technical forums, governance committees and/or regulatory meetings.
- Strategic Transformation & Continuous Improvement – Embed AI best practices into business strategies; develop and integrate AI-driven tools to enhance model development/validation quality and speed.
- Team Leadership & Mentorship – Mentor and guide team members, fostering a collaborative and inclusive culture and champion modern analytics tooling and best practices in technical communication.
Qualifications
- Demonstrated experience developing, evaluating and/or validating ML/AI, Gen-AI and/or statistical-based models
- Relevant experience with Gen-AI techniques like RAG, prompt engineering, and/or orchestration tools (e.g., LangChain, LangGraph)
- Strong programming skills and experience with Python, R, SQL, Spark, TensorFlow, and PyTorch; familiarity with version control (GitHub)
- Experience with project planning and task allocation for project-based teams
- Excellent communication skills, with the ability to translate complex technical concepts for diverse audiences
- Experience with platforms like AWS SageMaker, AWS Bedrock, or H2O.ai is a plus
- Degree qualified in Statistics, Data Science, Computer Science, Actuarial Science, or a related field – or equivalent industry experience
Why Join Us?
At CBA, our Model Risk & Validation team plays a critical role in safeguarding the integrity of data-driven decisions across the Group. We provide second-line assurance through rigorous oversight and challenge, ensuring every model meets internal and regulatory standards. Join us and be part of a team that’s shaping the future of risk, technology, and AI across the bank.
Working with us
At CommBank, we advocate and facilitate a culture of inclusion and respect, celebrating all cultures, abilities, genders, expressions of gender and sexual orientation. Our commitment to inclusion and diversity is reflected in our workplace. We’re driven by our values and supported to share ideas, initiatives, and energy. We aim to have a positive impact for customers, communities and each other every day.
We’re committed to being an accessible employer and want to make finding your dream job as easy as possible. If you experience any accessibility issues or require additional support, please contact HR Direct. We support flexible working arrangements, including hybrid in-office time, flexible start/finish times, part-time arrangements, and job sharing. Talk to us about how these arrangements might work for you.
Accessibility & Application
Here, you’ll thrive. You’ll be supported when faced with challenges and empowered to tackle new opportunities. We’re hiring talent from across all of Australia and have technology hubs in Melbourne and Perth.
Apply Now to live your best life by doing your best work with us!
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: 14/10/2025
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📌 Senior Staff Data Scientist (AI & General Model Validation)
🏢 Commonwealth Bank
📍 City of Sydney