Principal AI Scientist

Design and architect scalable AI solutions Solve high-value, real-world challengesOwn technical problem-solving end-to-end

We’re looking for a Principal AI Scientist to lead the design, development and deployment of advanced AI solutions that deliver meaningful business impact.

This is a senior technical role within our AI capability. You will have the opportunity to own end-to-end solution design and guide teams to deliver high-quality, production-grade AI outcomes.

Our people are customer obsessed. They prioritise the needs and satisfaction of the customer above all else. Our mindset fosters innovation and creates strong, lasting customer relationships as we strive to be the most customer centric company in Australia and New Zealand.

In the role of Principal AI Scientist, bridge the gap between cutting-edge AI capability and real-world application, setting the standard for how we build, deploy and embed AI across the enterprise.

Key Responsibilities

Lead the end-to-end solution design of agentic and broader AI systems, from problem framing through to deployment and scalingTranslate complex business problems into robust, scalable AI architectures and modelsProvide technical leadership and mentorship to AI scientists and engineers, uplifting overall capabilityPartner closely with stakeholders across business and technology to ensure solutions are aligned to strategic outcomesOversee and contribute to solution development, validation, and optimisation across areas such as machine learning, generative and agentic AIEnsure solutions meet enterprise standards for governance, risk, and responsible AIDrive best practice in experimentation, reproducibility, and model lifecycle managementInfluence AI strategy and roadmap, identifying emerging opportunities and innovation pathways

What You Bring

Deep experience in AI/ML solution design and delivery in enterprise environments, including experience in agentic and generative AIProven ability to architect and deploy production-grade AI systems at scaleExpertise in relevant technical domains (e.g. machine learning, deep learning, recommendation systems, NLP, or GenAI)Advanced programming skills in Python and experience with agentic and generative AI frameworksDemonstrated experience mentoring and guiding high-performing technical teamsStrong communication and stakeholder engagement skills, with the ability to translate technical concepts into business valueExperience navigating model governance, risk, and responsible AI frameworks

Why This Role Matters

AI is a critical enabler of our strategic ambitions, from enhancing customer experiences to improving operational efficiency and decision-making at scale.

As a Principal AI Scientist, you will play a pivotal role in shaping how AI is designed, governed and delivered across the organisation. Your work will directly influence high-impact initiatives, ensuring solutions are not only technically sound, but scalable, responsible and aligned to business outcomes.

A diverse and inclusive workplace works better for everyone

We know that our people make us who we are. That's why we have built a culture of equity and respect - where everyone feels valued and appreciated for being their authentic selves. In partnership with our multiple Employee Resource Groups (ERGs) we continue to foster an inclusive environment, where all NAB colleagues’ unique backgrounds and identities are understood, respected and celebrated. We are committed to providing an environment where you can work your way.

For details on the recruitment process, and accessibility, please visit https://www.nab.com.au/about-us/careers/apply-for-job. To discuss adjustment requirements, please contact the NAB Careers team, via nab.careers@nab.com.au (please reference job number) or visit our Careers page through the link above for other contact options.

Join NAB

If you think this role is the right fit for you, we would love to hear from you. Please note candidate screening and interviews may be conducted prior to the closing date of the job advert. Unsolicited CVs from agencies will not be accepted.