Senior Data Scientist | S4 | Chief Data & AI Office

Senior Data Scientist | S4 | Chief Data & AI Office | Milton Keynes

Country:
United Kingdom

IT STARTS HERE Santander () is evolving from a global, high-impact brand into a technology-driven organisation, and our people are at the heart of this journey. Together, we are driving a customer-centric transformation that values bold thinking, innovation, and the courage to challenge what’s possible. This is more than a strategic shift. It’s a chance for driven professionals to grow, learn, and make a real difference.

Our mission is to contribute to help more people and businesses prosper. We embrace a strong risk culture and all our professionals at all levels are expected to take a proactive and responsible approach toward risk management.

The Chief Data & AI Office (CDAIO) at Santander is responsible for setting the strategic direction for data, analytics, and artificial intelligence across the organisation. It ensures that data is managed as a trusted enterprise asset and that advanced technologies are applied responsibly, securely, and effectively to create value for customers and the business.

The Chief Data & AI Office (CDAIO) is looking for a Senior Data Scientist based out of Milton Keynes. As a Senior Data Scientist, you will lead the development and delivery of customer-facing AI solutions across contact centres, chat and digitally assisted channels. You will combine technical leadership with a strong understanding of customer journeys, operational performance and value generation. We are looking for a senior AI and product leader who can own the UK San Talk proposition, shape its vision and roadmap, influence Group platform development and lead the rollout, operation and continuous improvement of customer-facing solutions.

You will guide multidisciplinary teams and work across Santander UK, Santander Group and technology partners in a complex, fast-paced and regulated environment. We’re shaping the way we work through customer-focused innovation, advanced AI and close collaboration across the Group.

• Act as the UK Product Owner for San Talk, setting the product vision, strategy, roadmap and prioritised backlog for customer-facing AI solutions across contact centres, chat and digitally assisted channels, leveraging San Talk proposition and its underlying technologies, including Sierra and OpenAI.
• Develop a deep understanding of customer journeys and operational needs, translating UK business priorities, user feedback and colleague requirements into prioritised AI use cases, product requirements, acceptance criteria and delivery plans.
• Represent Santander UK in Group product forums, working with Group platform teams and technology partners to influence the San Talk roadmap, shape feature proposals and drive agreed capabilities through development and implementation.
• Own the end-to-end delivery, UK rollout and ongoing operation of San Talk solutions, including experimentation, business readiness, testing, deployment, adoption, maintenance and transition into business-as-usual support.
• Provide technical direction to Data Scientists, Engineers, MLOps specialists and Product Owners, ensuring solutions are scalable, reliable, secure, maintainable and production-ready.
• Own the ongoing performance and continuous improvement of deployed solutions, defining customer, model, operational and financial success measures and using production monitoring, experimentation and benefits tracking to optimise outcomes and evidence value.
• Manage delivery priorities, governance, dependencies and risks within a regulated environment, ensuring responsible AI, model governance and applicable risk and control requirements are embedded…