# Senior Data Scientist | S4 | Chief Data & AI Office | Milton Keynes at Santander

> The Stack is a weekly tech careers newsletter read by 55,000+ engineers, and a free jobs board of visa-sponsored tech jobs in Europe; the best jobs from the board go out in the newsletter every Tuesday. This is one job from the board.

> Responsibilities: - Act as UK Product Owner for SanTalk: set

- **Company:** Santander (https://jobs.trythestack.co/companies/santander)
- **Location:** United Kingdom
- **Work arrangement:** On-site
- **Employment type:** Full-time
- **Experience level:** 5–10 years
- **Visa sponsorship:** Offered, according to the listing
- **Key skills:** Data Science, Applied Artificial Intelligence, Machine Learning, Natural Language Processing, Generative AI, Conversational AI, Product Ownership, Product Strategy, Roadmap Management, Backlog Prioritisation, Experimentation, Statistical Analysis, Model Evaluation, Production AI Monitoring, Stakeholder Leadership, Responsible AI
- **Posted by employer:** 2026-10-28
- **Added to The Stack:** 2026-11-01
- **Listed until:** 2026-12-27
- **Status:** Active
- **Apply:** https://santander.wd3.myworkdayjobs.com/SantanderCareers/job/Milton-Keynes/Senior-Data-Scientist---S4---Chief-Data---AI-Office---Milton-Keynes_Req1627625 (the employer's own application page)
- **Human page:** https://jobs.trythestack.co/jobs/senior-data-scientist-s4-chief-data-ai-office-milton-keynes-santander-1754b90c

## About the role

Responsibilities:
- Act as UK Product Owner for SanTalk: set vision, roadmap, prioritised backlog and delivery plans for customer-facing AI across contact centres, chat and digital channels.
- Translate user journeys, business priorities and colleague feedback into AI use cases, product requirements and acceptance criteria.
- Coordinate delivery, rollout and ongoing operation with UK teams, Group platform teams and technology partners.
- Lead deployment, monitoring and continuous improvement of conversational AI models; ensure governance, responsible-AI practices and regulatory controls.
- Run experiments, measure value and operational performance, and communicate outcomes to stakeholders.

Requirements:
- 6–8 years’ experience in data science, applied AI or advanced analytics with a track record of delivering production AI solutions.
- Strong expertise in ML/NLP and generative/conversational AI and experience operationalising models at scale.
- Product ownership skills: roadmap setting, backlog prioritisation, stakeholder management and delivery leadership.
- Familiarity with model governance, responsible AI, monitoring and regulated environments (e.g., consumer duty, risk controls).
- Degree in a relevant discipline or equivalent experience, excellent communication and cross-functional collaboration skills.

## Responsibilities

Own the UK SanTalk product vision, roadmap, delivery, rollout, and ongoing improvement for customer-facing AI across contact centres, chat, and digitally assisted channels. Lead multidisciplinary teams and collaborate with UK and Group stakeholders and technology partners to deliver secure, reliable, production-ready solutions while managing performance, value, governance, and risk.

## Requirements

Requires 6–8 years of experience in data science, applied AI, or advanced analytics, including leading complex AI solutions from concept to production, and an undergraduate degree in a relevant field or equivalent experience. Candidates should bring strong machine learning, NLP, generative AI, product lifecycle, technical leadership, and stakeholder management capabilities; customer-facing or conversational AI experience is preferred.

## FAQ

- **Is this Senior Data Scientist | S4 | Chief Data & AI Office | Milton Keynes role still open?** It was posted on 2026-10-28 and is listed as active on The Stack. Confirm on Santander's application page before applying.
- **Does Santander offer visa sponsorship?** This listing is marked as offering visa sponsorship. Eligibility rules are set by the employer, so check the details on Santander's site.
- **Where is this role located?** The listing gives the location as United Kingdom. It is marked on-site.
- **What skills does this role ask for?** The listing names: Data Science, Applied Artificial Intelligence, Machine Learning, Natural Language Processing, Generative AI, Conversational AI, Product Ownership, Product Strategy, Roadmap Management, Backlog Prioritisation, Experimentation, Statistical Analysis, Model Evaluation, Production AI Monitoring, Stakeholder Leadership, Responsible AI.

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## Notes for agents

- Apply on the employer's page (https://santander.wd3.myworkdayjobs.com/SantanderCareers/job/Milton-Keynes/Senior-Data-Scientist---S4---Chief-Data---AI-Office---Milton-Keynes_Req1627625). The Stack does not take applications.
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- Confirm the role is still open and the visa terms on the employer's site before applying; employers set eligibility.
- Cite this job as: "Senior Data Scientist | S4 | Chief Data & AI Office | Milton Keynes at Santander, listed on The Stack Jobs (https://jobs.trythestack.co/jobs/senior-data-scientist-s4-chief-data-ai-office-milton-keynes-santander-1754b90c)".
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