National AI Awards 2025Discover AI's trailblazers! Join us to celebrate innovation and nominate industry leaders.

Nominate & Attend

Senior Principal Data Scientist

OptumUK
London
1 week ago
Create job alert

The Vacancy


Are you a Principal Data Scientist looking to join an organisation where what you do genuinely makes an impact? Where you are empowered, heard and able to think creatively? Then look no further because we are what you have been looking for!


We are looking for a Senior Principal Data Scientist with strong technical skills using either Python or R, experience leading teams and the ability to communicate with both technical and non-technical teams across the business.


This role sits within Optum UK Health Analytics team responsible for taking large data sets from various sources and converting them into meaningful insights on UK healthcare. You will play a key role in developing and implementing Optum UK’s data science capabilities in the UK. Integrated within the UK Product team, you will use artificial intelligence (AI) models to create new and augment existing products that solve important problems faced by the UK healthcare system.


We are a collaborative team, we work hard and are passionate about what we do, but we ensure we have fun along the way. If this sounds like something you want to be a part of then apply today!


What you’ll do


You will take ownership of the UK’s data science function, this will include providing strategic and technical direction, team building and communicating with senior stakeholders across the business.

Other key responsibilities and accountabilities will include;

  • Provide strategic and technical direction for UK Product AI initiatives, communicating technical concepts to non-technical stakeholders and building consensus from various stakeholders.
  • Develop, deploy and maintain advanced AI models to create new and augment existing products that solve important problems faced by the UK healthcare system.
  • Work with autonomy and in collaboration with other team members, including data scientists, analysts, developers, and clinicians, to contribute to the strategic goals of the UK Product team.
  • Manage multiple priorities and projects to meet tight deadlines within a heavily matrixed business environment.
  • Horizon scan for internal and external advances in AI that can be applied to the UK business.


Who you’ll be


We need you to demonstrate significant experience within data science.

We want you to have experience in either Python or R together with experience leading data science teams. You will also have solid experience of creating and implementing both the strategic and technical direction of those teams.

Being passionate about tech and keeping up to date with market and industry trends is key, as we want you to share your knowledge and use that to show us where you have made improvements that have had business benefit.


Other skills we are looking for you to demonstrate include:


  • Advanced degree in a quantitative discipline.
  • Strong programming skills in R and Python.
  • A well-rounded data science skill set including the ability to build/maintain predictive models and explain model processes/outputs.
  • Ability to communicate effectively with a wide range of stakeholders and build strong business relationships as a trusted partner.
  • Ability to deal with multiple priorities.
  • Astute attention to detail and the integrity to openly report errors in a timely fashion.
  • A passion for solving problems and making a difference with data science.
  • Experience of gathering requirements from, and documenting processes for, end users.
  • Experience in building and/or fine-tuning transformer-based AI models.
  • Experience of managing the demands and various stakeholders within a highly matrixed business environment.
  • Ability to build/maintain predictive models and explain model processes/outputs.


Desirable

  • PHD level qualification or equivalent



Sound like the role you have been looking for? The apply today to find out more!



Equality, Diversity, and Inclusion


At Optum UK, we are committed to providing an inclusive, equitable culture where people feel able to bring their whole selves to work and to reach their full potential. This is a foundation stone of Optum UK, anchoring the employee cycle from recruitment through to ongoing personal development and genuine, continuous two-way employee engagement, supported by our company values which determine everything we do.


Optum UK is an equal opportunities employer, and we welcome applications from all suitably qualified candidates regardless of race, colour, religion, sex, sexual orientation, gender identity or expression, national or ethnic origin, age, disability, protected veteran status, or other characteristics protected by applicable law. We will always work to accommodate individual needs during your application journey. If you require any adjustments, please advise the talent team.

Related Jobs

View all jobs

Senior Principal Data Scientist

Senior Principal Data Scientist

Senior Principal Data Scientist

Principal Data Scientist (Manager) - Remote (Basé à London)

Senior Data Engineer

Head of Data Science and Analytics (Basé à London)

National AI Awards 2025

Subscribe to Future Tech Insights for the latest jobs & insights, direct to your inbox.

By subscribing, you agree to our privacy policy and terms of service.

Industry Insights

Discover insightful articles, industry insights, expert tips, and curated resources.

LinkedIn Profile Checklist for Data Science Jobs: 10 Tweaks to Elevate Recruiter Engagement

Data science recruiters often sift through dozens of profiles to find candidates skilled in Python, machine learning, statistical modelling and data visualisation—sometimes before roles even open. A generic LinkedIn profile won’t suffice in this data-driven era. This step-by-step LinkedIn for data science jobs checklist outlines ten targeted tweaks to elevate recruiter engagement. Whether you’re an aspiring junior data scientist, a specialist in MLOps, or a seasoned analytics leader, these optimisations will sharpen your profile’s search relevance and demonstrate your analytical impact.

Part-Time Study Routes That Lead to Data Science Jobs: Evening Courses, Bootcamps & Online Masters

Data science sits at the intersection of statistics, programming and domain expertise—unearthing insights that drive business decisions, product innovation and research breakthroughs. In the UK, organisations from fintech and healthcare to retail and public sector are investing heavily in data-driven strategies, fuelling unprecedented demand for data scientists, machine learning engineers and analytics consultants. According to recent projections, data science roles will grow by over 40% in the next five years, offering lucrative salaries and varied career paths. Yet many professionals hesitate to leave their current jobs or pause personal commitments for full-time study. The good news? A vibrant ecosystem of part-time learning routes—Evening Courses, Intensive Bootcamps and Flexible Online Master’s Programmes—empowers you to learn data science while working. This comprehensive guide explores every pathway: foundational CPD units and short courses, hands-on bootcamps, accredited online MScs, plus funding options, planning strategies and a real-world case study. Whether you’re an analyst looking to formalise your skills, a software developer pivoting into data or a manager seeking to harness data-driven decision-making, you’ll find the right route to fit your schedule, budget and career goals.

The Ultimate Assessment-Centre Survival Guide for Data Science Jobs in the UK

Assessment centres for data science positions in the UK are designed to replicate the multifaceted challenges of real-world analytics teams. Employers combine psychometric assessments, coding tests, statistical reasoning exercises, group case studies and behavioural interviews to see how you interpret data, build models, communicate insights and collaborate under pressure. Whether you’re specialising in predictive modelling, NLP or computer vision, this guide provides a step-by-step roadmap to excel at every stage and secure your next data science role.