Principal Data Scientist

Overview

We don't just believe in better. We make it happen. "Better content. Better products. And better careers." Working in Tech, Product or Data at Sky is about building the next and the new. From broadband to broadcast, streaming to mobile, Sky Stream to Sky Glass, we never stand still. We optimise and innovate. We turn big ideas into the products, content and services millions of people love, and we do it all right here at Sky.

Data science is at the heart of decision making in Sky and drives a majority of decisions across marketing, customer interactions and customer services. In the Advanced Analytics team, we are scaling up our data science practice to transform how we manage customers across all life cycles for both experience profitability. We have built and successfully deployed intelligence into Sky and are already delivering realisable value into the business.

We gather a very large amount of data on customer behaviours and interactions and are looking for data scientists to extract value from our data assets and maximise customer value.

• Produce high quality, actionable insights through advanced analytics and cutting‑edge predictive algorithms; work as a self‑starter and be actively curious about what numbers are telling us and how they can be actioned upon to improve our customer experience.
• Design and implement innovative and commercially led data science and insights roadmaps with stakeholders (marketing, retention, service, finance) to improve the way they make decisions: hypothesis‑led problem solving to deliver solutions to business problems.
• Engage with our technology teams and data engineers to build compliant, efficient and scalable solutions.
• Strengthen our internal data science capabilities by continuously innovating and driving new ideas, building technology partnerships with our vendors, training and developing our people and creating a world‑class data science team at Sky.
• Engage with key stakeholders (marketing, retention, service, finance) to understand business objectives and support these objectives through best use of advanced analytics approaches.
• Identify the best analytical techniques, develop the solution, create a framework for testing and measuring incremental value to the business.

• Strong track record delivering end‑to‑end data science solutions, preferably B2C, in cloud environment.
• Deep expertise in machine learning and statistical modelling, with proven impact in areas such as personalisation, churn, pricing, and optimisation.
• Ability to quickly understand a business objective and problem‑solve to create an analytical solution and develop it alongside stakeholders.
• Commercial knowledge and applications of data science to drive commercial value.
• Hands‑on experience with Generative AI and LLMs, including prompt engineering, fine‑tuning, evaluation, and production deployment.
• Strong command of modern data stacks, including Python, SQL, Spark, Big Query, and Snowflake.
• Clear communication skills, able to explain complex AI concepts—including LLMs and agentic systems—to both technical and non‑technical audiences.

• Sky Q for the TV you love all in one place.
• The magic of Sky Glass at an exclusive rate.
• A generous pension package.
• Private healthcare.
• Discounted mobile and broadband.
• A wide range of Sky VIP rewards and experiences.

We have adopted a hybrid working approach to give more flexibility on where and how we work. For this role, the expectation is 2 days in the office per week.

Our Osterley Campus is a 10‑minute walk from Syon Lane train station. Shuttle buses run to and from Osterley, Gunnersbury, Ealing Broadway and South Ealing tube stations. On campus you’ll find subsidised restaurants, cafes, a Waitrose, a gym, a cinema, a beauty salon, bike shelters and showers.

We are an equal opportunity employer and value diversity. We are a Disability Confident Accredited Employer and welcome and encourage applications from all candidates. We will make reasonable adjustments to support you where appropriate.

To be eligible for this role you must have the appropriate right to work in the UK. Sky does not offer sponsorship for this position.