Principal Data Scientist (AI)

Ofgem plays a vital role in ensuring that households and businesses across Great Britain can rely on safe, affordable and environmentally sustainable energy. As the energy system becomes more complex and the transition to Net Zero accelerates, we need stronger analytical capability, better tools and responsible use of AI to help us regulate effectively. Within Digital, Data and Security Services (DDSS), we are building the platforms, methods and ways of working needed to support that.

As Principal Data Scientist (AI), you will play a key role in advancing Ofgem’s data science capability and shaping how AI is applied across the organisation. You will lead the development of advanced analytical products and AI models, working across teams to identify opportunities where data science can deliver real value. This is a highly collaborative role, combining deep technical expertise with stakeholder engagement, innovation and leadership.

This role is for someone who wants to apply data science and AI to complex regulatory problems that matter. You will work on questions about energy markets, consumers, risk and regulation, helping Ofgem use evidence more effectively, identify emerging issues earlier and make better-informed decisions.

You will work with colleagues across Ofgem to embed data science into business processes, support better decision-making and improve organisational effectiveness, while helping others build confidence in responsible and practical use of AI.

The role involves a mix of hands-on technical leadership, product thinking, stakeholder engagement and capability-building., You will be responsible for:

• Identifying and shaping opportunities where AI, machine learning and data science can deliver value across Ofgem, working closely with stakeholders and leaders
• Designing, developing and deploying advanced analytical products and AI models using Ofgem’s core technology stack, including Azure, Fabric and Azure Machine Learning
• Translating complex data into clear, compelling insights, communicating effectively with both technical and non-technical audiences
• Collaborating with data engineers and other specialists to ensure data is sourced, prepared and deployed effectively within production environments
• Leading and contributing to high-value data science projects, with a particular focus on innovation and practical application of AI
• Providing technical leadership in data science and AI, setting standards, sharing best practice and supporting the development of colleagues
• Driving continuous improvement in tools, techniques and ways of working, ensuring data science capability continues to evolve
• Engaging with internal and external data and AI communities, staying at the forefront of emerging trends and practices, At Ofgem, we expect our staff to carry out their roles with honesty, fairness and openness. They should follow the Civil Service code and be free from any influence or bias. We are committed to making sure interests are recognised, declared and managed appropriately so that we can fulfil our duties as an energy regulator. Our Conflicts of Interest policy outlines the types of interests Ofgem staff must declare before onboarding, and the rules they must follow throughout employment so that we can clearly demonstrate that our decisions are not influenced by private interests. Feedback will only be provided if you attend an interview or assessment.

Security

Successful candidates must undergo a criminal record check. Successful candidates must meet the security requirements before they can be appointed. The level of security needed is security check .

See our vetting charter . People working with government assets must complete baseline personnel security standard (opens in new window) checks., * UK nationals

• nationals of the Republic of Ireland
• nationals of Commonwealth countries who have the right to work in the UK
• nationals of the EU, Switzerland, Norway, Iceland or Liechtenstein and family members of those nationalities with settled or pre-settled status under the European Union Settlement Scheme (EUSS)
• nationals of the EU, Switzerland, Norway, Iceland or Liechtenstein and family members of those nationalities who have made a valid application for settled or pre-settled status under the European Union Settlement Scheme (EUSS)
• individuals with limited leave to remain or indefinite leave to remain who were eligible to apply for EUSS on or before 31 December 2020
• Turkish nationals, and certain family members of Turkish nationals, who have accrued the right to work in the Civil Service

• We are looking for a technically strong and curious data science leader with extensive experience in AI, machine learning and advanced analytics. You will bring a track record of designing and delivering useful data science solutions, strong programming capability, and the judgement to know when AI is the right answer, when it is not, and what is needed to make analytical work trusted and usable.

You will be a strong collaborator and communicator, able to build relationships across multidisciplinary teams and translate complex technical concepts into meaningful insights. Your approach will combine innovation with pragmatism, ensuring that data science solutions are scalable, maintainable and aligned to organisational needs.

Experience within government or the wider public sector would be beneficial, but is not essential. What matters most is your ability to apply data science and AI to real-world challenges, influence stakeholders and contribute to building a high-performing, forward-looking data capability., * Extensive expertise using a variety of AI and data science tools and techniques, particularly those used at OFGEM. (Lead Criteria)

• Extensive expertise in designing, developing and embedding AI and data science solutions that enable organisations to achieve their goals. (Lead Criteria)
• Extensive expertise in collaborating with data engineers and scientists, and delivery teams to source, clean and prepare data appropriately.
• Extensive expertise in writing complex programs and scripts, optimising code and testing products.
• Demonstrable evidence of contributing to building AI and data science capability.

Desirable Criteria

• Demonstrable experience of delivering in an agile, iterative manner that delivers value early.
• Demonstrable experience of understanding the role of user research and establishing user needs., * Communicating and Influencing
• Developing Self and Others
• Delivering at Pace

Technical skills

We’ll assess you against these technical skills during the selection process:

• You will also be asked to prepare a presentation. Full details of the presentation will be included in the invitation to interview., This vacancy is using Success Profiles , and will assess your Behaviours, Experience and Technical skills.

Pulled from the full job description

• Annual leave
• Company pension
• Flexible schedule, Alongside your salary of £49,452, OFGEM contributes £14,326 towards you being a member of the Civil Service Defined Benefit Pension scheme. Find out what benefits a Civil Service Pension provides . Ofgem can offer you a comprehensive and competitive benefits package which includes; 30 days annual leave after 2 years; Excellent training and development opportunities; The opportunity to join the generous Civil Service pension which also includes a valuable range of benefits; hybrid working (currently 1 day a week in the office but this is kept under review), flexible working hours and family friendly policies. Plus lots of other benefits including clean and bright offices based centrally, engaged networks and teams and an opportunity to contribute to our ambitious and important targets of establishing a Net Zero energy system by 2050. This exciting blend of professional challenge and personal reward identifies career opportunities at Ofgem as something to get excited about.