Senior Data Modeller

At the heart of the energy market, data tells the story of the challenges consumers face and how we at Ofgem fight to protect them. We’re looking for a Senior Data Modeller to join us and lead on shaping the data frameworks that underpin key regulatory decisions, strengthening our ability to respond to issues that affect millions of households.

Ofgem is Great Britain’s independent energy regulator. We’re at the forefront of change across the energy sector, driving toward Net Zero whilst protecting energy consumers, especially vulnerable people.

We’re offering a permanent position with the chance to work at the centre of one of the most vital data initiatives in the UK’s energy landscape. As part of our Markets Data Office, you’ll play a critical role in ensuring that our data structures reflect real-world needs and support powerful, evidence-based decision making. This is an opportunity to drive smarter, more consistent use of data across our organisation.

You’ll be part of an interdisciplinary team delivering a collaborative service that helps Ofgem\\\’s Markets Directorate users “do data better.” Working alongside analysts, data professionals, and stakeholders, you’ll create scalable models that support major areas of our work and help ensure we can act quickly and decisively in response to market shifts.

We’re looking for someone with strong technical skills and the ability to translate complex business needs into clear, robust data models. You’ll be confident working across diverse teams and equally comfortable engaging technical colleagues and non-technical decision-makers, all while promoting best practice in data strategy and structure.

Join a team that’s inquisitive, collaborative and committed to improving the way we use data. Based in London, Glasgow or Cardiff, we offer hybrid working, a welcoming and inclusive culture, and a strong focus on meaningful impact through data-led transformation.

We have a critical purpose to enable consistent, scalable, and business-aligned data structures across the energy market. In this role, you’ll help ensure that vital consumer data is structured, accessible, and actionable, strengthening our ability to safeguard fairness and transparency across the sector.

Key Responsibilities

• Develop and maintain the Markets strategic data model (conceptual) to provide a high-level view of data domains, entities and their relationships, and related logical data models with detailed attributes, data relationships, and normalization rule, ensuring alignment with business rules and objectives.
• Work closely with business stakeholders to understand data requirements and translate them into structured data model artifacts that meet organisational needs.
• Ensure conceptual and logical data models are reusable, scalable and adaptable to evolving business demands.
• Partner with business stakeholders, SMEs and enterprise data architects to validate data models and incorporate feedback.
• Collaborate with technology colleagues on model implementation in the data ecosystem housing Markets data.
• Support data services created and delivered by the Markets Data Office to help Markets data users do data better.

Person specification

• Strong experience in developing conceptual data models, defining data domains, entities and their relationships. (Lead criteria)
• Strong experience of translating business users needs to structured data model artifacts. (Lead criteria)
• Able to achieve and maintain SC clearance. (Lead criteria)
• Demonstrable experience using data modelling tools and industry standard techniques to capture and document data artefacts.
• Demonstrable experience working successfully in cross-functional teams and collaborating with a wide variety of stakeholders.
• Ability to communicate in technical detail on topics of data lineage, data usage and data structures.
• Track record of working within a cloud-based technology landscape.
• Experience in integrating complex, cross-organisation processes and data models, ideally within a highly regulated environment.

Behaviours

We\\\’ll assess you against these behaviours during the selection process:

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.

Apply before 11:55 pm on Monday 3rd November 2025