Data Steward

Location: London Salary: 50000 Posted Date: 10 Feb 2026 Closing Date: 24 Feb 2026

Join Elexon as a Data Steward: embed data governance, safeguard data integrity, and collaborate across Tech, Legal and Compliance to support secure, Net Zero outcomes.

Elexon plays a central role at the heart of the UK wholesale electricity market, administering the Balancing and Settlement Code (BSC). We balance electricity supply and demand, ensure transactions are accurately settled, and manage the financial flows between generators, suppliers and market participants.

As a not-for-profit, purpose-driven organisation
, funded by the market, we are committed to supporting the transition to Net Zero
. We are currently implementing faster, more accurate settlement
, including new systems enabling half-hourly settlement from September 2025
. This transformation places strong data governance, protection and security at the centre of our work.

About the team

The Data & Analytics team delivers Elexon’s data management, governance and analytics capabilities. The team leads Elexon’s data strategy
, ensuring robust data standards, security and compliance, and is responsible for key data platforms including DIP, DAH and DAP
, enabling secure data sharing with industry stakeholders.

The role

As a Data Steward
, you’ll play a key role in embedding industry best-practice data governance across Elexon. You’ll be the first point of contact for data-related queries
, working closely with Data Owners and stakeholders across Technology, Info Sec, Legal and Compliance to ensure data integrity, quality and trust.

Reporting to the Data Governance Lead
, you’ll support the establishment of data ownership, oversee access to systems supporting half-hourly settlement, monitor MPAN data usage, and proactively identify risks or policy breaches.

• Implement data ownership and accountability across Elexon
• Develop and maintain data governance policies, standards and quality rules
• Define data lifecycle processes from creation to disposal
• Enforce data standards using available technology and best practices

• Work with business and Info Sec teams to manage data access requirements
• Maintain role-based access controls and monitor access to key systems
• Audit data access and usage to ensure policy and regulatory compliance
• Identify, investigate and remediate data quality issues
• Develop and track data quality and governance KPIs
• Conduct data profiling and quality assessments
• Curate and maintain metadata within the Purview data catalogue
• Support onboarding of data sources and configuration of permissions
• Define and configure data product structures, templates and classifications

• Design and deliver data governance and literacy training
• Support data protection and privacy initiatives, including GDPR awareness

• Previous experience in a data-focused role
• Strong understanding of data governance, ownership models and data quality
• Excellent analytical skills with attention to detail
• Experience documenting data processes, lineage and standards
• Strong stakeholder engagement and communication skills
• Experience with data profiling, cleansing and validation techniques
• Exposure to data cataloguing tools
• Knowledge of Ofgem or energy-sector data governance
• Familiarity with standards such as Dublin Core
• Experience working with data engineers and architects
• Awareness of data protection and access management models
• Understanding of data products and data domains

• Up to £50,000 salary
• Excellent benefits including bonus, private medical insurance and generous pension scheme
• The opportunity to work within a thriving organisation which can support your growth and development
• We operate a hybrid working approach with 2 days in our London office

We believe a diverse and inclusive culture allows innovation and creativity to flourish. We are committed to continuously improving our culture for our colleagues and stakeholders. Through our hugely successful Diversity Forum, Mental Health First Aid network and regular programme of activities and events, we celebrate difference and recognise the value of employee wellbeing, which is a consistent outcome from annual employee surveys that we conduct.

Likewise, as a community, we like to support each other, and all agree Elexon is a great place to work with a great workspace too!

At Elexon, we want to:

• Provide true equality of opportunity
• Attract and retain diverse talent
• Listen to all voices
• Be representative of the communities we work in
• Be a role model for Diversity and Inclusion in the industry
• Elexon together, embracing differences, listening to all voices

Ready to make an impact? Join us and help shape the future of energy services.