Tax Compliance Specialist - NESO

About the Role

National Energy System Operator (NESO) is looking for a Tax Associate to support our tax compliance objectives. The role is based in Warwick and offers hybrid working. It is part of the CFO function, which is transitioning to a fully digital platform. We do not require prior energy sector or public sector experience; we value alignment with NESO’s values and tax expertise.

• Support the Senior Tax Manager in ensuring adherence to NESO’s Tax Policy.
• Maintain appropriate tax governance policies and processes to identify and minimise tax risk.
• Assist in moving the CFO function towards full digitalisation.
• Build strong relationships across NESO, acting as a trusted advisor on tax matters to the Business, especially the Regulation team.
• Maintain good external relationships with HMRC, DESNZ and Ofgem, including responding to enquiries.
• Provide tax‑specific information for the notes to the Annual Report & Accounts, ensuring accurate representation of NESO’s tax position.
• Help create new processes for tax compliance, leveraging the new ‘Workday’ ERP system.
• Operate effective controls around all aspects of the tax process and suggest continuous improvement opportunities.
• Manage any outsourced contracts, ensuring expertise remains in‑house.
• Applicants must have the right to work in the UK by the start of employment; visa sponsorship may not be available.

• Chartered Tax Adviser (CTA) qualification with active membership, or relevant accounting qualification (ACA, ACCA) desirable.
• Post‑qualification experience in UK tax (VAT, corporation tax, employment taxes or a combination).
• Ability to communicate technical tax matters to a wider audience.
• Strong stakeholder management and interpersonal skills for internal and external relationships.
• Displays a ‘can‑do’ attitude, looking for continuous improvement opportunities to support the CFO function’s digitalisation.

• Competitive salary of £60,000 – £65,000, dependent on experience and capability.
• Annual performance‑based bonus.
• 26 days annual leave.
• Contributory pension scheme with NESO matching up to 12% of the employee contribution.
• Annual enrolment to the NESO Savings Plan with 50% matching contribution on savings of £20–£500 per month.
• Flexible benefits programme including flexible bank holidays & holiday trading, additional birthday day off, cycle‑to‑work scheme, retail & gym discounts and private medical, critical illness and personal accident insurance.

NESO is a fully independent, expert public corporation that operates the world’s fastest decarbonising electricity system. We provide expert advice to the government on delivering a clean power system by 2030 and work to secure Great Britain’s energy future. We are licensed and regulated by Ofgem and operate with transparency, independence and a whole‑system view across electricity, gas and hydrogen.

We are committed to building a workforce that represents the communities we serve, and we create a working environment where each individual feels valued, respected and able to reach their full potential. We celebrate diversity and welcome applications from people with diverse experiences and backgrounds.