Regulatory Investigations Advisor

Job title Regulatory Investigations Advisor  Division Strategy & External Affairs Location Hybrid - Clearwater Court - RG1 8DB
Contract type Permanent Full/Part-time Full-time Salary Up to £58,000 per annum, depending on experience Job grade B Closing date 26/01/2026

At Thames Water, we serve 16 million customers across London and the Thames Valley, supplying 2.6 billion litres of water every day through 32,000km of pipes. We deliver life’s essential service so our customers, communities and the environment can thrive.

We are looking for a Regulatory Investigations Advisor
. This is a high-profile role with real impact, contributing directly to our turnaround priorities. Working within the Regulatory Investigations team, you’ll coordinate responses to regulatory requests, support internal stakeholders, and help promote a strong culture of transparency and accountability across Thames Water.

As a Regulatory Investigations Advisor
, you’ll play a key role in supporting our engagement with regulators and helping the business meet its regulatory commitments. You’ll hold the organisation to account, identify emerging risks, and help prevent future enforcement action by ensuring regulators receive clear, accurate and timely information.

• Liaising with teams across the business (including Asset, Operations and Capital Delivery) to gather documentation and data for formal regulatory requests for information
• Taking ownership of ad-hoc and smaller-scale information requests, planning responses and coordinating technical input
• Reviewing and interrogating data, presenting it clearly and effectively for non-technical audiences where required
• Supporting the development of consistent processes and ways of working within the Regulatory Investigations team
• Keeping internal stakeholders informed of emerging risks and supporting updates to senior leaders
• Helping to promote understanding and awareness of regulatory issues across the business
• Building effective working relationships with regulators such as Ofwat, the Environment Agency and the Drinking Water Inspectorate

• Experience working with data and documentation
• Confidence applying your skills and experience to unfamiliar or complex areas of the business (e.g. water, wastewater, retail or finance)
• Ability to understand and interpret regulatory requirements
• Strong verbal and written communication skills, with the ability to explain complex information clearly
• Previous experience working in a regulatory or regulated environment, specifically within the water industry

• Competitive salary up to £58,000 per annum, depending on experience
• Annual Leave - 26 days holiday per year increasing to 30 with the length of service (plus bank holidays)
• Performance-related pay plan directly linked to company performance measures and targets
• Generous Pension Scheme through AON
• Access to lots of benefits to help you take care of you and your family’s health and wellbeing, and your finances – from annual health MOTs and access to physiotherapy and counselling, to Cycle to Work schemes, shopping vouchers and life assurance.

Due to the high volume of applications we receive, we may close the advert earlier than the advertised date, so we encourage you to apply as soon as possible to avoid disappointment.