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Dŵr Cymru Welsh Water in Cardiff is seeking a Regulatory Accountant to be the sole in-house expert on regulatory capital investments and Ofwat guidelines.
You will prepare and submit regulatory reports, analyse complex datasets, and provide briefing papers while collaborating with stakeholders across the business to ensure accurate regulatory submissions and governance. This role offers a competitive salary and extended annual leave within a not-for-profit environment.
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City: Cardiff
Address: Cardiff, Wales, GB, CF3 0LT
Work Type Permanent
Job Function Finance
Salary Range £42,786.00-£48,912.00
Closing Date 23:59 on 01 November 2026
South East Hub (Cardiff or Newport Office)
As a key member of the regulatory accounting team, you will fulfil a unique role as the sole in-house expert on regulatory capital investments and have an in-depth knowledge of Ofwat’s Regulatory Accounting Guidelines and provide expert advice when required to internal and external stakeholders.
You will have sole responsibility for the completion and monitoring of all aspects of regulatory capital reporting, including but not limited to Ofwat’s Annual Performance Report. This will require planning and completing the work with minimal supervision.
You will be responsible for:
The following are essential requirements for the recruitment of the role:
Qualifications
Degree in a relevant discipline (e.g. economics, engineering, environmental science, accounting, mathematics, finance, or similar), or equivalent relevant experience.
Experience
Experience gathering, validating and analysing complex datasets to support regulatory submissions or business decisions.
Experience preparing or contributing to formal reports, statements or evidence packs for regulators or internal governance groups.
Experience collaborating with data owners, operational teams and subject‑matter experts to improve data quality and reporting processes.
Knowledge and Skills
Strong analytical and problem‑solving skills with the ability to interrogate, interpret and reconcile data from multiple systems.
Clear written communication skills, capable of producing concise analysis, commentary and supporting documentation.
High attention to detail with awareness of data quality, audit requirements and governance standards.
Ability to build effective working relationships across different business areas.
Strong organisational skills with the ability to work to deadlines during regulatory cycles.
Ability to support colleagues with guidance on data definitions, reporting standards and regulatory expectations.
If you would like further information on this role, please contact Samuel.Van-Arnold@dwrcymru.com
Please note, we may close this role sooner if required. We may also extend the original closing date depending on interest.
Due to the nature of the industry, we require satisfactory references, post offer medical clearance, and a criminal records Basic Disclosure check on all new employees joining the business. For some roles there may be additional checks and security clearance required, and this offer is subject all checks being satisfied. You will receive further information on how to complete these checks via email once you have accepted this offer.
As well as a market competitive salary, 34 days annual leave (pro rata, including public holidays), we offer a range of employee benefits and rewards including:
Whilst also working for a not-for profit company that truly cares about earning the trust of customers everyday, and about looking after our beautiful environment.
Dŵr Cymru Welsh Water keep 3 million people healthy each day with safe, reliable water, and take away wastewater to clean, before returning it safely to our beautiful rivers and seas.
To be able to deliver high quality, essential services which help to protect the health of our customers, colleagues and our environment, we need the right people to deliver on our vision. This is achieved by living our core values and demonstrating the core behaviours that underpin them. The security of our people, assets and information is key to us, so we are looking for people who understand and comply with the company’s required security objectives.
We know that the most successful teams are the most diverse teams. Equality, diversity and inclusion provide the very foundation to our culture at Welsh Water. We want every individual to feel confident, proud and able to bring their whole selves to work.
To ensure an improved representation in our workforce, applications are particularly welcome from minority groups including Black, Asian and Minority Ethnic people, Females, LGBT+, Non-binary and people with disabilities. Together we continue to build a workplace that not only celebrates the diverse voices of our colleagues but also represents each customer we serve.
In essence, ours is a company based on trust, openness, respect, commitment and honesty. A company that our colleagues are proud to work for.
Dŵr Cymru Cyf, a limited company registered in Wales No. 2366777. Registered office: Linea, Fortran Road, St. Mellons, Cardiff CF3 0LT
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