Management Accountant

As a Management Accountant, you'll play a key role in delivering accurate financial reporting and insightful analysis for the Water business. You'll lead the monthly management accounts close, prepare journals and balance sheet reconciliations, and ensure the integrity of financial data. Working closely with stakeholders, you'll provide meaningful commentary to support decision-making, drive process improvements, and help maintain strong financial governance and controls across the business.

Take a lead on the closing of Water Management Accounts as well as providing an assurance of numbers and insightful commentary for Leakage, OSCC, SCOPI and Water Networks Capex Reclass. Review the Water end to end processes and drive improvements together with the team members.

What you’ll be doing as a Management Accountant

Support the Finance Manager by taking a lead on the closing of Water Management accounts as well as providing an assurance of numbers and insightful commentary.
Perform reconciliations of various key control data including GL balances and supporting schedules including but not limited to accruals, provisions, prepayments and inventory.
Prepare and review journal entries, looking to automate and eliminate where possible.
Provide Insight into results during period end close to the FP&A and Business Partner teams, relating to the key cost drivers. E.g., Job volumes, Water Production levels.
Working across the wider finance team to document, align and improve processes, to drive efficiency and consistency.
Understand the Activity Based Costing model for Water Networks and be able to use this on a monthly basis for splitting operating and capital costs.
Production and preparation of Water Networks Capitalisation audit in accordance with accounting standards and coordination of year-end audit as well complete the key accounting judgement paper.
Production and preparation of Leakage regulatory table, including monitoring of external reporting requirements and researching accounting issues.
Respond to ad hoc requests for analytics, through the agreed demand management framework to provide support to Business Partners for costs visibility, business case preparation and investigation into financial performance.
Base location – Hybrid – Clear Water Court Reading RG1 8DB

Working pattern – 36 hours Monday to Friday

Necessary requirements for the role - Accounting qualification (ACA, CIMA, CPA, CMA, CHAE or equivalent)

What you should bring to the role

To thrive in this role, the essential criteria you’ll need is:
Accounting qualification.
Systems experience with SAP.
Knowledge and understanding of IFRS, tax reporting.
Ability to interact with leadership, key stakeholders, and employees.
Excellent knowledge of financial statements.
Attention to detail and the ability to summarise and present financial information clearly.
Demonstrate thorough knowledge of accounting principles, systems, and procedures.
Extra qualities that would be a great fit for our team:
Systems experience with HFM.
Utilities industry experience.
What’s in it for you?

Competitive salary of up to £65,000 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.
Find out more about our benefits and perks (Please note different T&Cs apply if on secondment)

Who are we?

We’re the UK’s largest water and wastewater company, with more than 16 million customers relying on us every day to supply water for their taps and toilets. We want to build a better future for all, helping our customers, communities, people, and the planet to thrive. It’s a big job and we’ve got a long way to go, so we need help from passionate and skilled people, committed to making a difference and getting us to where we want to be in the years and decades to come.

Learn more about our purpose and values

Working at Thames Water

Thames Water is a unique, rewarding, and diverse place to work, where every day you can make a difference, yet no day is the same. As part of our family, you’ll enjoy meaningful career opportunities, flexible working arrangements and excellent benefits.

If you’re looking for a sustainable and successful career where you can make a daily difference to millions of people’s lives while helping to protect the world of water for future generations, we’ll be here to support you every step of the way. Together, we can build a better future for our customers, our region, and our planet.

Real purpose, real support, real opportunities. Come and join the Thames Water family. Why choose us? Learn more.

We’re committed to being a great, diverse, and inclusive place to work. We welcome applications from everyone and want to ensure you feel supported throughout the recruitment process. If you need any adjustments, whether that’s extra time, accessible formats, or anything else just let us know, we’re here to help and support.

When a crisis happens, we all rally around to support our customers. As part of Team Thames, you’ll have the opportunity to sign up to support our customers on the frontline as an ambassador. Full training will be given for what is undoubtedly an incredibly rewarding experience. It’s also a great opportunity to learn more about our business and meet colleagues.

Disclaimer: 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