Tax Accountant

Job Advert – Tax Accountant

Location: London

Hours: 9.30am–5.30pm (flexibility required)

Department: Finance

Team: Tax & Partner Financial Affairs

Reports to: Head of UK Tax

A vacancy has arisen in the small sub-team of the firm’s Tax & Partner Financial Affairs function which deals primarily with the end‑to‑end process of partners’ personal tax compliance and associated issues.

We are seeking a proactive and highly organised Tax Accountant to support the Head of UK Tax in delivering accurate and timely UK personal tax compliance for the firm’s partners and former partners. This is an exciting opportunity to join a collaborative, detail‑focused team where your expertise in UK personal taxation will have a direct impact on the smooth running of critical financial processes.

In this role, you will play a key part in managing the annual personal tax compliance cycle, supporting both the wider partner population and a delegated portfolio of individuals. Your responsibilities will include preparing tax returns, computing liabilities, maintaining control schedules, supporting tax reserve processes, and liaising with partners and third‑party advisers. You’ll also assist with the preparation of the firm’s business tax computations and contribute to ongoing improvements within the tax function.

This is an ideal role for someone with strong tax compliance experience, excellent attention to detail, and a solution‑driven mindset.

• Support delivery of the recurring annual personal tax timetable.
• Maintain control schedules and ensure completeness of the partner population requiring tax returns.
• Register partners for National Insurance and ITSA and facilitate HMRC agent authorisations.
• Prepare aide memoires for partners at the start of each tax year.
• Prepare ITSA returns (including amendments to estimated prior‑year returns) and calculate tax liabilities or refunds.
• Prepare banking instructions and schedules for HMRC payments and partner tax reserve releases.
• Assist with building and maintaining tax reserves.
• Liaise professionally with partners, former partners, and third‑party advisers.
• File tax returns and provide partners with submission reports.

• Prepare and maintain spreadsheets relating to partner population, tax reserves, return progress, pension contributions, tax payments and other key data.
• Analyse income and expenditure to support business tax computations.

• Maintain up‑to‑date knowledge of relevant UK tax rules, including devolved tax rates (e.g. Scottish or Welsh income tax).
• Ensure accurate application of adjustments, deductions, and credits.

• Provide ad hoc cover for the Partnership Tax Accountant role.
• Offer additional support to the Head of UK Tax and Head of Tax & Partner Financial Affairs when required.

• Formal accountancy or tax qualification (or equivalent experience).
• Experience preparing UK income tax returns.
• Knowledge of CCH tax software or similar tools.

• Strong understanding of UK personal taxation.
• High level of IT literacy and confidence working with data.
• Ability to balance detailed work with broader strategic awareness.

Here at Pinsent Masons we bring together the best people to get the job done. We’re naturally curious, constantly learning, listening, and growing. We’ll truly value your ideas. You’ll be joining an award‑winning, hardworking and commercially minded team, where you’ll have the opportunity to work with leading experts and form meaningful relationships, while making a difference. You’ll get the opportunity to be involved in varied and challenging work.

Working in an open and supportive environment, to deliver outstanding results.

• Carers’ leave (up to five paid days’ leave towards caring responsibilities)
• 25 days’ annual leave entitlement and the opportunity to purchase or roll over 5 days.
• Contributory pension of up to 5%.
• Private healthcare policy
• Death in service cover (4 x base salary).
• Eligibility to apply for an interest free season ticket loan, an interest free gym membership loan and/or an…