Corporate Tax Senior/Supervisor

Description

At Simmons Gainsford, part of the Sumer Group, we’re continuing to grow our tax team in London and are looking to bring in a Corporate Tax Senior / Supervisor. This is a great opportunity to work closely with a varied portfolio of owner‑managed businesses, supporting them across both compliance and advisory as they develop and scale.

Department: Corporate Tax

Location: London

Key Responsibilities

• Manage and oversee a portfolio of corporate tax clients, ranging from OMBs to large corporates and group structures with international presence.
• Prepare and review corporate tax returns using Alphatax.
• Liaise directly with clients to gather information and provide practical, timely advice.
• Deal with HMRC correspondence and enquiries on behalf of your clients.
• Support on a range of advisory projects, including corporate structuring, group reorganisations and tax planning.
• Assist with tax aspects of wider business transactions where required.
• Monitor WIP and support timely billing processes.
• Identify opportunities to add value to clients and contribute to business development.
• Attend and contribute to client meetings.
• Undertake technical research across a range of corporate tax matters.

Skills, Knowledge & Expertise

• ATT / ACA / ACCA qualified or CTA part‑qualified / qualified.
• Strong experience in UK corporate tax within a practice environment.
• Experience in managing or supporting a portfolio of clients.
• Good working knowledge of the corporate tax compliance cycle.
• Ability to build strong client relationships across all corporate clients with a strong understanding of commercial drivers.
• Strong communication skills, both written and verbal.
• Well organised, with the ability to manage multiple deadlines.
• Comfortable using tax software and tax research tools.
• Ability to work collaboratively within a team environment.

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