Senior Tax Investigations Manager

Company: Insite Group
Apply for the Senior Tax Investigations Manager
Location: London
Job Description:

Senior Tax Investigations Manager (Hybrid)

Location: London (Hybrid)

Employment Type: Full-time, Permanent

Overview

We are seeking an experienced Senior Tax Investigations Manager to join a client of ours in their London-based tax disputes and compliance function. This is a senior-level role focused on managing complex tax investigations, supporting resolution of disputes with HMRC, and providing high-quality technical and strategic tax advice.

The role operates on a hybrid working model, combining office presence in London with flexible remote working.

Key Responsibilities

  • Lead and manage complex tax investigation cases from initial enquiry through to resolution
  • Advise on HMRC enquiries, disclosures (including COP8/COP9), and settlement strategy
  • Prepare and review detailed technical submissions, disclosures, and correspondence to tax authorities
  • Manage relationships with HMRC and act as the main point of contact during investigations
  • Analyse complex tax issues across corporation tax, income tax, VAT, and offshore structures
  • Identify tax risks and recommend mitigation strategies and compliance improvements
  • Support dispute resolution processes, including ADR and tribunal preparation where required
  • Oversee and mentor junior team members within the tax investigations function
  • Contribute to continuous improvement of internal processes and risk frameworks

Requirements

  • Significant experience in tax investigations, tax disputes, or tax controversy work
  • Strong understanding of UK tax legislation and HMRC enquiry procedures
  • Experience handling complex or high-value cases (corporate, HNW, or cross-border)
  • Strong analytical, negotiation, and report‑writing skills
  • Proven ability to manage client relationships under pressure
  • Background in accountancy practice, tax advisory, or HMRC highly desirable
  • Experience with offshore disclosures and complex structuring issues
  • Exposure to tribunal work or tax litigation
  • Understanding of fraud‑related tax investigations
  • Strong commercial awareness and advisory mindset

What’s on Offer

  • Salary of £70,000 – £100,000 depending on experience
  • Hybrid working (London-based)
  • Bonus and benefits package
  • Private medical insurance and enhanced pension
  • Opportunity to work on complex, high‑profile tax investigation cases
  • Clear progression into senior leadership roles

About the Role

This is an excellent opportunity for a technically strong tax investigations professional to step into a senior role within a high‑performing team, advising on complex and sensitive tax matters for a range of clients.

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Posted: June 13th, 2026