Head of M&A (Execution Lead)

🔒 Confidential Employer
Posted 21 April 2026
LOCATION
Borehamwood
TYPE
Full-time
LEVEL
Mid-Senior level
CATEGORY
Finance
This employer holds a UK Home Office sponsor license — sponsorship for this specific role is at the employer’s discretion

SKILLS

M&A Corporate Finance Financial Modeling Valuation Due Diligence Deal Execution

FULL DESCRIPTION

This is a hands-on execution role for an ambitious M&A professional who wants to move beyond advisory and take ownership of deals within a dynamic, fast-scaling group. You’ll be the engine that drives acquisitions from signed term sheet to completion — partnering directly with the CEO who leads strategy and origination. 

About the job

Location: (HQ Borehamwood)
Permanent, Full-time

As Head of M&A (Execution Lead) You’ll be responsible for executing and managing multiple simultaneous acquisitions, ensuring each transaction is run professionally, efficiently, and delivers value. The CEO will continue to lead M&A strategy, pipeline development, and key external relationships. Your role is to run the process, drive the numbers, and ensure every deal closes cleanly and integrates smoothly.

Duties & Responsibilities

  • Deal Execution 
  • Manage end-to-end acquisition processes, from heads of terms through due diligence, SPA negotiation, and completion. 
  • Coordinate advisors across financial, legal, tax, and commercial DD. 
  • Build valuation models, investment cases, and deal papers for Board sign-off. 
  • Manage transaction timelines, deliverables, and stakeholder communication. 
  • Due Diligence Oversight 
  • Own financial due diligence coordination, liaising with external providers. 
  • Support customer DD and other bespoke review processes. 
  • Identify and flag key risks, working with the CFO and Chief Integration Officer to prepare mitigation plans. 
  • Integration Handover 
  • Prepare integration packs with deal thesis, synergy assumptions, and risks. 
  • Partner with the Chief Integration Officer to ensure a smooth post-close transition. 
  • Track deal performance vs. acquisition case during the first 90–180 days. 
  • Governance & Reporting 
  • Produce Board-ready materials on active transactions. 
  • Maintain the M&A pipeline dashboard and ensure clean handover to finance and integration. 
  • Liaise with lenders, ensuring DD and deal documentation meet funding requirements. 

Skills and Experience Required as Head of M&A (Execution Lead)

  • 3+ years’ experience in M&A, corporate finance, or transaction services. 
  • Proven track record in executing deals end-to-end, ideally in a PE-backed or acquisitive mid-market environment. 
  • Strong financial modelling and valuation skills. 
  • Organised, detail-oriented, and able to manage multiple workstreams simultaneously. 
  • Comfortable working closely with senior leadership and presenting to the Board. 
  • Ideally ACA-qualified or equivalent corporate finance background. 
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