Post‑Merger Integration (PMI) Manager

AMS Group is a leading UK Top 60 accountancy firm with a differentiated advisory‑led proposition, headquartered in Manchester. We have been a trusted name in professional services for over 40 years. Our commitment to excellence and customer satisfaction has positioned us as a premier provider in the market.

Evolving from a family run accountancy practice in a Blackburn (established 1982), to a nationwide advisory business with over 200 employees, across 12 offices, our trading divisions comprise Audit, Accounts, Tax & Advisory with multiple service lines within each division. We leverage our relationship‑driven client approach to generate significant cross‑sell opportunities. Complementary to our organic growth is an impressive M&A strategy, with eight acquisitions completed since 2021 and further strategic acquisitions planned in 2025.

At AMS we never offer a one size fits all approach. We know, in today’s economic environment, businesses require bespoke support, and we provide end‑to‑end services from start‑up to exit strategies. Our mantra is “Good advisers help your business. Great ones transform it”. This is the foundation upon which we have built our business.

We know great people make a great business. Our award‑winning culture drives our success. In 2024, we were named the 7th Best Accountancy Firm to Work for in the UK and featured in the Top 100 Companies to Work For. We’re proud to be recognised as Best Employer in Tax (Tolley’s Taxation Awards 2025) and Employer of the Year (GM Chamber of Commerce Awards 2024), reflecting our commitment to people, culture, and a workplace where talent thrives.

We’re looking for an experienced M&A Integration Manager to lead the end‑to‑end integration of multiple acquisitions, ensuring smooth transition of people, processes, systems and clients. This role is key to protecting deal value, reducing risk and driving synergy delivery in a fast‑growth environment.

Key Responsibilities

• Lead integration planning, governance and coordination across several acquisitions, ensuring clear structure, accountability and communication
• Develop and deliver Day 1 readiness plans and Day 30/100 roadmaps, covering people, operations, clients, systems and risk controls
• Oversee integration across Finance, People, Technology, Compliance, Clients and Commercial, ensuring alignment to the Group’s operating model
• Support cultural integration, organisational design, role mapping and change communications to ensure a consistent employee experience
• Identify operational, financial and regulatory risks early, driving mitigation plans and ensuring compliance throughout the integration lifecycle
• Track and deliver cost, revenue and operational synergies, reporting progress clearly to senior leadership and key stakeholders
• Strong M&A integration experience (professional services or similar)
• Deep understanding of operations, systems migration and change management
• Strong financial acumen and stakeholder management
• High EQ, resilience and a hands‑on, pragmatic approach
• Experience integrating multi‑site or national group structures
• Exposure to FCA‑regulated or other highly regulated environments
• Experience building integration playbooks, frameworks or PMO structures
• Background working with Private Equity stakeholders
• Familiarity with TUPE, organisational design or large‑scale change programmes

Company Benefits

• 25 Days Holiday (Buy an extra 5 days)
• Birthday Off
• Pension Scheme
• Health cash plan
• Company sick pay
• Enhanced parental pay
• Employee Assistance Programme

AMS Group is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.

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