Integration Manager in Hampshire, Portsmouth

Integration Manager in Hampshire, Portsmouth

Portsmouth +1 Full-Time 60000 - 80000 € / year (est.) Home office (partial)
Simpson Booth Limited

At a Glance

  • Tasks: Lead post-deal execution for cross-border acquisitions and manage integration lifecycle.
  • Company: High-growth international group focused on M&A capabilities.
  • Benefits: Remote-first role with frequent international travel and high visibility with senior leadership.
  • Other info: Autonomy and accountability in a fast-paced, ambitious setting.
  • Why this job: Shape the future of integrations and make a real impact in a dynamic environment.
  • Qualifications: Proven integration leadership, strong programme management skills, and fluent Mandarin.

The predicted salary is between 60000 - 80000 € per year.

A high‑growth international group is strengthening its M&A capability and is appointing an Integration Manager to lead post‑deal execution across cross‑border acquisitions. This role owns the full integration lifecycle operating model, people, process, systems and governance, delivering synergy realisation while maintaining operational stability and stakeholder confidence.

Reporting into senior leadership, you will run disciplined integration programmes from pre‑close readiness through Day‑1/Day‑100 and optimisation, providing clear governance, pace and decision support.

Key Responsibilities
  • Integration Planning & Readiness (Pre‑Close to Day‑1)
    • Shape the integration approach in pre‑close; translate deal thesis into an executable plan.
    • Lead functional readiness assessments (Finance, HR, IT, Legal, Operations); confirm scope, dependencies and risk.
    • Establish governance, workstreams, resourcing, milestones and RAID with unambiguous ownership.
    • Deliver Day‑1 and Day‑100 readiness to protect continuity, controls and communications.
  • Integration Programme Delivery (Multi‑Workstream / Multi‑Region)
    • Run end‑to‑end integration delivery across functions and regions; set cadence, standards and pace.
    • Own the master plan and reporting: milestones, dependencies, benefits, RAID and governance rhythm.
    • Minimise disruption; safeguard customers, revenue and BAU performance during transition.
    • Remove constraints rapidly; escalate with options, trade‑offs and recommendations.
    • Hold workstream leads to account; maintain momentum through to stabilisation and optimisation.
  • Stakeholder Leadership
    • Establish credibility with executives and local leaders; become the central point of integration control.
    • Align acquiring and acquired leadership on decisions, sequencing and priorities.
    • Drive decisions on org design, operating model, governance and systems.
    • Provide crisp, decision‑ready updates; manage escalations and risk appetite with senior stakeholders.
  • Organisational Change & Cultural Integration
    • Integrate teams and leadership structures; clarify roles, decision rights and ways of working.
    • Partner with HR to deliver stakeholder communications and engagement across the change curve.
    • Lead cultural integration in a way that respects local context while aligning to group expectations.
    • Protect and retain critical talent; anticipate people risks and intervene early.
  • Systems, Process & Operational Integration
    • Integrate systems, data and core processes; ensure secure, compliant and scalable operations.
    • Assure legal, regulatory and operational compliance across jurisdictions.
    • Define and manage TSAs and continuity plans where required.
    • Embed controls and standardisation without undermining local performance.
  • Synergy Realisation & Continuous Improvement
    • Own benefits realisation tracking; monitor KPIs, synergy delivery and value creation.
    • Report progress, cost and risk with transparency; surface decisions required and recommended actions.
    • Course‑correct quickly to protect value and accelerate outcomes.
    • Codify lessons learned; strengthen the integration playbook for future deals.
About You

You are an integration leader with strong programme discipline and commercial judgement—able to impose structure, governance and pace in complex, ambiguous environments. You influence credibly at executive level, operate confidently across cultures, and deliver outcomes through aligned stakeholders, clear decisioning and rigorous execution.

Skills & Experience (Key Requirements)
  • Proven post‑merger integration leadership (multi‑workstream, multi‑site), ideally across multiple acquisitions.
  • Background in programme leadership / transformation / consulting / corporate development with strong governance and reporting rigour.
  • Executive stakeholder management: influence, challenge and alignment across competing agendas.
  • Demonstrated ability to mobilise cross‑functional, geographically distributed teams and external advisors.
  • Fluent Mandarin (spoken and written) – essential.
  • Commercial acumen; strong judgement balancing speed, risk and value.
  • Structured problem‑solver; comfortable with ambiguity, pace and high consequence decisioning.
  • High EQ and cultural intelligence; effective in change environments.
Qualifications

Degree qualified (or equivalent professional experience). Programme/project management certification desirable (e.g., PMP, PRINCE2, MSP, Agile).

What’s on Offer
  • Core role within an ambitious international M&A agenda; high visibility with senior leadership.
  • Ownership of complex cross‑border integrations with clear accountability for outcomes and benefits realisation.
  • Autonomy, pace and breadth, working across operating model, people, process and systems.
  • Remote‑first UK base with frequent, purposeful international travel.
Key Relationships

Key stakeholders include: Executive leadership and regional management, Corporate Development, Strategy and Finance, HR leadership and Operational leadership, IT, Data and Transformation, External advisors and integration partners, Leadership teams within newly acquired businesses.

Locations

PortsmouthHampshire

Integration Manager in Hampshire, Portsmouth employer: Simpson Booth Limited

As an Integration Manager at our high-growth international group, you will thrive in a remote-first UK environment that champions autonomy and accountability. We offer a dynamic work culture that prioritises employee growth through exposure to senior leadership and complex cross-border integrations, alongside the unique opportunity for frequent international travel to diverse regions such as China and the Middle East. Join us to be part of a collaborative team that values your expertise and fosters a supportive atmosphere for professional development.

Simpson Booth Limited

Contact Detail:

Simpson Booth Limited Recruiting Team

StudySmarter Expert Advice🤫

We think this is how you could land Integration Manager in Hampshire, Portsmouth

Tip Number 1

Network like a pro! Reach out to your connections in the industry, especially those who have experience in integration roles. A friendly chat can lead to insider info about job openings or even a referral.

Tip Number 2

Prepare for interviews by practising common integration scenarios. Think about how you would handle specific challenges in post-merger integration and be ready to share your insights. We want to see your problem-solving skills in action!

Tip Number 3

Showcase your cultural intelligence! Since this role involves international travel and working across different regions, highlight any experience you have in managing diverse teams or navigating cultural differences.

Tip Number 4

Don’t forget to apply through our website! It’s the best way to ensure your application gets noticed. Plus, we love seeing candidates who are proactive about their job search.

We think you need these skills to ace Integration Manager in Hampshire, Portsmouth

Post-Merger Integration Leadership
Programme Leadership
Transformation Management
Executive Stakeholder Management
Cross-Functional Team Mobilisation
Fluent Mandarin (spoken and written)
Commercial Acumen

Some tips for your application 🫡

Tailor Your Application:Make sure to customise your CV and cover letter for the Integration Manager role. Highlight your experience in post-merger integration and how it aligns with our needs. We want to see how you can bring your unique skills to the table!

Showcase Your Leadership Skills:In your application, emphasise your ability to lead cross-functional teams and manage stakeholders effectively. We’re looking for someone who can influence at all levels, so don’t hold back on sharing examples of your past successes!

Be Clear and Concise:When writing your application, keep it straightforward and to the point. Use bullet points where possible to make it easy for us to read. We appreciate clarity and want to quickly understand your qualifications and fit for the role.

Apply Through Our Website:We encourage you to submit your application through our website. It’s the best way for us to receive your details and ensures you’re considered for the role. Plus, it’s super easy to do!

How to prepare for a job interview at Simpson Booth Limited

Know Your Integration Lifecycle

Familiarise yourself with the full integration lifecycle, from pre-close readiness to Day-100. Be prepared to discuss how you would shape the integration approach and manage the various workstreams involved.

Demonstrate Stakeholder Management Skills

Showcase your experience in establishing credibility with executives and local leaders. Prepare examples of how you've aligned competing agendas and driven decisions on organisational design and governance.

Highlight Cultural Intelligence

Given the international nature of the role, be ready to discuss your experience in cultural integration. Share specific instances where you've respected local contexts while aligning with group expectations.

Prepare for Scenario-Based Questions

Expect questions that assess your problem-solving skills in ambiguous situations. Think of examples where you've mobilised cross-functional teams and managed risks effectively, especially in high-stakes environments.