Head of Lateral Partner Integration in City of Westminster

The Head of Lateral Partner Integration (EMEA) is the focal point of accountability for ensuring that all lateral Partner hires across EMEA are integrated effectively and deliver against their agreed commercial business cases. Operating as a senior leader within the Partner Recruitment function, this role owns the post-hire value realisation agenda for lateral Partners, translating recruitment decisions into measurable growth outcomes.

Lateral Integration Strategy & Ownership

• Create, own, and lead the EMEA lateral Partner integration strategy, ensuring it aligns closely with the firm's growth priorities and recruitment strategy.
• Define the end-to-end lateral lifecycle post-offer, from acceptance through to business case maturity and stabilisation.
• Establish clear expectations, accountabilities, and success criteria for all stakeholders involved in lateral integration, including Sponsor Partners and practice leadership.
• Act as the authoritative voice on lateral integration matters, advising the Director of Partner Recruitment and senior leadership on readiness, risks, and outcomes.
• Build and enhance the strategic profile of the lateral integration function, through a focussed cadence of executive level presentations and communications that shape senior leadership understanding and direction on key integration priorities.

Business Case Governance & Commercial Rigour

• Develop and own the governance framework for lateral Partner business cases, ensuring consistency, transparency, and disciplined decision-making.
• Drive collaboration across Partner Recruitment, Business Development, Finance, and practice leadership to test and challenge commercial assumptions (e.g. client portability, revenue ramp-up, leverage, cross-sell potential).
• Ensure business cases include clear mobilisation and execution plans, not just financial projections.
• Ensure that business cases are treated as living documents, actively monitored and owned post-hire.

End-to-End Onboarding & Integration Leadership

• Oversee the creation and execution of bespoke induction and integration plans for each lateral Partner aligned to strategic objectives.
• Ensure integration plans cover all critical dimensions required for success, including client and revenue mobilisation, go-to-market and BD enablement, internal connectivity and workflow generation, platform readiness (conflicts, pricing, staffing, systems, knowledge), and cultural and operational assimilation.
• Lead coordination across a broad stakeholder group, including Practice Group Leads and Sponsor Partners, Business Development and Marketing, Partnership Office, Finance, Reward, Risk, IT and other enabling teams.
• Ensure that existing firm processes and protocols are applied consistently across practices and geographies.

Integration Partner Accountability & Risk Management

• Design and own the Integration Partner model for lateral hires, including clear role expectations and success measures, structured touchpoints and escalation triggers.
• Hold Integration Partners accountable for fulfilling their role in integration and business case delivery, escalating issues early where engagement or outcomes fall short.
• Act as the central point for identifying and resolving integration risks, removing blockers and driving timely interventions.

Metrics, Review Cadence & Executive Reporting

• Define and implement standard EMEA integration and business case KPIs, including leading and lagging indicators.
• Drive and lead formal review points, including 3-, 6-, 12-, 18- and 24-month integration check-ins and business case realisation reviews.
• Produce high-quality, insight-driven reporting for senior leadership, highlighting progress against plan, risks and mitigation actions, patterns and lessons learned across lateral hires.
• Ensure that insights from lateral outcomes are fed back into future recruitment and integration strategy.
• Identify trends at an enterprise level and present to wider senior leadership with strategic recommendations and solutions.

Operating Model, Capability & Continuous Improvement

• Act as the EMEA owner of the lateral integration operating model, including playbooks, templates, tools, and reporting standards.
• Drive continuous improvement by embedding lessons learned and evolving approaches to increase speed-to-productivity and business case success rates.
• Leverage the support of two Partner Recruitment Senior Advisors to manage integration coordination, scheduling and documentation, maintain reporting discipline and data accuracy, and support stakeholder communications and process execution.

Measures of Success

• Lateral Partners achieving agreed business case milestones at defined review points.
• Reduced time from start date to meaningful revenue and pipeline traction.
• Consistent, high-quality integration experience across practices and geographies.
• Early identification and resolution of integration risks, with minimal late surprises.
• Clear evidence that lateral integration insights are improving future hiring decisions and outcomes.

Qualifications

• Significant experience operating at a senior level in a complex professional services or partnership environment.
• Proven ability to lead enterprise-wide programmes with measurable commercial outcomes.
• Strong commercial judgement and confidence challenging senior stakeholders constructively.
• Excellent stakeholder management and influencing skills, with credibility at Partner level.
• Highly analytical, with the ability to translate data into insight and action.
• Experience leading change, embedding governance, and scaling operating models.
• Pragmatic, resilient, and outcome-focused, with a flexible and solutions-oriented mindset.
• Ability to delegate operational tasks effectively in a matrixed model, to ensure appropriate focus on commercial outcomes and objectives.