Enterprise Transformation Modelling Lead - Finance & People

Responsibilities

• Transformation Financial Model Ownership & Integrity:
• Establish modelling standards, documentation, and controls so that key assumptions, formula logic, and scenario outputs are auditable, repeatable, and easy for stakeholders to understand and challenge constructively.
• Scenario Planning, Sensitivity Analysis & Strategic Trade-offs:
• Support scenario planning across the program, modelling alternative scope, timing, sequencing, adoption, and delivery pathways to inform executive choices and investment decisions.
• Run sensitivities on and validate key assumptions such as savings timing, implementation cost, vendor spend, headcount impacts, and transition risks to assess downside, upside, and confidence ranges.
• Support scenario planning across the program, modelling alternative scope, timing, sequencing, adoption, and delivery pathways to inform executive choices and investment decisions.
• Run sensitivities on and validate key assumptions such as savings timing, implementation cost, vendor spend, headcount impacts, and transition risks to assess downside, upside, and confidence ranges.
• Translate complex modelling outputs into clear options, trade-offs, and recommendations that support fast, fact-based decision-making.
• Business Case Development & Workstream Iteration:
• Partner with workstream leads to convert initiative concepts into robust, quantified business cases with clear assumptions, dependencies, and benefit mechanisms.
• Socialise the model and its outputs with stakeholders across Finance, People, PMO, and delivery teams, using structured challenge and iteration to improve accuracy, ownership, and delivery confidence.
• Support stage gates and governance forums by stress-testing proposals, identifying modelling gaps, and helping initiative owners refine scope or sequencing to improve ROI and achievability.
• Insight Generation, Reporting & Decision Support:
• Ensure clear and compelling executive-ready outputs from the model, including scenario summaries, bridge analyses, value waterfalls, and implications for financial performance.
• Provide a single, trusted analytical view of transformation value to support prioritization, reforecasting, and performance discussions

Additional Information

WPP is the trusted growth partner for the world's leading brands. We unite cutting-edge media intelligence and data solutions, world-class creativity, next-generation production, transformative enterprise solutions and expert strategic counsel in a single company - powered by exceptional talent and our agentic marketing platform, WPP Open, to help our clients navigate change, capture opportunity and deliver transformational growth. We have been building the world's most valuable brands for 50 years and have global reach across 100+ markets, with deep local expertise. Our people are the key to our success. We're committed to fostering a culture of creativity, belonging and continuous learning, attracting and developing the brightest talent, and providing exciting career opportunities that help our people grow. For more information, visit WPP.com. Job Title: Enterprise Transformation Modelling Lead - Finance & People WPP is embarking on a pivotal, multi-year enterprise-wide transformation program focused on modernizing and optimizing our Finance and People functions to unlock significant value. We are seeking an exceptional and analytically rigorous Enterprise Transformation Modelling Lead - Finance & People to own and evolve the core financial case model that underpins this critical initiative. This role will have end-to-end accountability for developing, maintaining, and socializing the transformation's integrated financial model. Working in close partnership with the Head of Enterprise Transformation PMO - Finance & People, transformation workstream leads, and key business stakeholders, this role ensures that decisions on scope, sequencing, investment, and delivery are supported by robust modelling, scenario analysis, and credible assumptions. The successful candidate will be instrumental in translating transformation ambition into an evidence-based, decision-ready financial case, in line with leading value-anchored transformation and FP&A practices. This role requires a leader with financial modelling capability, commercial judgment, and the ability to simplify complexity into clear choices for senior stakeholders. They will create confidence in the model, drive consistency in assumptions, test scenarios and sensitivities, and enable iterative dialogue with workstream owners.

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