Decision Modelling Lead (Strategy & Finance)

EY UK; Greater London; Hybrid; GBP 70,000 - 110,000; Full time

Job summary

EY UK in London is seeking a Senior Executive in Decision Modelling to lead complex modelling engagements for corporates, private equity and public sector clients. You will own day-to-day delivery, shape outputs and manage stakeholder expectations across varied data and uncertain scenarios.

Join EY-Parthenon’s team, leveraging AI-enabled tools, cross-functional collaboration and a mix of strategic, transactional and financial modelling to drive practical client insights and decision-making.

Qualifications

• Relevant financial modelling experience with Excel.
• Ability to deliver client-facing work and manage expectations.
• Experience collaborating across multi-disciplinary teams.

Responsibilities

• Design, build, test and document financial models and decision-support tools.
• Engage with clients to define decisions and scope modelling work.
• Plan, manage priorities, timing and budget for engagements.
• Use modelling to identify risks, options and value drivers for clients.
• Lead client meetings and present findings with clear recommendations.
• Deliver assignments independently or lead a small team with coaching.
• Ensure quality reviews and handle delivery governance and handover.

Skills

Financial modelling

Excel proficiency

Problem solving

Stakeholder management

Communication

Team leadership

Attention to detail

Project planning

Analytical thinking

Education

ACA/ACCA or equivalent

Numerate or analytical degree

Tools

Power BI

Power Query

VBA

Job description

EY UK in London is seeking a Senior Executive in Decision Modelling to lead complex modelling engagements for corporates, private equity and public sector clients. You will own day-to-day delivery, shape outputs and manage stakeholder expectations across varied data and uncertain scenarios.

Join EY-Parthenon’s team, leveraging AI-enabled tools, cross-functional collaboration and a mix of strategic, transactional and financial modelling to drive practical client insights and decision-making.