FP&A Manager Interim NEW

Cedar is partnered with an investor-backed, rapidly scaling Infrastructure business to support the appointment of an Interim FP&A Manager. This role is offered on a 6-month contract, paying £400 – £525 per day outside IR35. It will be based on a hybrid basis, with 2 days per week in central London alongside senior finance and operational stakeholders.

The Company

This rapidly scaling infrastructure business operates in a high-growth environment, delivering critical infrastructure solutions across a growing portfolio of assets and projects. With ambitious plans for continued expansion, the business is investing in its finance function to strengthen commercial insight, improve forecasting, and support informed decision-making as the organisation scales.

You’ll join a lean, high-performing finance team with broad exposure across the business, working closely with senior stakeholders and operational teams to provide the analysis and insight needed to support continued growth.

The Role

As Interim FP&A Manager, you’ll take ownership of core FP&A activity across the business, providing robust analysis, forecasting, and commercial insight to support decision-making. You’ll work closely with Finance and Operations stakeholders to understand performance, challenge assumptions, and translate data into actionable recommendations.

Key responsibilities include:

• Owning the budgeting, forecasting, and reforecasting processes, ensuring assumptions are robust and clearly understood
• Developing and maintaining financial models to support business planning, scenario analysis, and strategic decision-making
• Producing insightful management reporting and performance analysis, identifying key trends, risks, and opportunities
• Partnering closely with operational teams to understand underlying performance, challenge assumptions, and improve financial outcomes
• Working with large and complex datasets, improving data quality and turning raw information into clear, commercially relevant insight
• Developing and improving reporting tools and processes to provide greater visibility across the business
• Supporting senior finance stakeholders with ad hoc analysis, modelling, and decision support as the business continues to scale
• Identifying opportunities to use AI tools and automation to improve the efficiency, accuracy, and quality of FP&A activity

Your Profile

• Qualified accountant (ACA/ACCA/CIMA or equivalent), ideally with 3 – 4 years+ post-qualified experience
• Strong FP&A background with experience across budgeting, forecasting, modelling, and management reporting
• Highly analytical, with strong data skills and the ability to work confidently with large and complex datasets
• Advanced Excel skills, with experience building and maintaining sophisticated financial models
• Commercially minded, with proven experience business partnering with operational and non-finance stakeholders
• Confident using technology and AI tools, with a genuine interest in finding smarter and more efficient ways of working
• Ambitious, proactive, and comfortable taking ownership in a fast-paced, scaling environment
• Experience in an investor-backed, infrastructure, technology, or high-growth business is advantageous

Compensation & Benefits

This Interim FP&A Manager role is offered as a 6-month contract at £400 – £525 per day outside IR35, and provides:

• The opportunity to join a rapidly scaling infrastructure business
• Broad exposure to senior finance and operational stakeholders
• Ownership of core FP&A activity with significant scope to influence processes and decision-making
• The opportunity to work closely with Operations and gain genuine commercial exposure
• A forward-thinking environment where data, technology, and AI are being used to improve the finance function