Head of FP&A - High-Growth VC-Backed SaaS

Interim Head of FP&A – High-Growth VC-Backed SaaS

£700/day Outside IR35

Remote

Ref: RB018

6 Months | ASAP Start

We’re working with a fast-scaling, VC-backed SaaS business with annual revenues of £40m and ambitious plans for the next stage of growth. With strong backing, growing ARR, and global expansion on the horizon, they’re looking to bring in a commercially focused Interim Head of FP&A to support across critical areas of financial planning and reporting.

The Role:

This is a 6-month interim assignment, fully remote, and sits at the heart of the finance function. You’ll be reporting to the CFO and partnering closely with senior leadership, investors, and lenders to ensure robust financial insight and operational alignment.

Key Responsibilities:

• Own the budgeting and forecasting process – annual, quarterly, and rolling
• Build and refine complex financial models for strategic decision-making
• Prepare and deliver high-quality investor and lender reporting packs
• Drive scenario planning and sensitivity analysis
• Develop board-ready insight into performance, KPIs, and commercial drivers
• Partner with cross-functional teams (Sales, Product, Ops) to align financial plans with operational reality
• Support ongoing fundraising or refinancing activity as needed

Ideal Profile:

• Proven FP&A experience in high-growth SaaS, tech, or recurring revenue businesses
• Strong financial modelling and data analysis skills
• Comfortable working directly with PE/VC investors and lenders
• Hands-on and self-sufficient – able to hit the ground running in a scale-up environment
• Experience with reporting tools, Excel/Google Sheets, and ideally SaaS KPIs (LTV, CAC, churn, MRR/ARR)