FP&A Manager

Company: InvestEngine
Apply for the FP&A Manager
Location: London
Job Description:

InvestEngine is everything the modern investor should need: unbeatable value, market-leading automation, and a platform built for easy, long-term investing.

We’ve built a strong foundation, with over £3.5 billion invested, award-winning service, and a passionate team. Now we’re scaling quickly — and our Finance function needs to scale with us.

About the Role

We’re looking for an FP&A Manager to join our Finance team in London (hybrid).

Your mission is to give our leadership team and Board a reliable, forward-looking view of InvestEngine’s financial performance. You’ll own the budget, forecasts and management reporting, build robust Excel models that link our growth drivers to P&L, cash and capital, and turn the numbers into clear insight that helps us make faster, better-informed decisions.

You’ll report to Marc de Gentile-Williams and work with budget holders across Product, Marketing, Operations, Technology and Risk.

What You’ll Do

  • Deliver the monthly management accounts and MI pack, with clear budget vs actual variance commentary
  • Build and own a single, documented, driver-based three-statement model (P&L, balance sheet and cash) that reconciles to actuals in Xero
  • Run the rolling quarterly reforecast and improve forecast accuracy over time
  • Lead the annual budget and business plan process, working with budget holders to agree and sign off their numbers
  • Produce a 13-week cash forecast and monthly runway view, and provide inputs to ICARA and going-concern assessments
  • Prepare Board and committee finance packs, including a KPI dashboard covering AUA, revenue, CAC, unit economics and cost per client
  • Reduce manual reporting effort through better templates, Xero integration and automation

What We’re Looking For

  • Ideally 5+ years in FP&A, management accounting or commercial finance
  • Advanced Excel and financial modelling skills — you build clear, error-free, driver-based models from scratch
  • Hands‑on experience running budget and reforecast cycles and explaining variances in terms of business drivers
  • The ability to turn analysis into concise recommendations for non-finance leaders and the Board
  • A strong accuracy and control mindset: checks, reconciliations, documented assumptions and version control
  • Confidence partnering with and challenging budget holders across the business
  • English fluency at C1 level or above

Nice to Have

  • Experience with Xero (or comparable systems)
  • Experience in financial services, fintech or an investment platform
  • ACA, ACCA or CIMA (qualified or part‑qualified)

Our Hiring Process

  • Introductory call with our Talent team
  • Interview with the hiring manager on budgeting, forecasting and commercial insight
  • Timed financial modelling case study in Excel
  • Final interview focused on how you work and your alignment with InvestEngine

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Posted: October 23rd, 2026