Interim Financial Controller

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Overview

The Interim Financial Controller will play a critical role in supporting the financial operations of a rapidly-growing AI technology scale-up during an initial 6-month contract. Working closely with the CFO, the contractor will enhance financial controls, reporting processes, and ensure the finance function is robust enough to support a high-growth environment backed by significant venture capital investment. This is a hands-on position requiring a balance of operational finance leadership and process improvement.

Responsibilities

  • Lead the month-end close process and ensure timely, accurate financial reporting.
  • Manage and develop the day-to-day finance function.
  • Strengthen financial controls and governance across the business.
  • Oversee multi-entity management accounts and consolidations.
  • Own cash flow reporting and working capital management.
  • Partner closely with department heads to improve financial visibility and reporting.
  • Drive improvements across finance systems, processes and controls to support future growth.
  • Support budgeting, forecasting and board reporting.

Requirements

  • Qualified Accountant (ACA, ACCA or CIMA).
  • Previous experience as a Financial Controller within a high-growth technology business.
  • Strong technical accounting knowledge with experience managing month-end and financial reporting.
  • Proven track record of improving finance processes within a scaling organisation.
  • Experience operating in a fast-paced, entrepreneurial environment.
  • Excellent stakeholder management skills with the ability to work closely with senior leadership.
  • Hands-on approach with strong attention to detail.
  • Experience within an AI, SaaS or venture-backed technology business is a bonus.
SkillsFinancial Controller, Stakeholder Management, C
LocationLondon
TypeHybrid
Rate
£450-£600/day
SourceLinkedIn
RecruiterHarmonic Finance™ | Certified B Corp
Posted14/07/26