Last updated: 9 April 2026
Part-Time Finance Director vs Fractional CFO: Which Do You Need?
A part-time finance director UK businesses rely on provides hands-on financial management and operational oversight on a flexible basis. A fractional CFO delivers higher-level strategic input — capital raising, investor relations, and growth planning — at a lower time commitment. Both roles give you senior finance leadership without the cost of a full-time hire, but they serve different purposes at different stages of a business. Choosing the wrong one is a common and expensive mistake.
What does a part-time finance director do?
A part-time finance director takes ownership of your finance function on a reduced schedule — typically two to three days per week. They manage the finance team, oversee monthly management accounts, drive the budgeting and forecasting cycle, maintain relationships with auditors and accountants, and ensure the business meets its statutory reporting obligations. They are operationally embedded: attending board meetings, sitting across the finance team daily, and building the financial infrastructure your business relies on.
This is the right hire when your business has outgrown its bookkeeper or accountant but cannot justify a full-time FD salary. A part-time finance director UK businesses typically engage costs between £600 and £1,100 per day according to FD Capital’s 2026 Finance Director Salary Guide, compared to a full-time FD salary of £130,000 to £200,000 including employer National Insurance and benefits. For a business requiring two days per week, that translates to a cost of roughly £60,000 to £110,000 per year — substantial but far below the full-time equivalent.
What does a fractional CFO do?
A fractional CFO operates at a higher strategic altitude. Where a finance director manages the finance function, a CFO shapes the financial strategy of the business — advising on capital structure, fundraising, M&A activity, board-level financial communication, and exit planning. Fractional CFOs typically work one to four days per month rather than per week, and often work across several clients simultaneously.
The fractional CFO model has grown rapidly in the UK because it solves a specific problem: founders and CEOs of growth-stage businesses need access to CFO-level thinking for investor conversations and strategic decisions, but cannot justify a full-time hire. A fractional CFO in the UK typically costs between £1,500 and £7,000 per month, according to data from ScaleWithCFO — significantly less than an equivalent full-time appointment of £150,000 to £250,000 per year.
Part-time finance director vs fractional CFO: key differences
The titles are often used interchangeably in the market, which creates confusion. In practice, the distinction comes down to three dimensions:
Operational depth vs strategic breadth. A part-time finance director runs your finance function. A fractional CFO advises on financial strategy, but does not typically manage the team or produce management accounts. If your finance team has no senior leadership above a financial controller or management accountant, you need a finance director, not a CFO.
Time commitment. Part-time finance directors typically work one to three days per week on an ongoing basis. Fractional CFOs work one to four days per month. If you need weekly financial oversight, a fractional CFO working monthly is not the right solution.
Stage of business. Businesses in the £1m to £10m revenue range typically need a part-time finance director to bring rigour to their financial operations. Businesses preparing for a funding round, acquisition, or exit — where the finance function already has capable operational management — are better served by a fractional CFO with specific transactional experience.
When does a UK business need a part-time finance director?
You are ready for a part-time finance director UK appointment when:
- Your business has grown beyond the capacity of your bookkeeper or external accountant to provide adequate financial oversight.
- You are producing management accounts late, inconsistently, or not at all.
- You lack confidence in the accuracy of your financial data and find yourself making decisions based on instinct rather than numbers.
- You need someone to manage a finance team, implement financial controls, or improve cash flow management.
- You are approaching the audit threshold, preparing for investment, or need to upgrade your financial reporting for stakeholders.
The ICAEW’s guidance on UK GAAP and financial reporting obligations sets out the statutory requirements that grow with your business — a part-time finance director ensures you stay ahead of these as you scale.
When does a UK business need a fractional CFO instead?
A fractional CFO is the right choice when:
- Your business already has a capable financial controller or finance manager who handles day-to-day operations, but lacks a senior strategic voice at board level.
- You are preparing for a Series A or B funding round and need someone who has navigated investor due diligence and term sheet negotiation before.
- You are exploring an acquisition, merger, or management buyout and need experienced M&A financial support.
- You are a founder who speaks regularly to investors and needs a credible CFO presence without the overhead of a full-time hire.
- You need a specific outcome — a financial model for fundraising, a cash flow restructure, a board-level financial narrative — rather than ongoing operational management.
Can you have both?
Yes — and this is increasingly common among growing UK businesses. A part-time finance director manages the finance function and produces reliable management information. A fractional CFO uses that information to advise on strategy, fundraising, and financial positioning. The two roles complement each other: one provides operational discipline, the other provides strategic perspective.
For many businesses, the most cost-effective structure is a part-time finance director working two days per week, supported by a fractional CFO working one day per month for board-level strategic input. This gives you both a functioning finance operation and access to senior strategic counsel — at a total cost well below a single full-time FD or CFO appointment. Explore our part-time finance director service to see how we can help.
Frequently asked questions
Q: Is a Finance Director the same as a CFO?
A: In UK SMEs, the titles are often used interchangeably, but reflect different emphases. A Finance Director focuses on operational management — running the team, managing reporting, and ensuring compliance. A CFO has a broader strategic remit: capital structure, investor relations, and long-term financial strategy. In larger organisations both roles exist separately; in SMEs, one senior hire may cover elements of both.
Q: How much does a part-time finance director cost in the UK?
A: Part-time finance directors typically charge £600 to £1,100 per day. For a two-day-per-week engagement, annual costs range from £60,000 to £110,000 — significantly less than a full-time appointment including employer NI, pension, and benefits.
Q: How quickly can a part-time finance director start?
A: Most can start within one to two weeks. Through Leadership Services, businesses are typically matched and onboarded within one week, without the delay of a permanent recruitment process.
Q: What should I look for when hiring a fractional CFO?
A: Look for specific transactional experience relevant to your situation — if you are raising Series A, find a fractional CFO who has completed similar rounds. Check familiarity with UK investor expectations, experience at your type of board, and a clear approach to working alongside your existing finance team. Book a free consultation to discuss which role fits your business.
