Insights — Executive Recruitment — 4 min read
Permanent vs Interim vs Fractional Finance Director
The right engagement model for a Finance Director follows the nature of the financial problem, not the size of the business or what feels most senior.
In short
Permanent suits an ongoing, full-time financial leadership need where complexity and pace justify daily ownership. Interim suits a defined, time-limited problem — a departure, a funding round, a turnaround. Fractional suits a business needing senior financial judgement and governance without a full week's worth of work to justify it.
Once a business accepts it needs Finance Director-level capability, the next decision is which shape that appointment should take — and it is decided too often by instinct rather than by matching the model to the actual problem. Permanent feels safest, interim feels urgent, fractional feels cheap. None of those instincts is a substitute for diagnosis.
Each model suits a genuinely different situation, and each carries a different cost, a different speed to impact, and a different set of risks if it is used for the wrong problem.
Start with the problem, not the budget
The most common mistake is choosing a model based on what the business thinks it can afford, then working backwards to justify it. A fractional appointment used to paper over a genuinely full-time control gap will leave that gap unaddressed. A permanent hire made because 'we should have someone senior' when the actual need is two days a week wastes money the business could have deployed elsewhere.
| Model | Best suited to | Typical duration | What it does not solve |
|---|---|---|---|
| Permanent | Ongoing full-time financial leadership need, sustained complexity | Indefinite | A short, defined problem that does not need permanent capacity once resolved |
| Interim | A defined gap or event — departure, funding round, system change, turnaround | Weeks to around 12 months | An ongoing need for day-to-day financial leadership beyond the assignment |
| Fractional | Senior direction and governance without full-time workload | Ongoing, part-time | A business that genuinely needs daily, full-time control and management |
Permanent: for sustained complexity
A permanent Finance Director makes sense once the business has enough ongoing complexity — multiple entities, active funding relationships, a growing team to manage, recurring strategic decisions — that the role justifies daily presence indefinitely. Permanence also signals long-term commitment to banks, investors and the wider team, which matters when the role is central to external credibility.
The trade-off is time and cost: a proper permanent search takes months to run well, and the salary, benefits and notice period commitment are the largest of the three models.
Interim: for a defined problem with an end date
Interim Finance Directors are built for situations with a clear start and a clear finish: covering a sudden departure while a permanent search runs, leading a business through a funding round or refinancing, managing a finance system implementation, or stabilising control after a period of poor financial management. They are typically available quickly and experienced at getting productive fast, without the ramp-up time a permanent hire needs to learn the business culturally.
An interim is hired to solve a named problem and leave a stable position behind. If there is no defined end state, it is not really an interim requirement — it is a permanent one being deferred.
- Departure cover while a permanent search runs properly
- Leading or supporting a funding round, refinancing or due diligence process
- Finance system implementation or a change of accounting platform
- Turnaround where cash and control need immediate, experienced hands
- Maternity, long-term leave or other planned absence cover
Fractional: for senior judgement without full-time need
Fractional Finance Director recruitment fits a business that has outgrown a bookkeeper and needs board-level financial thinking — forecasting, cash strategy, banking relationships, commercial finance partnering — but does not yet generate enough volume of work to occupy someone five days a week. It is common in businesses roughly between £1m and £15m turnover, though the right marker is workload and complexity, not revenue alone.
It is worth distinguishing two things that sound similar: recruiting a fractional Finance Director as an employee or contractor who works a set number of days for the business, versus a consultancy providing fractional commercial or finance leadership as an ongoing service. Both can work; the governance, IP and continuity implications differ and should be agreed explicitly at the outset.
What tends to go wrong when the model is mismatched
| Mismatch | Consequence |
|---|---|
| Fractional appointed where daily control is missing | The control gap persists; management accounts stay late and unreliable |
| Permanent hired for a short-term problem | Redundancy cost or an awkward conversation once the problem is resolved |
| Interim used as a permanent substitute indefinitely | No long-term continuity, higher day rate cost over time, weaker institutional knowledge |
| Fractional Finance Director expected to manage a growing team day to day | Team lacks daily leadership; issues surface late because nobody is present enough to see them early |
How the decision usually resolves in practice
- 01Define the actual problem: is it a permanent capacity gap, a defined event, or a governance and judgement gap?
- 02Estimate genuine weekly workload — most businesses overestimate this for a growing role and underestimate it once a funding event is added
- 03Consider urgency: interim can be in place in weeks; a strong permanent search takes months
- 04Consider continuity needs: a business heading toward sale or a major funding round often benefits from committed, ongoing presence rather than a rotating cast
- 05Revisit the decision at agreed intervals rather than assuming today's answer is permanent
Sources
Senior capability without a full-time appointment?
Fractional executive leadership provides ongoing senior expertise on part of a week, where the thinking is needed but a full-time appointment is not yet justified.
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Written by
International Sales & Market Development Director, Evans Sales Consultancy
Published 17 September 2026 — 4 min read