Finance Manager preparing an internal case for the Financial Controller role

Your Financial Controller Just Resigned: How to Make the Case for the Role

October 01, 2026•8 min read

Your Financial Controller has just resigned. You have been in the team for years. You know the numbers, the people and the systems. You have covered their leave and run most of the month end.

You want the job.

This is a moment that can change your career, but only if you handle it well. Many internal candidates assume they will be considered automatically. They wait for someone to ask. By the time they speak up, the CFO has already briefed a recruiter.

This article explains how to make a credible internal case for the Financial Controller role before the business goes to market.

Speak up early

Timing matters more than almost anything else. Once a recruiter is briefed and a job ad is written, the process has its own momentum. It is much harder to change the outcome from inside it.

Within a few days of the resignation, ask for a conversation with the CFO or whoever will make the decision. Keep it simple and direct.

“I would like to be considered for the Financial Controller role. I know the business, the team and the processes well, and I believe I can step into it. I would value the chance to talk about what you would need from me.”

That conversation does three things. It puts your name on the table. It shows confidence. And it gives you a chance to learn what the decision maker is thinking.

Understand what the business needs

Before you make your case, think carefully about what the business needs from the next Financial Controller. It may not be the same as what the last one did.

Is the business growing, restructuring, preparing for a sale, implementing a new system or dealing with audit issues? Does the CFO want someone more commercial, more technical or stronger on leadership? Is the team stable or struggling?

Ask the CFO directly. “What are the biggest priorities for this role over the next two years?” The answer tells you what your case needs to address.

Know your strengths and gaps

Be honest about where you stand. Internal candidates usually have clear advantages.

  • Deep knowledge of the business, systems and processes

  • Existing relationships with the team and stakeholders

  • No learning curve, which means less risk during the transition

  • A known track record

They also often have gaps.

  • Limited experience presenting to the executive team or board

  • Less leadership experience than the departing Financial Controller

  • Being seen as a doer rather than a leader

  • No external perspective on how things could be done differently

Your case needs to lean into the strengths and address the gaps directly.

Put your case in writing

A short written proposal can be very powerful. It shows you are serious and gives the CFO something to consider and share.

Keep it to one or two pages. Include:

  • Why you want the role

  • What you have already delivered in the business, with specific results

  • Your view of the priorities for the role

  • What you would do in your first 90 days

  • How you would address any gaps, such as board exposure or leadership development

  • How your current role would be backfilled

That last point is often overlooked. If you step up, someone has to do your job. Showing that you have thought about it removes a practical barrier.

Address the leadership question

The most common doubt about internal candidates is leadership, especially if you will be managing former peers.

Show evidence that you already lead. Have you trained people, run the close, handled team issues or covered the Financial Controller’s leave? Include it.

Then show you have thought about the change. How will you set expectations with the team? How will you handle a colleague who also wanted the role? A thoughtful answer reassures the CFO that you understand what leading your former peers really involves.

For more on showing leadership, see leading a small finance team.

Show you can think beyond today

A CFO may worry that an internal candidate will simply keep things as they are. Show that you have ideas.

What would you improve? Where are the risks? What does the team need? What would make finance more useful to the business? Two or three clear, practical ideas show that you can lead change, not just maintain the status quo.

Be careful not to criticise the departing Financial Controller. Frame your ideas as next steps, not corrections.

Ask for an acting appointment

If the CFO is not ready to appoint you permanently, suggest acting in the role while they decide. It gives them a low-risk way to test you and gives you the chance to prove yourself.

If you get the acting role, treat it as the job. My article on acting Financial Controller roles explains how to use that time well.

Talk to the departing Financial Controller

If your relationship allows it, speak to the person who is leaving. They know the role better than anyone, and their view may carry weight with the CFO.

Ask what they think the business needs next and whether they would support your application. Ask what parts of the role you have not seen. Some Financial Controllers will happily recommend their successor. Even if they do not, you will learn useful things about the parts of the job that are not visible from where you sit.

Think about the backfill

One practical barrier to internal promotion is the gap it leaves. If you move up, who does your current job? A CFO facing two recruitments instead of one may prefer to hire externally for the Financial Controller role and keep you where you are.

Make this easier. Identify who in the team could step into parts of your role, what could be restructured and what could be handled temporarily. If you have developed someone who is ready, say so. It turns a problem into evidence of your leadership.

Use your network carefully

You may want to let other senior leaders know you are interested in the role. That can help, especially if they are asked for input. But be careful not to lobby in a way that puts pressure on the CFO or undermines the process.

A light touch works best. If a General Manager you work with closely asks what you think will happen, it is fine to say you have put your hand up and would value their support. Leave it there.

What if you are not ready?

Sometimes the honest answer is that the role has come a little too early. You may lack audit ownership, leadership experience or executive exposure.

You can still express interest while being realistic. “I know I would need support in presenting to the board, but I am confident in the rest of the role, and I would like to be considered” is an honest, mature position. Even if you are not appointed this time, the CFO now knows your ambition, which often leads to development opportunities and a stronger case next time.

If they run an external process

Even with a strong internal case, many businesses will test the market. That is common and not necessarily a bad sign.

If this happens, ask to be included in the process and prepare as thoroughly as any external candidate. Update your resume properly. Prepare examples. Research the market. The panel knows you, but they will compare you directly with people who have done the full role elsewhere.

Your resume should show your full scope, not just your title. If you have been doing much of the Financial Controller’s work, make it visible. See Assistant Financial Controller to Financial Controller for how.

Preparing for the internal interview

Internal interviews can feel strange. The panel knows you, and you may be tempted to be less formal. Do not.

Answer every question as if the panel does not know your work. Give full examples with results. Explain your thinking. Show how you would handle the parts of the role you have not done yet.

Expect questions such as:

  • How will your relationship with the team change?

  • What would you do differently from the previous Financial Controller?

  • How would you handle presenting to the board?

  • What would you need from the CFO in the first six months?

If you are not appointed

If the business appoints someone else, ask for specific feedback. What would have made the difference? Is there a path for you in the future?

Then think carefully about your next move. If the feedback is constructive and there is a clear path, staying and building evidence may make sense. If you feel the business will always see you in your current role, it may be time to look externally. Your knowledge of the Financial Controller role, and the fact that you were considered, will help.

Whatever you decide, support the new appointee professionally. Your reputation in how you handle disappointment will follow you.

Common mistakes

  • Waiting to be asked rather than speaking up

  • Assuming knowledge of the business is enough

  • Ignoring the leadership question

  • Criticising the departing Financial Controller

  • Under-preparing for the interview because the panel knows you

  • Reacting badly if someone else is appointed

Your next step

If this is happening now, book the conversation with your CFO this week. Before you go in, write down your top five results in the business, your view of the role’s priorities and your plan for the first 90 days.

If you want help building your case and your resume for the role, my Gold package covers your resume, cover letter, LinkedIn and positioning strategy.

If you want an outside view on how to approach the conversation, book a complimentary Clarity Session.

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Belinda Paris

Belinda Paris

Founder

Belinda Paris spent 20 years deciding who got shortlisted. For the last 10 years, she has been on the other side, helping CFOs, finance leaders and board directors position themselves for better roles, promotions and pay. More than 5,000 resumes written.

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