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- Tasks: Stabilise and elevate the finance function in a dynamic B2B SaaS environment.
- Company: Growth-focused, PE-backed international payments software company.
- Benefits: Competitive salary, potential for remote work, and significant international travel.
- Why this job: Lead financial transformation and make a real impact in a fast-paced industry.
- Qualifications: CFO experience in B2B SaaS with strong financial acumen and leadership skills.
- Other info: 6 to 9 month role with excellent opportunities for professional growth.
The predicted salary is between 72000 - 108000 ÂŁ per year.
We are working with a growth, PE-backed international payments software SaaS (B2B) company serving enterprise clients. We seek a hands-on Interim CFO to stabilise, professionalise, and elevate the finance function, with a clear focus on control, cash, credibility, and value creation. The role is likely outside of IR35 and will involve significant international travel; and will last 6 to 9 months on a full-time basis. Ideally starting before the end of January 2026.
Role & Responsibilities
- Establish full financial control and forecasting confidence
- Create a clear, trusted cash runway and scenario plan
- Bring investor-grade reporting discipline and board cadence
- Identify and execute margin and efficiency improvements
- Provide calm, authoritative leadership to the finance team and executive peers
The Desired Candidate
- Prior experience as CFO / Interim CFO in PE- or VC-backed B2B SaaS
- Strong understanding of enterprise software economics (ARR, NRR, CAC/LTV)
- Exposure to payments, fintech, or regulated-adjacent environments desirable
- Demonstrated turnaround or “fix-the-basics fast” experience
- International experience
- Gravitas and a track record of creating order from ambiguity quickly
How to Apply
Please apply through the Russam website portal. The deadline is Friday 16th January 2026.
Interim Turnaround CFO - B2B SaaS in London employer: Russam Gms
Contact Detail:
Russam Gms Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Interim Turnaround CFO - B2B SaaS in London
✨Tip Number 1
Network like a pro! Reach out to your connections in the finance and SaaS sectors. Let them know you're on the lookout for an Interim CFO role. You never know who might have the inside scoop on opportunities!
✨Tip Number 2
Prepare for interviews by brushing up on your knowledge of enterprise software economics. Be ready to discuss ARR, NRR, and CAC/LTV in detail. Show them you’re not just a numbers person but someone who understands the business landscape.
✨Tip Number 3
Practice your leadership pitch! As a potential Interim CFO, you’ll need to demonstrate calm, authoritative leadership. Think about examples from your past where you’ve created order from chaos and be ready to share those stories.
✨Tip Number 4
Don’t forget to apply through our website! It’s the best way to ensure your application gets noticed. Plus, we love seeing candidates who take the initiative to follow the application process closely.
We think you need these skills to ace Interim Turnaround CFO - B2B SaaS in London
Some tips for your application 🫡
Tailor Your CV: Make sure your CV speaks directly to the role of Interim CFO. Highlight your experience in B2B SaaS and any turnaround projects you've led. We want to see how your skills align with the needs of a PE-backed company.
Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to explain why you're the perfect fit for this role. Share specific examples of how you've stabilised finance functions in the past, and don’t forget to mention your international experience.
Showcase Your Financial Acumen: In your application, be sure to demonstrate your understanding of key financial metrics like ARR, NRR, and CAC/LTV. We’re looking for someone who can bring investor-grade reporting discipline, so make that clear!
Apply Through Our Website: Don’t forget to submit your application through the Russam website portal. It’s the easiest way for us to keep track of your application, and we want to make sure you don’t miss out on this opportunity!
How to prepare for a job interview at Russam Gms
✨Know Your Numbers
As an Interim CFO, you’ll need to demonstrate a strong grasp of financial metrics like ARR, NRR, and CAC/LTV. Brush up on these concepts and be ready to discuss how you've used them in past roles to drive value creation.
✨Showcase Your Turnaround Experience
Prepare specific examples of your previous turnaround projects. Highlight the challenges you faced, the strategies you implemented, and the results achieved. This will show your ability to stabilise and elevate finance functions effectively.
✨Understand the Company’s Landscape
Research the company’s position in the B2B SaaS market, especially in payments and fintech. Be prepared to discuss how your experience aligns with their needs and how you can bring credibility and control to their finance function.
✨Demonstrate Leadership Skills
The role requires calm and authoritative leadership. Think of examples where you’ve led teams through uncertainty or change. Be ready to share your approach to fostering collaboration and driving efficiency within finance teams.
