Job Specifications
Interim Financial Controller - ASAP Start (Two weeks notice maximum)
PE-backed B2B SaaS business
Remote (UK-based)
Mat Cover - 12 months FTC - c.100k
A private equity-backed B2B SaaS business operating in a regulated, mission-critical sector is looking to appoint a Financial Controller to strengthen financial control, governance, and reporting as the business continues to scale.
This is a senior, hands-on role suited to a technically strong finance leader who is comfortable owning the detail while also improving processes and building for scale.
The role
The Financial Controller will be responsible for running a robust, scalable finance function, ensuring high-quality reporting, strong controls, and investor-grade outputs. The role spans group reporting, audit, systems, and M&A integration, working closely with senior leadership and external stakeholders.
Key responsibilities include:
Owning the monthly, quarterly, and annual close process, ensuring accuracy, consistency, and timeliness
Preparing and reviewing management accounts, balance sheet reconciliations, and variance analysis
Leading statutory reporting and audit across the group, acting as the primary point of contact for external auditors
Ensuring compliance with UK GAAP and IFRS, including oversight of any international entities
Supporting private equity reporting requirements, including board and investor packs and ad hoc data requests
Maintaining strong financial governance, controls, and documentation aligned to PE and board expectations
Owning and improving core finance systems, data integrity, and reporting processes
Driving automation and process improvements to support scale and efficiency
Managing and developing the accounting team and coordinating with external advisors (audit, tax, payroll, company secretarial)
Leading finance workstreams on acquisitions, including financial assessment, risk identification, and post-acquisition integration of systems, controls, and reporting
Supporting financial due diligence activity as required
Required experience
Qualified accountant (ACA, ACCA, CIMA, or equivalent)
Significant experience in a Financial Controller or senior finance role
Strong technical accounting background (UK GAAP and IFRS)
Experience operating in PE-backed environments
Proven track record in SaaS or recurring revenue, multi-entity businesses
Hands-on experience running financial control, statutory reporting, and audit processes
Comfortable working in a high-growth, change-oriented environment
Desirable experience
HealthTech or similarly regulated B2B SaaS sectors
Experience implementing or scaling finance systems
Exposure to M&A integration in a PE-backed setting
This role will suit someone who combines technical rigour with a practical, delivery-focused mindset, and who enjoys improving how finance functions operate as businesses scale.
About the Company
We're a leading recruiter with a team of over 250 consultants working in London, Guildford, Milton Keynes, St Albans, Birmingham, New York, Philadelphia, and San Diego.
Our specialist teams hire outstanding people for permanent, temporary, and interim roles with some of the finest employers around, from up-and-coming SMEs to global blue chips.
Like the people we work with, we're growing all the time. We now cover over 20 recruitment specialisms and counting:
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