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Harmonic Finance™ | Certified B Corp

Interim CFO | B2B SaaS Scale-Up | London

Active
On-site
UK (London)
2026-11-09
Job Summary

An interim CFO opportunity at a B2B SaaS scale-up in London, leading finance through a growth phase and supporting strategic planning, fundraising, and investor communications.

Job Details

This interim CFO position sits within a B2B SaaS scale-up based in London. The successful candidate will take ownership of financial planning and analysis, cashflow management, forecasting, and KPI development, while driving meaningful improvements to finance processes and controls. Working closely with the executive team, the CFO will provide guidance on pricing strategy, SaaS metrics including MRR, churn, and LTV:CAC ratios, and will manage ongoing investor communications. Oversight of accounting, tax, and payroll functions may also fall within scope depending on the structure of the existing team.

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Job Responsibilities
Job Requirments
About the Company

Harmonic Finance™ | Certified B Corp

Interim CFO | B2B SaaS Scale-Up | London

$

150

-

$

300

*

10

-

20

hrs/week

*

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