Harmonic Finance™ | Certified B Corp - Hybrid work

Interim CFO opportunity with a high-growth FinTech start-up in London. This contract role offers a clear path to a permanent position post-funding. We seek an ACA/ACCA/CIMA qualified leader with FCA licensing, fundraising, and strategic planning experience. Ideal for a hands-on finance executive ...

Join a fast-growing B2B SaaS startup in London as a Management Accountant. This hybrid role offers direct mentorship from the VP Finance and ownership of monthly accounts, billing, and multi-entity compliance (UK/US). Ideal for a newly qualified ACA/ACCA/CIMA accountant with 0-2 years’ experience...

Harmonic is seeking a Fractional Financial Controller for a high-growth, PE-backed SaaS business in London. This part-time role (3 days/week) requires a fully qualified accountant (ACA/ACCA/CIMA) with experience in SaaS, management reporting, and cashflow forecasting. You will lead budgeting, ana...

Global Financial Controller role at a global retail icon in London, offering up to £110k plus bonus. Lead a 15+ person team, overseeing end-to-end financial control, inventory accounting, and process improvement. Ideal for a qualified accountant (ACA/ACCA/CIMA) with international, multi-entity ex...

Interim Energy Trading Analytics Lead needed in London for a 3-month engagement. This hands-on role bridges Trading, Finance, and Data Analytics to redesign carbon WAP methodology. You will reconcile MTM accounting, improve balance sheet transparency, and implement solutions in Databricks using P...

Director of Finance & Operations sought for a pre-Series B mission-led B2B SaaS in London (hybrid). This strategic SLT role owns UK/US finance and operations, focusing on FP&A, commercial partnering, and leading the Series B raise. Ideal candidates have high-growth B2B SaaS experience, deep ARR/N...

Head of FP&A role at a fast-growing London-based consumer brand. Partner with the CFO and leadership to drive commercial strategy, forecasting, and profitability. Ideal for a qualified (ACA/ACCA/CIMA) leader with FMCG experience, strong modelling skills, and Power BI exposure. Includes bonus and ...

Join a rapidly growing global fashion brand as a Finance Assistant in Birmingham. This role offers study support and requires strong Excel skills, purchase ledger experience, and attention to detail. You will manage supplier invoices, VAT returns, and month-end processes in a fast-paced, entrepre...

Financial Controller sought by a fast-growing global fashion brand in Manchester (hybrid). Lead the UK finance function, managing a team and overseeing month-end close, reporting, and internal controls. Ideal for a fully qualified accountant (ACA/ACCA/CIMA) with strong UK compliance knowledge. En...

Harmonic is seeking a Senior Finance Data Analyst for a PE-backed international marketing group. This hybrid role, based in Central London, requires a qualified accountant (CIMA/ACCA) with strong Power BI, DAX, and Power Query skills. You will build commercial dashboards, support financial report...

Finance & Operations Manager sought for a Series A AI B2B SaaS startup in London/Hybrid. This role requires a qualified accountant (ACA/ACCA/CIMA) with hands-on experience in scaling startups. You will own month-end close, cash flow, board reporting, and US subsidiary setup. Ideal for a self-star...

Harmonic is seeking a Senior Finance Analyst for a 13–14 month maternity cover at a world-renowned design studio in London. This role partners with creative and commercial teams, driving FP&A, project profitability, and budgeting. Ideal for a part-qualified accountant (CIMA/ACCA) with 3+ years in...