Harmonic Finance™ | Certified B Corp

Join a luxury consumer brand in London as an Assistant Management Accountant. This role offers hands-on month-end reporting, AP/AR management, and cash flow tracking, working directly with the Head of Finance. Ideal for part-qualified (AAT/CIMA/ACCA) professionals with 3+ years’ finance experienc...

FP&A Manager needed for a 6-month contract with a global music technology business in London. This role drives financial performance through forecasting, business partnering, and strategic planning. Ideal for a strong analyst with commercial experience and senior stakeholder skills. Offers a day ...

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...

Interim Group FP&A Consultant role in London with a globally recognised consumer brand. Lead a full redesign of the group’s financial reporting suite during a major finance transformation. Ideal for a qualified accountant (ACA/ACCA/CIMA) with exceptional Excel modelling skills and a strong commer...

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...

Interim Financial Modeller sought for a hands-on role leading FP&A reporting redesign in London. This finance transformation requires a qualified accountant with exceptional Excel skills to build scalable models from scratch. You will own the rebuild of P&L, cash flow, and variance analysis suite...

Harmonic is seeking an Interim Finance Assistant for a fast-growing international TV & production business in West London. This role offers a unique opportunity to support a dynamic finance function during an exciting period of expansion. Key responsibilities include bank reconciliations, account...

Interim Finance Transformation Manager sought for a global consumer brand in London. Lead the D365 ERP implementation, focusing on group consolidation, reporting, and data migration. Ideal for an accounting professional with hands-on D365 and Power BI expertise. Drive scalable reporting solutions...