https://jobs.co.uk/job/management-accountant-b2b-saas-startup-london-hybrid-harmonic-group-ltd--36c55f9d-9b1a-48ce-a0a3-7e37df0b34dd RSS feed for Management Accountant B2B SaaS Startup London, Hybrid at Harmonic Group Ltd. en-gb Wed, 10 Jun 2026 14:48:19 GMT https://jobs.co.uk/job/management-accountant-b2b-saas-startup-london-hybrid-harmonic-group-ltd--36c55f9d-9b1a-48ce-a0a3-7e37df0b34dd https://jobs.co.uk/job/management-accountant-b2b-saas-startup-london-hybrid-harmonic-group-ltd--36c55f9d-9b1a-48ce-a0a3-7e37df0b34dd Mon, 01 Jun 2026 11:51:37 GMT Location: London | Salary: 50000.00-50000.00 Annual | Type: Permanent | Management Accountant B2B SaaS Startup London, HybridThe ClientHarmonic is delighted to be exclusively partnering with a B2B SaaS start-up that has grown their top tier customer base 8x in the last year, with a clear target to double it again by the end of next year. Having closed multiple funding rounds in quick succession, the business is well-capitalised and growing fast, with further investment expected on the horizon.The finance function is intentionally lean: this hire will work directly with the senior finance leader and take on meaningful ownership from day one, with a clear path to accelerating their career in a short period of time.The RoleReporting directly into the VP Finance (who is a strong mentor and committed to investing in this person''s development), the Management Accountant will own core accounting and billing operations across a three-entity structure spanning the UK and multiple US states.Day-to-day, this means preparing consolidated management accounts, overseeing outsourced bookkeeping (UK and US), managing complex usage-based billing reconciliation, and owning AP/AR and compliance processes. The business operates in an AI-first way and welcomes new thinkin... Permanent