Head of Finance | B2B SaaS Start-up | Fully Remote

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Head of Finance | B2B SaaS Start-up | Fully Remote (UK)

Harmonic are delighted to be working with a Software-as-a-Service (SaaS) businesses in their search for an experienced Financial Controller to join the team.

Operating in the B2B SaaS space, their cutting-edge platform supports a range of businesses including fast growing startups to global brands, helping them to streamline and enhance key operations and deliver measurable impact across teams and workflows. They have attracted major Venture Capital investors with a track record of backing some of the most disruptive and successful tech success stories of the last decade.

The business is led by a highly ambitious and bright senior leadership team that promotes empowerment, ownership and accountability. Subsequently, you’ll be trusted to work autonomously as a remote employee. They are building a team of smart, passionate, and ambitious people that are excited by the opportunity for growth both personally and professionally as they aim to build the next SaaS success story.

The Role:

In this role, you'll collaborate closely with a part-time CFO to shape the financial backbone of the business. From tightening internal controls to delivering meaningful insights through data-driven reporting, you'll help ensure the company stays compliant, scales responsibly, and builds lasting value.

Responsibilities:

• Take full ownership of our financial records and ensure their accuracy
• Oversee a lean finance operations team across billing, payments, credit control, inventory, and cash flow
• Coordinate with external partners (accountants, auditors, tax advisors) to meet statutory requirements in the UK and US
• Contribute to strategic projects and financial planning activities
• Lead month-end close and prepare internal and external reports with the part-time CFO
• Deliver regular financial analysis for sales updates and business reviews
• Manage payroll in collaboration with the part-time CFO
• Oversee our financial systems (e.g. Xero, Spendesk)
• Stay on top of regulatory obligations and ensure ongoing compliance
• Guide and support the Accounts Assistant

Requirements:

• Practice trained qualified accountant (ACA/ACCA) with 2+ year post-practice experience
• Experience in a SaaS/Tech business preferred
• Proven experience in a senior finance role
• Clear communicator and able to build relationships across all levels

Main benefits include (not limited to):

• Fully remote + flexible working hours
• Discretionary bonus
• Enhanced pension scheme
• Remote-working allowance
• Healthcare and well-being initiatives

Location: Fully remote (UK)

At Harmonic, we are dedicated to fostering an inclusive and equitable workplace. We actively welcome applications from individuals of all backgrounds and assure you that every candidate will be thoughtfully considered for the roles we represent, without regard to race, religion, gender expression, disability, or sexual orientation.

• Seniority level
  
  Mid-Senior level

• Employment type
  
  Full-time

• Job function
  
  Accounting/Auditing and Finance
• Industries Software Development, IT System Custom Software Development, and Technology, Information and Media

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