Interim Senior Financial Accountant | High-Growth Luxury Retail Brand | London/Hybrid

Harmonic are delighted to be partnering exclusively with a globally recognised consumer brand in their search for an Interim Senior Financial Accountant on a 6 month contract, with high likelihood to extend.

Renowned for its creativity and innovation, the organisation has built a loyal following worldwide and continues to scale rapidly across multiple regions. Backed by world-class investors and operating across wholesale, retail and e-commerce channels, the business is on an incredibly impressive growth trajectory. The business has doubled headcount in the last few years and is continuing on a rapidly scaling journey. This opportunity will suit someone who thrives in a fast-paced, evolving environment.

The Role

Reporting directly to the Finance Manager, this is a key technical role within the finance team, responsible for ensuring the accuracy and integrity of financial reporting across multiple business models. You will lead month-end processes, manage complex accounting areas, and support the implementation of new systems and controls. The role offers a blend of hands-on technical work and strategic input, partnering closely with teams across operations, FP&A, and global tax.

Key Responsibilities

• Lead the month-end close process, including journals, accruals, and reconciliations to deliver timely and accurate reporting.
• Act as the technical accounting expert, ensuring compliance with UK GAAP and company policies.
• Oversee inventory accounting, ensuring correct valuation, reconciliation, and reporting across wholesale and e-commerce.
• Monitor daily cash flow and maintain strong relationships with banking partners.
• Prepare monthly and year-end financial reporting, supporting external audits with schedules and working papers.
• Ensure compliance with tax and regulatory requirements, including VAT returns.
• Drive process improvements, automation, and internal controls across the finance function.
• Support ERP implementation and integration with financial reporting workflows.
• Collaborate with FP&A and operational teams to deliver insights and improve reporting accuracy.
• Ad-hoc tasks to support the Financial Controller

What We Need To See (Essential):

• Fully qualified accountant (ACA, CA, ACCA, or CIMA)
• Strong technical accounting knowledge and experience in wholesale, e-commerce, or similar sectors.
• Proven ability to improve processes and implement best practices.
• Excellent communication skills and ability to build relationships across teams.
• Advanced Excel skills and confidence working with large datasets.
• Adaptable, proactive, and comfortable in a fast-changing environment.

Location: London/Hybrid

Start Date: ASAP

Day Rate: £400-450 (Inside IR35)

Location: London/Hybrid (3 days in the office)

If you are interested - to be considered for the role please forward your CV

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.

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.