Interim Finance Transformation Lead | International Consumer Brand in London

Harmonic are delighted to be partnering exclusively with a globally recognised, internationally expanding consumer brand on the search for an Interim Group Finance ERP Implementation Lead to support a critical D365 implementation programme. This is a fantastic opportunity to join a high‐growth business at a pivotal moment in its finance transformation journey. The organisation has built an exceptional global reputation within the consumer space and is now investing significantly in its D365 rollout and wider reporting infrastructure to support the next phase of its growth.

This role will suit someone who combines strong finance and data expertise with hands‐on D365 delivery experience, and who is equally comfortable leading cross‐functional workstreams as they are getting into the detail of reporting design, data migration and governance.

The Role

Reporting into senior FP&A leadership, this role will take ownership of the consolidation and reporting workstream as part of the D365 implementation. You will act as the primary finance voice on management reporting design, working closely with Financial Control, FP&A and the wider data and technology teams to ensure the new platform delivers meaningful improvements in insight, efficiency and control.

Key Responsibilities

• Lead the finance workstream for group consolidation and management reporting within the D365 implementation, ensuring outputs support reporting, planning and analysis requirements.
• Oversee data migration activity into D365, proactively managing risks and maintaining high levels of data quality and consistency across workstreams.
• Assess reporting and analytics requirements to determine the optimal delivery method across D365, Power BI and Microsoft Fabric, ensuring scalable and globally aligned solutions.
• Act as a key bridge between group finance, the D365 project team and data functions, translating business requirements into practical system and reporting solutions.
• Lead UAT across the consolidation and reporting workstreams, driving reconciliation activity between legacy and new environments ahead of go‐live.
• Produce clear process documentation and reporting logic to underpin knowledge transfer and control.

Essential Requirements

• Qualified accountant (CIMA, ACA, ACCA or equivalent).
• Proven hands‐on experience with Microsoft Dynamics 365 Finance across consolidation, reporting and data migration workstreams.
• Strong working knowledge of group consolidation, intercompany accounting and management reporting processes.
• Experience delivering ERP implementation projects within complex, multi‐entity or international finance environments.
• Strong Power BI capability with experience designing scalable reporting solutions.
• Ability to engage and influence senior stakeholders across finance, technology and data functions and manage delivery across internal and third‐party teams.

Advantageous Experience

• Experience with Microsoft Fabric.
• Scrum Master qualification or experience working in Agile delivery environments.
• Background in a consumer, product‐led or premium retail business.

Contract Details

• Contract Length: 6 to 12 months.
• Location: London.
• Start Date: ASAP.

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.