Interim Treasury Manager | Fast-Growth Retail & Ecommerce Brand | London/Hybrid Harmonic are delighted to be working with an exciting, high-growth consumer business within the FMCG, ecommerce and retail space, in their search for an experienced Interim Treasury Manager to join for an initial 6-month contract (outside IR35). The business has seen rapid expansion in recent years and is continuing to scale both in the UK and internationally. This role will suit someone with a background in ecommerce, FMCG or retail, who thrives in a fast-paced, entrepreneurial environment and enjoys building structure and implementing processes from the ground up. The Role Reporting directly into the Finance Director, this is a key role responsible for driving efficiency, control, and visibility across cash, liquidity, and treasury operations. You'll take ownership of treasury processes, ensuring the business is well-positioned to manage growth, financing, and risk effectively. You'll also play a pivotal role in developing the treasury framework - shaping how the business monitors cash flow, manages risk exposure, and builds robust processes to support scalability. Key Responsibilities Oversee daily cash positioning, forecasting, and liquidity management to ensure optimal working capital levels. Lead the development of cash flow forecasting models and provide insightful reporting for leadership and board review. Manage and optimise banking structures, facilities, and relationships to support growth and improve financing flexibility. Implement strong treasury policies, controls, and operational procedures to enhance governance and mitigate risk. Support financing activities - including arranging facilities, managing covenants, and evaluating funding options. Monitor and manage financial risks (FX, interest rate, credit), introducing hedging strategies where relevant. Collaborate with finance and commercial teams to ensure accurate reporting and compliance with accounting standards. Continuously review and streamline treasury operations, identifying opportunities to improve efficiency and visibility. What We Need to See (Essential) Prior experience in a Treasury or Finance leadership role, ideally within FMCG, Retail, or another fast-paced industry. Demonstrated success in building or enhancing treasury processes and controls. Strong analytical and problem-solving skills with a proactive approach. Excellent stakeholder management skills with confidence dealing with senior leadership and external partners. Day Rate: £400-600 per day (Outside IR35) Length of Contract: 6 Months Start Date: ASAP Location: London/Hybrid (1-2 days in the office), but they're open to flexibility for the right candidate. If this role sounds like a strong fit, please apply online. Please share this opportunity with anyone in your network who may be interested. 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.