Demand Supply Planner

About STYRKR

We are a sports nutrition company committed to developing high\-performance products for athletes and fitness enthusiasts. Our Operations team sits at the heart of the business, managing a dual\-manufacturing model that combines in\-house powder production with a portfolio of externally manufactured products. We pride ourselves on quality, efficiency, and the ability to scale with the demands of a fast\-growing brand.

About the Role

We are seeking a detail\-oriented and analytical Demand Supply Planner to manage and optimise inventory across our fast\-paced FMCG environment within the endurance sports nutrition sector. This role is responsible for end\-to\-end inventory control covering supplier management, raw materials and finished goods stock control, and Sales\-to\-Operations (S\&OP) inventory flow alignment.

The successful candidate will ensure high service levels, optimal stock holding, strong supplier performance, and efficient inventory movement from procurement through to fulfilment.

Key Responsibilities

1\. Supplier \& Procurement Inventory Management

• Monitor and manage supplier performance including lead times, order accuracy, fill rates, and compliance with service level agreements (SLAs).


• Maintain accurate raw material and packaging inventory levels to support production schedules.


• Coordinate purchase orders based on demand forecasts and production plans.


• Track inbound shipments and resolve supply disruptions or delays proactively.


• Conduct supplier performance reviews and support cost optimisation initiatives.


• Ensure proper documentation, batch traceability, and quality compliance for all incoming goods.

2\. Raw Materials \& Components Inventory Control

• Maintain optimal stock levels of raw ingredients, packaging materials, and components.


• Set and manage safety stock, reorder points, and minimum order quantities.


• Perform regular stock reconciliations and cycle counts to ensure system accuracy.


• Minimize waste, expiry risks, and obsolescence — particularly for perishable or regulated nutritional ingredients.


• Support new product launches by coordinating inventory readiness with procurement and production teams.


• Analyze usage trends and forecast consumption to prevent stock\-outs or overstocking.

3\. Finished Goods Inventory Management

• Oversee finished goods inventory across warehouse(s) and distribution channels.


• Ensure accurate inventory records across ERP/WMS systems.


• Monitor sell\-through rates and adjust replenishment strategies accordingly.


• Manage batch control and expiry tracking in line with FMCG best practices.


• Optimize inventory turnover and reduce slow\-moving or obsolete stock.


• Collaborate with logistics partners to maintain accurate dispatch and inventory records.

4\. Sales\-to\-Operations Flow (S\&OP Alignment)

• Align inventory planning with sales forecasts and promotional activities.


• Participate in S\&OP meetings to ensure production plans match demand projections.


• Identify risks related to demand spikes, seasonality (e.g., race seasons), and product launches.


• Provide inventory reporting and insights to Sales, Marketing, and Finance teams.


• Ensure smooth order fulfillment while maintaining optimal stock holding levels.


• Support demand planning with accurate historical inventory and consumption data.

Reporting \& Analysis

• Produce weekly and monthly inventory performance reports (stock levels, stock turns, fill rate, ageing stock).


• Analyse variances between forecast, production output, and actual sales.


• Track KPIs including inventory accuracy, stock days on hand, and supplier OTIF (On Time In Full).


• Identify continuous improvement opportunities in supply chain processes.

Key Skills \& Competencies

• Strong analytical and numerical skills.


• Advanced Excel and ERP/WMS proficiency.


• Experience in FMCG inventory control (sports nutrition, supplements, or food industry preferred).


• Knowledge of batch tracking, expiry management, and regulated product handling.


• Excellent supplier communication and negotiation skills.


• Strong cross\-functional collaboration abilities.


• High attention to detail and strong problem\-solving mindset.


• Experience in demand planning and S\&OP environments.


• Understanding of GMP, food safety, or nutritional compliance standards is advantageous.

Qualifications \& Experience

• Bachelor’s degree in Supply Chain, Logistics, Operations, or related field.


• 3–5\+ years of experience in inventory control within FMCG or food/nutritional manufacturing.

What Success Looks Like

• Zero production downtime due to material shortages.


• High inventory accuracy (≥98%).


• Improved stock turnover and reduced expired/obsolete stock.


• Strong supplier performance and minimal stock\-outs.


• Seamless alignment between sales forecasts and operational execution.

This role is ideal for a supply chain professional who thrives in a dynamic FMCG environment and understands the complexities of managing inventory in performance\-driven sports nutrition markets.

Pay: £35,000\.00\-£40,000\.00 per year

Benefits:

• Casual dress


• Company events


• Company pension


• Free parking


• On\-site parking


• Store discount

Work Location: In person

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