Cobalt is working with a well-established residential housebuilder to appoint a Buyer to support live sites and head office operations, managing materials procurement from tender through to final delivery. The organisation This business is a recognised name in residential development, known for delivering high-quality housing schemes and maintaining strong relationships across its supply chain. The culture is collaborative, professional and detail-focused, with close alignment between commercial, technical and site teams. The role Reporting into senior commercial leadership, the Buyer will play a key role in the procurement and cost control of materials across multiple housing sites. Key responsibilities include: Preparing and issuing material schedules to suppliers for tender.Analysing supplier returns and recommending preferred options to management.Preparing and monitoring budget cost documents through to completion.Sourcing local suppliers and negotiating competitive commercial terms.Liaising with site teams to manage shortages, delivery issues and material losses.Attending site meetings and working closely with head office functions.Ensuring national supply agreements are utilised where appropriate.Checking invoices against delivery tickets and purchase orders.Using COINS for order placement and supplier payments.Maintaining accurate records for plant, equipment and health and safety materials.Assisting with subcontractor procurement and surveying support when required.