Our client is a well‑established Groundworks contractor supporting leading housing developers across Wiltshire. Delivering high‑quality groundwork services-including excavation, drainage, foundations, paving and more-they are now looking to expand their commercial team. They are seeking an Assistant Quantity Surveyor/Quantity Surveyor to support the financial management of projects and help ensure successful, profitable delivery. In this role, you'll work closely with Project Managers and site teams, contributing to cost control, commercial reporting, and contract administration. Key Responsibilities Carry out measurements and assist in preparing Bills of Quantities. Analyse project costs and produce regular financial reports for project teams. Identify opportunities for cost efficiencies and support the development of value‑engineering solutions. Prepare schedules of work and other commercial documentation. Monitor project costs and progress throughout the full lifecycle. Manage subcontractor accounts, ensuring timely payments and accurate documentation. Assist with negotiating contracts and agreements with suppliers and subcontractors. Attend client and project meetings as required. Maintain accurate and timely commercial records and paperwork.About You A relevant qualification in Construction, Civil Engineering, or similar (or working towards it). Experience in Groundworks or Civil Engineering (advantageous but not essential). Strong communication and interpersonal skills. Proactive and well organised Excellent numerical and analytical ability. Full UK driving licence.Benefits Car or car allowance, hybrid working and ongoing professional development support, etc