Our tier 1 Water sector contractor is seeking a Senior Quantity Surveyor based in Otterbourne (Winchester) on a permanent basis with hybrid working. CMDP, a Joint Venture between Costain and MWHT, have been selected by Southern Water to deliver essential infrastructure solutions for its next AMP8 investment programme. The award is for an initial seven-year term worth at least £500m to Costain, with an option to extend by up to five years. The strategic delivery partner framework will deliver upgrades to water and wastewater assets, including treatment sites, pumping stations and reservoirs, during Asset Management Period 8 (AMP8) and beyond. Southern Water expects that its AMP8 programme, which runs from 2025 to 2030, will be the largest it has ever undertaken. The role of Senior Quantity Surveyor is to manage all assigned commercial activities within the project environment. The Senior Quantity Surveyor will be involved with all aspects of the project lifecycle, seeking to minimise the costs of a project and enhance value for money whilst achieving the required standards and quality in accordance with contract and Customer's and/or Contract Leader expectations. This role may work independently, managing a small commercial team or under the direction of and report to a more senior commercial designation. Responsibilities Undertaking the efficient and effective management and issuing of accurate, timely and compliant noti...