Senior Quantity Surveyor 20m Residential New Build | Main Contractor | Mill Hill About the Project A 20m Newbuild Residential Apartments. Design & Build contract with the Main Contractor holding full commercial responsibility. 18-month programme from mobilisation to practical completion with phased handover to client. The Role You will be the commercial lead on-site, accountable for: * Cost control, commercial management, and financial reporting throughout contract * Managing cost plan, tracking variations and claims, controlling subcontractor payments * Interfacing with client's quantity surveyor on financial and contractual matters * Monthly cost reporting, final account forecasting, and change control processes * Managing relationships with client QS and design team * Protecting the Main Contractor's margin through hands-on site attendance and financial discipline Essential Requirements * 7+ years as Quantity Surveyor in Main Contractor environment * 3+ years at Senior QS level on projects of £15M+ * Strong commercial acumen in cost planning, cost control, variations, and final accounts * Experience with contract administration under standard forms (JCT, NEC) * Proficiency in cost management software * Proven experience managing subcontractor payments and claims * Strong numeracy, attention to detail, ability to manage multiple cost streams Desirab...