WE ARE HIRING - A Project Quantity Surveyor for a large mixed-use residential project in West London. Location: West London (on-site, full-time)Contract Type: PermanentStart Date: ImmediateClient: Small ConsultancyProject: Mixed-use residential development (between £600-950m), currently 14-20 months behind schedule About the Role: We are seeking an experienced Project Quantity Surveyor to join a small but highly respected consultancy, working full-time on-site for a major mixed-use residential project in West London. The development is complex and currently behind schedule, requiring a proactive and collaborative QS to help regain control and drive commercial success. This role is pivotal in managing provisional sums, securing variations, and ensuring the contractor operates strictly under instruction. You will act as the key commercial interface between the consultancy and the contractor, safeguarding client interests while maintaining strong working relationships. Key Responsibilities Commercial Management Review and manage provisional sums, variations, and change control processes.Ensure all contractor activities are properly instructed and documented.Monitor and validate cost plans, budgets, and forecasts against project progress. Contract Administration Administer the contract in line with agreed terms and conditions.Prepare and issue formal instructions, notices, and contractual correspondence.Support dispute resolution and claims management where necessary. Cost