The Client A well-established company and respected provider of Track, Civil Engineering, Construction, and maintenance services to the railway industry. They cover multiple disciplines including Capital works and infrastructure, Support services, Infrastructure maintenance, Welding, Power systems and MandE. The Role This client is seeking a proactive and experienced Quantity Surveyor to join our team on key rail infrastructure projects across London. The successful candidate will be responsible for managing costs, contracts, and commercial performance on complex rail projects, ensuring value for money while maintaining compliance with industry and safety standards. Manage all commercial aspects of rail projects, from inception through to completion. Prepare accurate cost estimates, budgets, and forecasts. Monitor project costs and progress against agreed budgets. Evaluate and process subcontractor applications and payments. Prepare and negotiate interim valuations, final accounts, and variations. Support contract administration, including NEC3/4 and other relevant forms. Provide timely and accurate commercial reports to project and senior management. Identify and manage commercial risks and opportunities. Liaise with project teams, clients, and supply chain partners to ensure successful project delivery. Ensure compliance with rail industry standards, safety procedures, and company policies. The Requirements Degree-qualified in Quantity Surveying, Commercial Management