The CompanyOur client is one of the UK s fastest-growing Civil Engineering Consultancies, delivering projects across the Rail sector, including track, stations, depots, signalling, and major rail infrastructure schemes. Known for their dynamic culture and long-term client partnerships, they are a trusted delivery partner on major national rail frameworks offering strong job security and genuine career development opportunities. The OpportunityDue to continued project wins and sustained growth within the rail sector, the company is seeking a Senior Quantity Surveyor to join its expanding London team.This is an excellent opportunity for an experienced QS to take a leading commercial role on large-scale rail infrastructure projects, while continuing to develop professionally within a supportive consultancy environment. You ll work closely with senior leadership, with clear progression opportunities towards Associate level and beyond. The RoleAs a Senior Quantity Surveyor, you will be involved in:Leading the delivery of pre- and post-contract Quantity Surveying services on rail sector projectsManaging the commercial aspects of rail infrastructure schemes, including track, stations, depots, signalling, and associated civilsPreparing and reviewing cost plans, procurement strategies, and risk assessmentsOverseeing contract administration, change control, and commercial reportingLeading client meetings and supporting long-term client relationships with rail clients, operators, and co