Senior Quantity Surveyor - Structural / Civils Package Location: Near Acton, London (4 days on-site / 1 day WFH) Contract Type: Permanent or Freelance (Outside IR35) PSR Solutions is working with a well-established Tier 2 contractor delivering a high-value subcontract package as part of a major infrastructure programme. The work covers civils, drainage, utilities, and structures, including steel frame, some FRC, cladding, and fit-out, separate from the main station works. The Role We are seeking an experienced Senior Quantity Surveyor to join the Change Team, currently six-strong, to support the evaluation and management of variations, change, and commercial queries across multiple subcontract packages. This is a hands-on role, ideal for a self-delivering candidate with proven experience within a Tier 2 or Tier 3 contractor environment. Key Responsibilities Review, evaluate, and process change orders and variations across the subcontract Collaborate with project, commercial, and site teams to ensure accurate costing and reporting Support forecasting and cost tracking for the £(Apply online only)m subcontract under NEC3 Option C Ensure compliance with contractual terms and obligations Provide technical and commercial advice on structural steel and FRC elements Work closely with civils and engineering teams to validate measurements and valuations Maintain accurate records and report on commercial performance Candidate Requirements Minimum 4 years' experience on high-value civils/structural packages Hands-on experience with structural steel, and some FRC exposure Proven track record as a self-delivering Senior QS, preferably within Tier 2 / Tier 3 contractors (e.g., Keltbray, Statom, Cofely) NEC3 Option C experience advantageous Strong communication, collaboration, and problem-solving skills Flexible regarding permanent or freelance arrangements What's on Offer Work on a high-profile £(Apply online only)m subcontract package Join a supportive and experienced change and commercial team Flexible working: permanent or freelance (Outside IR35) 4 days on-site, 1 day WFH How to Apply If you are an experienced Senior Quantity Surveyor with hands-on structural steel and civils experience, PSR Solutions would like to hear from you. Please submit your CV for immediate consideration