Freelance Senior Quantity Surveyor / Variations Specialist Location: Central London Duration: 6 months minimum (strong likelihood of extension) Rate: Competitive Day Rate (Inside IR35) The Client & Project We are partnering with a leading Tier 1 Main Contractor to source an experienced Freelance Senior Quantity Surveyor for a flagship £90m mixed-use development in Central London. This high-profile scheme seamlessly integrates state-of-the-art healthcare facilities, vibrant commercial spaces, and premium residential units. The project is being delivered under a traditional JCT Standard Building Contract. The Role We need a commercially sharp, heavy-hitting Freelance QS to step into the eye of the storm. You will be partnering directly with the Lead Commercial Manager to tackle the backlog, quantify the changes, and commercially protect the project. If you love diving into the data, unpicking complex variations, and establishing clear entitlement under JCT rules, this is the perfect contract for you. Key Responsibilities: Variation Management: Evaluate, price, and negotiate a backlog of 500+ variations under the JCT contract. Subcontractor Accounts: Assess the knock-on impact of these variations on subcontractor packages and manage final accounts. Claims & Entitlement: Work closely with the commercial team to build robust substantiation for variations, extensions of time (EOT), and associated loss and expen...