Contracts Manager – Commercial Flat Roofing Return to All Jobs Role: Contracts Manager – Commercial Flat Roofing Location: London Salary: DOE Date posted: 20 August 2026 Client Growing specialist flat roofing contractor working across London on new build and refurbishment schemes. Delivers roofing and waterproofing packages for main contractors and developers on residential, commercial, and mixed-use projects, with a strong pipeline of work and scope to grow with the business. Job Info Run day to day site operations across flat roofing packages typically valued between £200k and £2m, managing labour and subcontractors to keep works on programme and to specification. Own the programme and weekly look ahead, issue the weekly Friday Pack, lead progress meetings, and keep the client, design, and commercial teams aligned. Manage QA inspections, coordinate materials and design changes, and record all variations and additional works for the commercial team to price. Requirements Previous experience as a Contracts, Projects, or Site Manager with a flat roofing or waterproofing contractor Strong working knowledge of flat roofing systems including single ply, hot melt, built up felt, and liquid applied Proven track record managing roofing subcontractors and site teams to programme, drawings, and QA standards The Externals Group is a trusted and leading recruitment agency specialising in the roofing industry, working with top contractors across the UK. HOW TO APPLY For a confidential discussion, contact Robbie at The Externals Group: EMAIL robbie@theexternalsgroup.com CALL London office: 020 8137 3777 Share role You may also be interested in View All Jobs Junior Quantity Surveyor London The Externals Group 25 August 2026 Flat Roofing Estimator Manchester The Externals Group 20 August 2026 Contracts Manager – Commercial Roofing Leeds The Externals Group 4 August 2026 Domestic Solar PV Roofer Field Based Zuno 23 July 2026