Interim QS/Commercial Manager (Change Lead) – Infrastructure | £500-£600/day | Outside IR35 | London | 6 Months
We’re hiring for a driven and experienced Commercial Manager (or Senior Commercial Manager) to take a lead role in Change Management on a major infrastructure programme in London.
This role is perfect for a commercial professional with a quantity surveying background, excellent working knowledge of NEC3 Option C, and experience managing complex change, value engineering and cost mitigation in large-scale infrastructure or MEP-heavy environments.
️ What You’ll Be Doing:
* Lead the commercial management of change, value engineering, and optioneering
* Manage compensation events, entitlement, and NEC3 contract administration
* Collaborate with construction and technical teams to drive commercially viable outcomes
* Liaise with the client and ensure upstream agreement on all commercial change items
* Lead change forums, risk reduction meetings, and commercial reporting
* Develop metrics, dashboards, and cost control processes for change activities
* Provide contractual advice, manage communications, and maintain full governance compliance
What We’re Looking For:
* Degree-qualified in quantity surveying or commercial management
* Experience on major infrastructure and MEP-heavy projects
* Deep understanding of NEC3 contracts, especially Option C
* Strong change management, cost forecasting, and reporting skills
* Excellent communication and negotiation ability with internal and external stakeholders
* Commercially astute, detail-oriented, and solutions-focused
* Experience in claims, dispute resolution, and UK contract law
* Collaborative and adaptable mindset with the ability to lead junior team members
Apply now or message for a confidential chat about the role.
Tagged as: MRICS CIOB
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