Commercial Manager

Are you an experienced Commercial Manager looking to work on a landmark project?

Have you delivered commercial success on major infrastructure, science & research, healthcare, or life sciences schemes?

Would you like to join a company that invests in your development and actively supports further education and professional training?

If so, we'd love to hear from you!

Laing O'Rourke has secured the £920m main works contract to deliver a critical government science and research infrastructure project at the UK Government's flagship biosecurity campus in Weybridge, Surrey.

We are now seeking a Commercial Manager to join our project team, based in Central London, and play a key role in the successful commercial delivery of this high‑profile and nationally significant programme.

As a Commercial Manager, you will lead the commercial delivery of a major project, ensuring strong financial control, contractual compliance and successful commercial outcomes throughout the project lifecycle.

Key responsibilities include:

• Manage all commercial aspects of a section of a major project, including subcontractor management and stakeholder engagement.
• Provide commercial, contractual and financial leadership to ensure project profitability, cash flow and margin targets are achieved.
• Manage change control, including the identification, valuation and agreement of variations.
• Form an integral part of the multidisciplinary team responsible for project delivery and client service.
• Lead commercial activities throughout pre‑construction and construction phases.
• Advise on contractual implications of intended courses of action.
• Prepare and manage contract reviews, cost reports, forecasts and Business Plan Review (BPR) information.
• Draft, administer and negotiate subcontracts, claims and final accounts.
• Monitor project costs, risks and opportunities, providing commercial advice to project teams.
• Support the establishment and management of project budgets from contract award.
• Mentor and develop junior commercial team members.
• Build strong relationships with clients, subcontractors and key stakeholders.
• Support and provide leadership to the wider commercial team.

• Degree (or higher) qualification in Quantity Surveying or Commercial Management.
• Membership of RICS is desirable, but not essential.
• Strong working knowledge and practical application of NEC contracts.
• Experience delivering projects within science & research, life sciences, healthcare, or major infrastructure environments.
• Excellent communication and stakeholder management skills, with the ability to build relationships and influence at all levels.
• A proactive, collaborative approach with a strong commercial mindset and attention to detail.

At Laing O'Rourke, we recognise the benefits of flexible working and are committed to supporting talented individuals from all backgrounds. We welcome applications from candidates seeking part‑time or alternative working arrangements and will consider flexible options where they can be accommodated within the needs of the role and project.

We are part of the Disability Confident scheme and commit to enabling access for candidates with long term health conditions and disabilities. The company offers an interview scheme. Please let us know prior to interview what adjustments are required.