Mitie

Senior Commercial Manager

SE1 9SG

Key information

Pay
Salary not listed
Hours
Full-time
Contract
Permanent
Posted date
21 Oct 2026
Closing date
20 Nov 2026

About this role

Senior Commercial ManagerWe're looking for an experienced Senior Commercial Manager to lead the commercial function across a significant central government portfolio worth circa £70m.

Acting as the senior commercial lead, you'll work closely with operational, finance and procurement teams to ensure strong commercial performance, effective governance and successful contract delivery. You'll provide commercial oversight across a complex portfolio of contracts, supporting key client relationships while ensuring commercial risks, opportunities and contractual obligations are effectively managed.

This is a highly visible role requiring strong commercial judgement and the ability to influence decision-making across contract administration, change management, forecasting, commercial strategy and client engagement. You'll lead complex negotiations, oversee variation governance and act as the key commercial escalation point for the portfolio.

Leading a team of Commercial Managers and Assistant Commercial Managers, you'll provide guidance, oversight and mentoring, helping to develop capability, maintain high standards and ensure consistent commercial best practice across the portfolio. You'll also represent the commercial function at senior client governance meetings and play a key role in shaping commercial strategy and long-term contract success.

What You'll BringYou'll have a proven track record in commercial management, ideally gained within a complex service, facilities management, infrastructure or government environment, together with the ability to balance commercial governance with operational delivery.

You'll bring

-Strong experience in commercial governance, contract administration and change control.

-A sound understanding of commercial risk management, forecasting and financial performance.

-Experience leading complex commercial negotiations, contract variations and dispute resolution.

-The ability to interpret contract terms and provide clear, pragmatic commercial advice.

-Experience managing a large contract portfolio or multiple contracts within a complex operational environment.

-Strong stakeholder management skills, with the ability to engage confidently with senior leaders and clients.

-Experience leading, mentoring and developing Commercial Managers and Assistant Commercial Managers.

-Professional membership of a recognised commercial institution, or active progress towards qualification.

-The capability to provide guidance across technical commercial and RICS-related FM disciplines.

Why Apply?This is an opportunity to take ownership of the commercial agenda across a high-profile government portfolio worth circa £70m, leading a talented commercial team while working alongside senior stakeholders to deliver strong commercial, contractual and client outcomes.

If you're looking for a role that combines commercial leadership, strategic influence and team development within a complex and rewarding environment, we'd love to hear from you.