ISS Facility Services UK
Commercial Manager
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COMMERCIAL MANAGER / SENIOR QS
Contract: Government
Location: Canary Wharf, London/ Weybridge, Surrey
Hours of work: 40 Hours Per Week
Contract Type: Permanent | Hybrid
We are seeking an experienced Commercial Manager / Senior Quantity Surveyor to join our growing Capital Projects team.
The successful candidate will play a pivotal role in delivering cost management and commercial support across a portfolio of projects operating under NEC4 contracts, ensuring financial control, compliance, and value throughout the project lifecycle.
Job Description
We are looking for a commercially astute professional who can balance strategic thinking with strong quantity surveying expertise.
This role will focus on commercial governance, risk management, supply chain strategy, and the cost-effective delivery of capital projects and maintenance works while supporting business growth and operational excellence.
Key Responsibilities
- Lead cost management activities, including budgeting, forecasting, cost planning, and financial reporting.
- Maintain commercial oversight of capital projects and maintenance works, ensuring effective cost control and value delivery.
- Administer NEC4 contracts, ensuring compliance with contractual terms and obligations.
- Identify, assess, and manage commercial and contractual risks, implementing appropriate mitigation strategies.
- Prepare tender documentation, evaluate bids, and support supplier and subcontractor negotiations.
- Review and certify applications for payment and prepare accurate interim and final valuations.
- Manage variations, compensation events, claims, and change control processes, maintaining accurate records and financial impact assessments.
- Develop and maintain strong working relationships with project teams, clients, suppliers, and senior stakeholders while promoting best practice governance and compliance.
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About You
- Qualified Quantity Surveyor or Commercial Manager with demonstrable relevant experience.
- Proven experience operating as a Senior Quantity Surveyor or Commercial Manager within the construction and/or facilities management sector.
- Strong knowledge and practical experience of NEC4 contract administration.
- Expertise in cost management, procurement, tendering, and commercial governance.
- Experience managing concurrent projects or programmes with a combined annual value of £5m to £10m or more.
- Demonstrable experience preparing project cost estimates and presenting high-quality tender evaluation documentation.
- Strong understanding of contract frameworks and the ability to deliver business objectives within contractual parameters.
- Excellent analytical, negotiation, communication, and stakeholder management skills.
- Proficiency in Microsoft Office, particularly Excel and Power BI, together with commercial management systems such as Coupa and online tools including Monday.com.
- Strong verbal and written English communication skills.
- Professional membership (RICS)
- Full UK driving licence and flexibility to travel as required.
All candidates must be able to obtain BPSS & CTC Security Clearance. Click here for more on this: Security Checks
The Company
ISS is a world-leading workplace and facility management company, connecting people and places to make the world work better. Working with customers day by day, side by side, we understand every aspect of the user experience.
Through a unique combination of intelligent solutions, high standards and people who care, to help our customers achieve their purpose, whether it’s hospitals healing patients, businesses producing the next great innovation, or airports bringing passengers home to their families. ISS is committed to doing business the right way, taking its corporate responsibility very seriously. Our passion is people.
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We offer you a challenging and exciting career in an organisation with people at its heart. In ISS, everyone has the opportunity to develop, grow and make a difference.
#Becomewhoyouwant, #Bepartofsomethingbigger, #aplacetobeyou, #facilitiesmanagement
ISS is proud to be a diverse and inclusive employer.
ISS welcomes all applicants regardless of age, disability, gender identity or gender reassignment, marital or civil partnership status, pregnancy or maternity, race (which includes race, colour, nationality, ethnic or national origin and caste), religion or belief, sex, sexual orientation or educational background.
We are proud to be a Gold Employer Recognition Scheme (ERS) award holder and a signatory of the Armed Forces Covenant, recognising our commitment to supporting veterans, reservists, and military families. Through our Joint Forces Programme, we provide mentoring and support to members of the Armed Forces community and their spouses as they transition into civilian careers.
We are a Disability Confident Committed (Level 2) employer, proudly supporting and promoting inclusive hiring practices in line with the UK government’s Disability Confident scheme.
Our passion for inclusivity and diversity makes ISS a more creative, productive and happy place to work.
If you have any further queries regarding this role, please contact the Resourcing Team by emailing resourcing.team@uk.issworld.com
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