Senior Quantity Surveyor

Job Box Recruitment LimitedCity of Westminsterreedpublished 10/01/2026
Must-have:FinTechSeniorPrincipalJunior

Residential New Build £55,000 – £65,000 DOE

Marylebone

Permanent | Full-time

Are you a Senior Quantity Surveyor with a strong residential new build background and experience managing major subcontract packages?

We’re working on behalf of an established property development and construction business with an exciting pipeline of high-value residential projects. They are looking for an experienced Senior Quantity Surveyor to take ownership of subcontract procurement, commercial management and contract administration across significant construction projects.

This is a fantastic opportunity for a commercially driven QS who enjoys being involved from tender and procurement through to final account, and who has the confidence to manage substantial packages and negotiate with key supply chain partners.

The Role

You'll play a key role in managing the commercial and contractual performance of subcontractors across one or more major construction projects, helping to protect margins, manage risk and ensure projects are delivered efficiently.

You'll have significant responsibility across the full subcontract lifecycle, including:

  • Developing and implementing subcontract procurement strategies.
  • Preparing, issuing and managing ITT packages across multiple trades.
  • Leading detailed commercial analysis, tender comparisons and benchmarking of subcontractor bids.
  • Making recommendations on subcontractor appointments based on commercial, technical and risk considerations.
  • Leading negotiations with subcontractors to secure competitive and commercially robust terms.
  • Preparing and managing subcontract agreements, including appropriate back-to-back clauses and main contract flow-downs.
  • Managing subcontractor applications, valuations, payments, variations and final accounts.
  • Managing change, variations and contractual instructions, ensuring commercial agreements are properly documented.
  • Identifying and managing commercial and contractual risks throughout the project lifecycle.
  • Leading the assessment and negotiation of subcontractor claims, disputes and counter-claims.
  • Monitoring subcontractor performance against programme, scope, quality and contractual requirements.
  • Ensuring comprehensive records are maintained across contracts, correspondence, payment certificates, variations and closeout documentation.
  • Ensuring subcontractors meet CDM, health & safety and other legal compliance requirements.
  • Managing subcontractor closeout, including defects, retention releases and final account agreements.
  • Working closely with project, commercial and legal teams to ensure the successful delivery of projects.

Projects & Packages

We're particularly interested in candidates with strong experience across residential new build and major construction packages.

Experience across the following packages would be highly relevant:

  • Groundworks & Frame
  • M&E
  • SFS
  • Windows
  • Other major residential construction packages

Experience working on projects in the £30m–£50m+ range would be highly advantageous.

What We're Looking For

We're looking for an experienced Senior Quantity Surveyor who can operate confidently in a high-value construction environment and take ownership of complex commercial and contractual matters.

You'll ideally have:

  • Minimum 5 years' UK construction experience , with substantial subcontract/commercial management experience.
  • A strong background in residential new build .
  • Experience working for a main contractor or specialist subcontractor.
  • Proven experience managing major subcontract packages from tender through to final account.
  • Experience working on projects valued at £30m–£50m+ .
  • Strong knowledge of JCT and/or NEC forms of contract.
  • Excellent understanding of subcontract administration and contractual obligations.
  • Strong commercial and financial awareness.
  • Proven negotiation, influencing and supplier management skills.
  • Excellent written and verbal communication skills.
  • A degree, HNC/HND or equivalent qualification in Quantity Surveying, Construction Management, Commercial Management or a related discipline.
  • Strong Microsoft Office skills and experience with relevant commercial/contract administration systems.
  • RICS, CIPS, CICES or another relevant professional membership would be advantageous , as would experience mentoring junior commercial staff or leading a small team.

Why Apply?

This is an opportunity to step into a genuinely senior commercial position where your experience will have a direct impact on procurement, project profitability, risk management and supply chain performance .

You'll be working on substantial residential developments, dealing with significant subcontract packages and having real ownership of the commercial process rather than simply supporting from the sidelines.

If you're a Senior Quantity Surveyor with 5+ years' UK construction experience , strong residential new build exposure and a track record of managing major subcontract packages, we'd love to hear from you.

Please note:

As you can appreciate we are currently overwhelmed with applications of individuals looking for both short term and permanent work and we can therefore only contact those applications that have relevant skills for positions that we currently have available. Should you not hear from us within a week, please assume you have been unsuccessful on this occasion.

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