Quantity Surveyor

Guildmore is seeking an experienced and commercially driven Quantity Surveyor to join our Planned Works Unit. You will be responsible for overseeing all commercial and financial aspects of assigned projects—ensuring accurate reporting, effective procurement, and robust cost control throughout the project lifecycle. This is an excellent opportunity to contribute to meaningful projects that improve the quality of social housing across London and the South East.
You will manage monthly valuations, procurement, subcontractor accounts, commercial risk and opportunity, and ensure projects are delivered in line with financial targets. There is also potential to supervise junior QS resources and contribute to commercial strategy.
Key ResponsibilitiesBudgeting & Financial Reporting
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Set and manage budgets for preliminaries, plant, labour, and materials.Maintain accurate monthly cost-to-complete forecasts aligned with project delivery.
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Develop and update cashflow forecasts.Report monthly CVR (Cost Value Reconciliation) with variance analysis and financial commentary.
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Provide regular updates on project budget performance to the Managing QS.
Procurement & Supply Chain Management
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Develop procurement schedules in line with project programmes.Prepare and issue tender documentation for subcontractor and supply chain procurement.
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Lead subcontractor analysis and prepare recommendation reports.Secure best value by negotiating subcontractor terms and managing plant procurement strategies.
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Monitor on-hire plant and equipment usage, seeking cost efficiencies.
Contract & Compliance Management
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Ensure compliance with contract setup procedures and company authorisation processes.Conduct site visits to assess tender assumptions and validate project conditions.
Subcontractor & Site Management
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Conduct site measurements and agree valuations with subcontractors.Issue payment certificates and manage pay-less notices as required.
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Ensure proper certification and documentation is in place prior to payments.Mitigate disputes by proactively managing subcontractor relationships and contractual obligations.
Valuation & Client Interface
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Prepare and submit accurate valuations, including measured works and variations.Agree interim valuations with client representatives.
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Submit supporting documentation including photographs, site records, and certification.Monitor outstanding payments and assist in recovering aged debt, including retention releases.
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Upload all valuation documentation to the company’s commercial system (e.g., SharePoint, Dropbox).
Variation & Final Account Management
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Price and submit variations in accordance with contract mechanisms.Ensure all variations are well substantiated and documented.
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Support the site team in identifying and recording variations in real time.Prepare and agree final accounts, ensuring full compliance with contractual timescales.
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Work collaboratively with finance to recover outstanding debts and close out accounts.
Commercial Performance & Risk Management
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Identify commercial risks and opportunities across projects and maintain a live risk register.
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Monitor project KPIs and advise on mitigation strategies where adverse trends are identified.Ensure critical deadlines are met for CVRs, subcontract ordering, payment processing, and forecasting.
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Maintain strong cost control to protect or enhance project margins.Liaise closely with project and site managers to support delivery efficiency and value.
Person SpecificationKnowledge & Experience
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Degree (BSc) or Diploma (HND/HNC) in Quantity Surveying or equivalent.Experience working within the social housing and/or planned maintenance sectors.
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Knowledge of pricing models including NHF SOR, schedule of rates, BOQ, basket rates.Strong understanding of JCT (essential), NEC, TPC, PPC contracts.
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Familiarity with commercial software (e.g. COINS, C-Link) and Microsoft Office suite.
Skills & Attributes
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Strong commercial awareness with the ability to interpret financial data.Excellent verbal and written communication skills.
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Organised and methodical with high attention to detail.Adaptable and proactive, with a solution-oriented mindset.
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High level of integrity, professionalism, and discretion.Confident in leading discussions with clients, subcontractors, and internal stakeholders.
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Ability to manage multiple tasks and meet strict deadlines.
What We Offer
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Competitive salary and benefits package.Supportive, family-owned company culture that values collaboration and personal growth.
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Career progression opportunities across a multi-disciplinary business.Involvement in impactful social housing projects across London and the South East