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Senior Quantity Surveyor

Job Description

Job Title: Senior Quantity Surveyor - CSA

Projects: Data Centres - West London, Berkshire, Middlesex

Hours: Mon–Fri | 8am–5pm | 45 hours per week

Contract Rate negotiable -outside ir35

Start ASAP

Our client, a leading engineering and construction company, is seeking an experienced Senior Quantity Surveyor -CSA to join their team delivering major data centre and commercial construction projects across the region.

About the Role

In this role, you’ll take full commercial ownership of Civils, Structural and Architectural (CSA) packages — driving cost certainty, programme alignment, and contractual compliance from procurement through to final account. You’ll work closely with internal project teams, subcontractors, and clients to ensure robust commercial management, clear reporting, and well-substantiated cost control.

Responsibilities

  • Manage the full commercial lifecycle of allocated CSA packages from procurement through to final account
  • Prepare and submit monthly valuations and variation assessments with full substantiation
  • Assess and validate subcontractor applications, manage payments, and ensure compliance with contract terms
  • Maintain robust, auditable change control and cost tracking processes
  • Present cost build-ups, variation justifications, and commercial assessments confidently to stakeholders
  • Align commercial positions with project programmes and progress on site
  • Operate in accordance with FIDIC/JCT/NEC contracts and company commercial procedures
  • Support procurement activities, including tendering, bid analysis, and contract negotiation
  • Provide accurate commercial reports, forecasts, and cost value reconciliations

Qualifications

You’ll be a commercially astute Quantity Surveyor with strong technical understanding of CSA works and interfaces. You’ll have a proactive, methodical approach and the confidence to engage effectively with clients, subcontractors, and project teams.

Required Skills

  • Experience managing CSA packages on large construction or data centre projects
  • Strong understanding of FIDIC, JCT or NEC contracts
  • Excellent analytical, measurement, and valuation skills
  • Strong commercial acumen with cost forecasting and reporting experience
  • Proficient in Microsoft Excel, Word and standard commercial tools
  • Excellent communication and stakeholder management skills
  • Organised, detail-oriented, and capable of managing multiple priorities

Skills

This is an excellent opportunity to join a respected Construction company with a strong reputation for delivering high-quality, technically complex projects. The business offers a professional, collaborative environment with opportunities for long-term career growth and development.

Apply Now to find out more or contact Anna Holtmon-Jones in confidence for an initial discussion.