Commercial Assistant

Company: CJS Recruitment Limited
Apply for the Commercial Assistant
Location: London
Job Description:

An established specialist contractor is looking to appoint an experienced Commercial Assistant to join its growing commercial team.

The successful candidate will have a good understanding of the construction industry and will support the commercial and quantity surveying functions across a range of high-end commercial, residential and hospitality projects, with a particular focus on specialist finishes, stonework and bespoke joinery.

Key Responsibilities

  • Supporting the commercial team with day-to-day commercial and project administration.
  • Assisting with valuations, variations, purchase orders, invoices and payment applications.
  • Reviewing subcontractor and supplier quotations and costs.
  • Maintaining accurate cost, procurement and project records.
  • Assisting with budgets, cost reports and commercial reporting.
  • Liaising with suppliers, subcontractors and internal project teams.
  • Reviewing drawings, specifications and project documentation.
  • Assisting with procurement and subcontractor management.
  • Monitoring project costs and highlighting discrepancies or potential commercial issues.

About You

  • Previous experience as a Commercial Assistant, Assistant Quantity Surveyor or in a similar construction-based commercial role.
  • Good understanding of construction processes, costs and terminology.
  • Strong numerical, organisational and administrative skills.
  • Excellent attention to detail and ability to manage multiple deadlines.
  • Confident communicating with suppliers, subcontractors and internal stakeholders.
  • Good knowledge of Microsoft Excel and commercial documentation.
  • Experience in fit-out, interiors, stonework, joinery or specialist contracting would be advantageous.

This is an excellent opportunity for a Commercial Assistant looking to develop their career within a successful specialist contractor and gain further exposure to Quantity Surveying and commercial management

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Posted: October 5th, 2026