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Job Description

Assistant Estimator

  • London
  • Permanent / Full Time
  • £40,000.00 - £45,000.00 Per YEAR (GBP)
  • 12 May 2026
The Company
Our client is a highly regarded specialist subcontractor operating across groundworks, RC frames, basements, infrastructure, rail, and aviation projects throughout London and the South East.

Due to continued growth and a strong pipeline of secured work, they are now seeking an ambitious Assistant Estimator to join their pre-construction team.

The Role
This is an excellent opportunity for someone looking to move into estimating from either a Quantity Surveying or Site Engineering background. The company is open to considering:
  • An Assistant Quantity Surveyor looking to transition into pre-construction and estimating
  • A Site Engineer or Setting Out Engineer looking to move off site into an office-based role
Working alongside experienced senior estimators and pre-construction professionals, you will gain exposure to tendering and pricing major groundwork, RC frame, and civil engineering packages across London.

Key Responsibilities
  • Assisting with the preparation of competitive tender submissions
  • Reviewing drawings, specifications, and tender documentation
  • Measuring quantities and assisting with take-offs
  • Obtaining and analysing subcontractor and supplier quotations
  • Supporting cost planning and pricing exercises
  • Assisting with value engineering and commercial reviews
  • Liaising with clients, suppliers, subcontractors, and internal teams
  • Supporting bid submissions and tender presentations
  • Maintaining accurate estimating records and documentation
Requirements
  • Previous experience within the construction industry
  • Background as either:
    • Assistant Quantity Surveyor, OR
    • Site Engineer / Setting Out Engineer
  • Strong interest in pre-construction and estimating
  • Good understanding of construction methodologies
  • Excellent numerical and analytical skills
  • Strong communication and organisational abilities
  • Proficient in Microsoft Excel and construction-related software
  • Experience within groundworks, RC frame, civils, or concrete structures would be highly advantageous
  • Ambitious and eager to progress within a growing business
What’s on Offer
  • Opportunity to join one of London’s leading specialist subcontractors
  • Clear pathway into estimating and pre-construction
  • Ongoing mentoring, training, and career development
  • Exposure to major flagship construction projects
  • Competitive salary and benefits package
  • Supportive and collaborative team environment
  • Long-term progression opportunities within a growing business
If you are looking to transition into estimating and build a long-term career within pre-construction, this is an excellent opportunity to join a respected contractor with a strong reputation and exciting pipeline of work.  
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Don O'Connell

Managing Director