Assistant Estimator

  • Outsource Construction
  • 15/01/2026
Full time Construction Estimator Architect and Design Skilled Trades & Labour Assistant Construction

Job Description

Role: Assistant Estimator
Location: Oxford Circus, W1B
Salary: £40,000 - £50,000 (DOE) + Bonuses
Sector: Building & Construction

About your new company:

Our client is a main contractor operating across the public & private sectors on iconic landmark buildings across London & South East.

About your new role:

As an Assistant Estimator, you'll support the team by preparing quotations, reviewing drawings, and gathering supplier information. You'll bring attention to detail, practical problem-solving skills, and confidence with Microsoft Office.
You'll communicate clearly, build strong relationships, and develop your commercial skills within a specialist craft environment.

Responsibilities for the Assistant Estimator:
  • You'll collaborate with architects, site teams, and clients throughout pre-tender, live, and post-tender stages, building strong working relationships along the way.
  • You'll assist in reviewing tender drawings.
  • You'll help prepare precise and well-structured estimates.
  • You'll gather and compare supplier quotes for a variety of projects.
  • You'll carry out quantity take-offs and support the production of schedules of work or bills of quantities.
  • You'll analyse and share key quotation details with the wider team, including labour, materials, and other cost breakdowns.
  • You'll support monthly job valuations, track variations, and assist with preparing accurate final accounts.
  • You'll help coordinate orders, applications, and payment processes, ensuring everything runs smoothly and on time.
Requirements for the Assistant Estimator:
  • A minimum of 1-3 years experience in an Estimating role.
  • Experience within a main contractor or specialist subcontractor ideally in the building / heritage / refurbishment sectors.
  • Strong communicator
  • Team player
  • Conversant with MS Office packages