Assistant Estimator

JR United Kingdom; Guildford; On-site; GBP 25,000 - 35,000; Full time

Job summary

A main contractor in London is seeking an Assistant Estimator to join their team. This role offers an excellent opportunity for early-career professionals to gain valuable experience across various tenders, enhance their commercial knowledge, and collaborate with senior colleagues in a stimulating pre-construction environment. Responsibilities include preparing tender documents, supporting project submissions, and assessing project risks.

Qualifications

• 1–3 years' experience in estimating or commercial support role.
• Basic understanding of tendering processes and commercial principles.
• Proficiency in Microsoft Office (Excel, Word, Outlook).

Responsibilities

• Supporting preparation and submission of tender documents.
• Assisting in coordination of tender information across departments.
• Researching and identifying subcontractors and suppliers.

Skills

Interpersonal skills

Organisation

Attention to detail

Time management

Education

Degree or diploma in Quantity Surveying

Construction Management

Tools

Microsoft Office

Job description

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Assistant Estimator required to work with a main contractor in their London head office. This is a great opportunity for someone early in their estimating career to gain experience across a range of tenders, support senior colleagues, and develop their commercial knowledge within a busy pre-construction environment.

Key Responsibilities

• Supporting the preparation and submission of tender documents, including compiling inclusions, exclusions, clarifications, and programmes of work.
• Assisting in the coordination of tender information from various departments.
• Working alongside Estimators and Senior Management on project submissions.
• Researching and identifying subcontractors and suppliers to support the estimating process.
• Reviewing and comparing quotations received from the supply chain.
• Supporting the assessment of project risks (financial, technical, operational).
• Attending estimating meetings and occasionally visiting site when required.

You Will Need

• A degree or diploma in Quantity Surveying, Construction Management, or a similar construction-related field (or working towards one).
• 1–3 years' experience in an estimating or commercial support role, ideally with a main contractor.
• A basic understanding of tendering processes and commercial principles.
• Strong interpersonal skills and the confidence to communicate professionally with colleagues, clients, and supply chain partners.
• Proficiency in Microsoft Office (Excel, Word, Outlook).
• Excellent organisation, attention to detail, and time management skills.
• A willingness to learn, ask questions, and take direction in a fast-paced team environment.

If you are well suited to this role, please apply through the link and we will contact you for a confidential discussion.