Assistant Estimator

Design & Build Fit Out Main Contractor London Full time - £50,000 + commission and package Experience

Required:

5+ Years Join London's Leading Design & Build Fit‑Out Contractor

We are looking for an experienced and ambitious Assistant Estimator (Junior Pre Contracts Manager) to join one of London's leading Design & Build fit‑out contractors. Reporting directly to the Managing Director and Technical Director, you will play a key role in the pre‑construction and tendering process, helping deliver outstanding workplace and commercial interior projects for some of the UK's most recognised businesses.

This is an exciting opportunity to join a market‑leading organisation with a proven track record of success, where talented individuals are given the support, responsibility, and opportunities needed to build long‑term careers and progress through the ranks.

• Review Employer's Requirements and tender documentation.
• Prepare subcontractor tender packages and manage tender return processes.
• Carry out quantity take‑offs using Bluebeam software (training provided).
• Source, evaluate, and compare subcontractor quotations.
• Attend and lead subcontractor meetings, technical workshops, and project meetings.
• Conduct building analyses and property evaluations.
• Assess and interpret client briefs for cost planning and value engineering opportunities.
• Coordinate subcontractor site surveys and review scopes of work.
• Analyse and negotiate subcontractor tender returns, making recommendations to senior management.
• Prepare project specifications and cost estimates using Excel‑based systems.
• Develop and manage pre‑construction programmes and bid documentation.
• Support client presentations and prospective project pitches.
• Coordinate planning applications, Building Control submissions, and Licence to Alter applications.
• Ensure compliance with Building Regulations, Planning Regulations, and CDM requirements.
• Maintain the highest standards of Health & Safety, quality, environmental, and anti‑bribery compliance.
• Assist in the smooth handover of technical and construction documentation to project delivery teams.

• 5+ years' experience within the construction industry
• Strong commercial pre‑contract experience, ideally within office Design & Build fit‑out
• Proven cost planning and value engineering expertise
• Detailed knowledge of JCT contracts
• Excellent communication, presentation, and negotiation skills
• Strong analytical and problem‑solving abilities
• High levels of self‑motivation, ambition, and attention to detail
• A positive, proactive, and collaborative approach

• Join London's leading Design & Build fit‑out contractor with an outstanding reputation for delivering exceptional workplace environments.
• Work on high‑profile commercial projects across London and the South East.
• Collaborate closely with experienced industry professionals and senior leadership.
• Benefit from genuine career development opportunities in a growing and successful business.
• Clear progression pathways for high performers, with the opportunity to advance through the ranks and build a long‑term career.
• Ongoing training, professional development, and mentorship to support your growth.
• Competitive salary and benefits package.

If you are an ambitious Junior Pre Contracts Manager looking to take the next step in your career with an industry leader that invests in its people and promotes from within, we would love to hear from you.