Mechanical Estimator / Quantity Surveyor London & South East | Competitive Salary Benefits We are working with a specialist Mechanical Contractor that delivers high-quality Design & Build projects across London and the South East. They pride themselves on doing things differently — focusing on building long-term client relationships, delivering quality installations, and creating a supportive, relaxed working culture. This contractor has no interest in Tier 1 culture. Instead, they value trust, collaboration, and fair treatment of both their supply chain and their clients. With a strong pipeline of negotiated work and repeat business, they offer stability and the chance to really enjoy your work. The Role Preparing and managing mechanical tenders for D&B projects. Producing accurate cost plans, BOQs, and tender submissions. Working closely with the design and delivery teams. Negotiating with clients, consultants, and suppliers. Supporting commercial reporting and performance monitoring. What's on Offer Competitive salary (based on experience). Travel covered (excluding mileage to/from office). BUPA private healthcare BUPA dental (Level 3). Matched pension contributions (up to 5%). Annual performance-related bonus. Supportive, friendly team environment with no micromanagement. Who We're Looking For Mechanical Estimator or Mechanical QS experience within building services. Strong knowledge of D&B mechanical projects. Commercially astute with excellent attention to detail. Collaborative approach — someone who enjoys working in a team that takes pride in quality delivery. This is a fantastic opportunity for a Mechanical Estimator / QS who wants to join a stable, people-first contractor with real values — where you'll be trusted, supported, and part of a team that balances professionalism with a sense of humour.