Senior Estimator Southampton/Hybrid £50,000 - £80,000 About the Company Join a leading design and build specialist known for delivering creative, high-quality commercial interiors. This business has built a reputation for excellence, passion, and innovation — transforming workspaces into inspiring environments. Their culture is built on collaboration, integrity, and continuous improvement, where every individual is encouraged to share ideas, challenge convention, and contribute to shared success. About the Role As a Senior Estimator, you’ll play a pivotal role in the pre-contract process — overseeing the financial integrity of tenders and ensuring projects are both competitive and commercially sound. You’ll take ownership of preparing accurate cost estimates, reviewing tender documents, negotiating contractual terms, and working closely with clients, designers, and subcontractors. This is a senior, hands-on role that also involves mentoring and guiding a small estimating team, ensuring consistency, accuracy, and commercial excellence across all submissions. You’ll be a key commercial voice in project development, supporting the Head of Pre-Construction and driving improvements across estimating processes. Key responsibilities include: * Managing and mentoring other estimators, promoting best practice and quality output * Reviewing and analysing client tenders and employer requirements * Preparing detailed cost plans, value engineering options and financial reports * Liaising with subcontractors for competitive pricing and accuracy of submissions * Supporting negotiations on commercial and contractual terms * Developing and maintaining strong client relationships * Leading process improvements and supporting recruitment and team development Rewards and Benefits You’ll be joining a people-focused business that genuinely looks after its team. Their benefits package is one of the most comprehensive in the industry, designed to reward loyalty, wellbeing and personal growth. From day one: 25 days annual leave (plus Christmas shutdown) Early finish Fridays in August Birthday day off (plus a gift!) Profit share bonus scheme Flexible working culture Free on-site parking, food & drink in office, and showers Regular company events and celebration gifts for key life milestones Death in service benefit (1x salary) Up to 3 wellbeing days per year After probation: 5 days full-pay sick leave Individual training budget for career development Up to 5 days compassionate leave on full pay Cycle-to-work scheme Time off for your child’s first day of school Up to 2 days’ emergency pet leave Longer-term rewards: Ability to buy up to 5 additional annual leave days per year Enhanced family leave (3 months full-pay maternity, 2 weeks full-pay paternity) Private medical cover (for senior roles after probation) Increased pension contributions (up to 6% after 10 years) Gift vouchers and additional annual leave milestones One-month paid sabbatical after 10 years Requirements Minimum 4 years’ experience as an estimator within design & build fit-out Strong commercial acumen and a proven record of delivering profitable projects Excellent communication and negotiation skills Ability to mentor and lead others within a fast-paced environment Proficient in MS Excel, Word and Outlook Working knowledge of JCT contracts and current building regulations Understanding of mechanical and electrical disciplines Full (preferably clean) driving licence essential HNC/HND or degree in a construction-related field (desirable)