Senior Quantity Surveyor

Size Group; Marlborough; On-site; GBP 50,000 - 70,000; Full time

Benefits offered by this job

Competitive salary

Auto enrolment to company pension scheme

Private medical insurance

Critical illness insurance

26 days annual leave

Travel expenses for site-based staff

Job summary

Size Group is seeking a Senior Quantity Surveyor in Marlborough to lead the financial management of construction projects. The role involves overseeing all commercial aspects, ensuring compliance, and maximizing project value.

Ideal candidates should have 7-10 years' experience in quantity surveying with a strong background in the prime residential sector. Responsibilities include cost forecasting and managing subcontractor relationships. Attractive benefits include competitive salary and private medical insurance.

Qualifications

• 7–10 years' experience in quantity surveying, ideally as a Senior Quantity Surveyor.
• Strong background in prime residential sector; structural experience is desirable.
• In-depth knowledge of JCT contracts.

Responsibilities

• Lead commercial management of projects ensuring financial control and compliance.
• Oversee subcontractor procurement, negotiation, and performance management.
• Provide strategic input to maximize project value and manage risk.

Skills

Quantity surveying

Cost forecasting

Contract administration

Negotiation

Financial reporting

Education

Degree in Quantity Surveying or related discipline

Job description

Overview

Launched in 2009 as a small construction venture between two friends, Size Group brings together the vital elements of property from the construction of luxury buildings through to the maintenance and management of a property portfolio.

Benefits

This is a great opportunity for a Senior Quantity Surveyor with a construction background to join our forward-thinking and collaborative organisation.

• Competitive salary
• Auto enrolment to company pension scheme (opt-out option available)
• Private medical insurance
• Critical illness insurance
• 26 days annual leave
• Travel expenses for site-based staff

Culture

At Size Group our values underpin who we are. They form an important benchmark for everyone – collectively and individually. We are:

• Empathetic – People-driven and focused
• Tenacious – Relentless pursuit of the highest standards
• Integrity – Integrity earns trust. Trust builds relationships
• Entrepreneurial – Self-starters that push beyond the obvious

Role

As a Senior Quantity Surveyor, you will take a leading role in the commercial management of our projects, ensuring robust financial control, governance, and compliance throughout the project lifecycle.

Reporting to the Commercial Manager, you will be responsible for overseeing all commercial aspects on your projects, providing strategic input to maximise value, manage risk, and drive performance. This will include leading on cost planning, procurement strategy, contract administration, and the management of change.

Working collaboratively with clients, subcontractors, and internal project teams, you will ensure commercial objectives are achieved, budgets are controlled, and JCT contracts are administered effectively and in line with best practice.

• Lead cost forecasting, budgeting, and detailed financial reporting across projects
• Take ownership of subcontractor procurement, negotiation, payments, and performance management
• Manage and review monthly valuations, cost value reconciliations (CVR), and commercial reporting
• Proactively manage risk and opportunity registers, providing strategic mitigation and value engineering solutions
• Provide commercial leadership and mentorship to junior team members where appropriate
• Build and maintain strong, long-term relationships with clients and key stakeholders

About You

• A minimum of 7–10 years' experience in quantity surveying, ideally within a main contractor environment
• Proven experience operating at Senior Quantity Surveyor level, with the ability to manage projects independently
• A strong background in the prime residential sector; structural experience is highly desirable
• In-depth knowledge and practical application of JCT contract forms
• Excellent commercial acumen, with strong negotiation and analytical skills
• The confidence to lead, influence, and challenge at all levels
• A degree or equivalent in Quantity Surveying or a related discipline

How to Apply

If your skill set matches the above and the prospect of helping deliver some of the country’s finest projects appeals to you, please reach out by clicking Apply.

Your application will be processed by Size Group, and interviews will be conducted on a rolling basis as suitable candidates apply. We therefore encourage you to submit ASAP to avoid missing out!