Project Surveyor Commercial · Marlborough

Who is Size Group?

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.

Size Group now seek a Project Surveyor to join our Country Houses commercial team.

The Benefits

This is a fantastic opportunity for an ambitious and energetic Project Surveyor to join our dynamic company.

We offer:

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

The 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

We boast a culture that is focused on training and development, career paths and internal progression. What’s more, we’re committed to our employees and offer a range of benefits to support your lifestyle both in and out of the workplace.

The Role

As a Project Surveyor, you will take commercial responsibility for the delivery of highly bespoke projects, working alongside senior project and construction teams to ensure financial and contractual performance from pre‑construction through to final account.

This role is suited to an experienced Quantity Surveyor with a strong technical background, ideally within civil engineering, structural works or complex packages, who is comfortable managing challenging subcontract scopes, cost risk and programme interfaces within high‑value, detail‑driven environments.

Key Responsibilities

• Take ownership of the commercial management of one or more elements of the overarching project.
• Lead cost control, forecasting and reporting (CVRs), ensuring accuracy and transparency throughout the project lifecycle.
• Manage procurement strategies for complex subcontract packages, particularly structural, civils and enabling works.
• Prepare and negotiate subcontractor appointments, valuations and final accounts.
• Proactively manage variations, change control and commercial risk, ensuring contractual entitlement is protected.
• Work collaboratively with project managers, planners and site teams to align commercial and construction strategies.
• Prepare and present cost reports to senior management, highlighting risks, opportunities and mitigation measures.
• Support or lead final account negotiations with supply chain and clients where required.
• Ensure all commercial activities are carried out in accordance with contract terms, company procedures and best practice.

About You

You will ideally have:

• A minimum of 5 years’ experience working as a Quantity Surveyor / Project Surveyor within contracting.
• Experience delivering high‑value residential, structural or technically complex construction projects.
• A background in civil engineering, structures, and/or groundworks.
• Strong knowledge of standard forms of contract and commercial best practice.
• Confidence managing subcontractor relationships, negotiations and commercial risk independently.
• Excellent cost reporting, forecasting and analytical skills.
• A proactive, solutions‑focused mindset with strong commercial judgement.
• The ability to work effectively in a high‑end, quality‑driven environment with exacting standards.

How to Apply

So, 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. 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!