Senior Quantity Surveyor in Southampton

Description

Join Trant Engineering and help shape the delivery of complex, high-impact projects.

Trant Engineering is a leading EPC contractor with a strong reputation for delivering innovative engineering solutions across the UK and internationally. With over 1,000 employees and a £150m turnover, we’re growing—and now looking for an Senior Quantity Surveyor to play a key role in our project delivery teams.

The Role

The Senior Quantity Surveyor provides expert commercial and contract management support across multiple projects The role involves monitoring costs, managing subcontractors, administering contracts, and supporting the Managing Quantity Surveyor and project teams to deliver projects on time, within budget, and in compliance with contractual obligations.
The Senior Quantity Surveyor is responsible for ensuring robust cost control, managing variations and claims, and supporting effective financial reporting for multiple projects and sites.

What You’ll Be Doing

Technical Responsibilities- Commercial Management

• Administer contracts in accordance with company procedures.
• Support the preparation of tender documents, contracts, budgets.
• Support the preparation and negotiation of variations, compensation events, and change orders.
• Advise project teams on contractual obligations, commercial risks, and potential claims.
• Monitor project budgets, expenditure, and forecasts across allocated projects.
• Manage subcontractor contracts, payments, and variations.
• Produce cost reports, cash flow updates, and commercial summaries for project and senior management.
• Assist in final account preparation and submission.

Compliance and Risk

• Ensure compliance with company policies, procedures, and client requirements.
• Maintain accurate and auditable project records for all commercial activities.
• Identify, record, and escalate commercial risks to the Managing Quantity Surveyor or Commercial Manager.
• Support procurement and ensure subcontract agreements comply with head contracts.

Stakeholder Engagement

• Work closely with Project Managers, site teams, and finance teams to provide commercial guidance.
• Liaise with clients, subcontractors, and suppliers to support contractual and commercial outcomes.
• Support the Managing Quantity Surveyor in mentoring junior commercial staff.
• Monitor subcontractor performance and address commercial issues proactively.

Key Interfaces

• Managing Quantity Surveyor / Contract Managers
• Project Directors / Project Managers
• Site Managers and Engineering Leads
• Finance, Procurement, and Planning Teams
• Clients (Water and Energy sectors)
• Subcontractors and Suppliers

Core Values
Uphold and promote the Company’s Core Values – Care, Trust, Respect and Sustainability.

What We’re Looking For

Essential

• Degree or HNC/HND in Quantity Surveying, Commercial Management, Engineering, or related discipline
• Proven experience as a Senior Quantity Surveyor in engineering, construction, or utilities.
• Strong knowledge of UK contract forms and commercial procedures.
• Experience managing costs, variations, and claims across multiple projects.
• Excellent financial, analytical, and negotiation skills.

Desirable

• Chartered status (RICS) or working towards

Why Join Trant?

At Trant Engineering, we deliver complex, high-value engineering and construction projects across the UK. From process and water treatment to energy infrastructure upgrades, we play a key role in delivering and protecting critical national infrastructure – shaping the systems that communities and industries rely on every day.

Our teams design and deliver full EPC solutions, combining technical excellence with practical, hands-on delivery. We offer end-to-end capabilities – from concept and design through to manufacturing, construction and commissioning utilising a continually evolving in-house expertise. This means you’ll work on projects that are varied, challenging and genuinely impactful.

Our multi-disciplinary teams bring together specialists in civil, mechanical, electrical, process, instrumentation, and control & automation engineering, alongside our in-house manufacturing of control panels, MCCs, PLCs and SCADA systems. With over 1,000 people and a strong, growing pipeline of work, it’s an exciting time to join Trant. We are committed to helping our people succeed through our Career Development Association, providing structured support, mentoring and clear pathways to help you reach your full potential.

Whether you’re starting out or looking to take your next career step, Trant offers the chance to develop, progress and make a real difference.

Our company benefits package includes.

• Competitive salary.
• Company car or car allowance (some levels.)
• Mentored support within our ‘Career Development Association’, to work towards chartership.
• 24 days holiday (increasing with service) + 8 bank holidays.
• Options to buy additional holiday via salary sacrifice.
• Company Pension Scheme.
• Flexible working based on a ‘core hours’ system.
• 1 x Professional Membership paid annually.
• Hybrid working.
• Employee assistance program.
• Free onsite parking.
• Bike to Work scheme.
• Discretionary annual bonus.

Ready to take the next step in your career? Apply now and be part of something bigger.

Trant Engineering has a long history of engineering and construction excellence, delivering high quality EPC engineering and construction services throughout the UK and overseas. We successfully design & deliver complex engineering projects in sectors such as Process & Water, Energy, Defence, Oil & Gas and Nuclear.

We offer clients a range of services including design, manufacturing, installation, construction and commissioning. Through collaboration with our strategic technology partners and enhancing our in-house design and manufacturing capability, we have aligned the company to be at the forefront of engineering excellence.

Our in-house multi-disciplinary services include civil, process, mechanical, electrical, instrumentation, control and automation, supplemented by the design and manufacture of Control Panels, MCC’s, PLC’s, SCADA and automation systems.

We have over 1000 employees and with a healthy forward order book with a targeted turnover of £150m this year, it is an exciting time to join a business where you can reach your full potential and develop your career.