The Role 

As a Construction Sourcing Specialist, you’ll be at the heart of delivering complex sourcing projects across the construction category, working with Government Departments, Local Authorities, and Public Sector Agencies. You'll act as a trusted advisor, driving commercial value, regulatory compliance, and innovative procurement strategies.

This is a client-facing, hybrid role where you’ll collaborate with internal teams—including legal, commercial, and operations—to deliver best-in-class procurement services that align with client goals.

Key Responsibilities

• Lead high-value, complex construction procurement projects
• Advise on routes to market, contracting models (JCT, NEC), and tendering strategies
• Conduct market research and supplier analysis to inform sourcing decisions
• Build strong relationships with senior stakeholders and key suppliers
• Negotiate favourable commercial terms, ensuring best practice and compliance
• Support delivery of social value and sustainability objectives through procurement
• Collaborate with internal teams across legal, finance, operations, and implementation

What we are looking for

• Solid understanding of the construction industry – e.g. Quantity Surveyor, PM, EA or CA background
• Familiar with standard forms of building contracts (particularly JCT)
• Knowledge of Public Contracts Regulations 2015 and the Procurement Act 2023
• Strong stakeholder engagement, negotiation and supplier management skills
• Passion for delivering value, innovation, and continuous improvement

Skills and experience 

• Educated to degree level 
• Experience working with or within public sector Contracting Authorities
• MCIPS, RICS or relevant professional qualification (desirable)

About Constellia

Constellia – Neutral Vendor solutions for Goods, Services, Technology and Works.

Established in 2007, Constellia is one of Britain's fastest-growing private companies and a leading Neutral Vendor Managed Service Provider in the UK. We manage over £300 million of spend across 200+ public and private sector organisations. We are also the UK's only neutral vendor, enabling public sector and utility clients access to the procurement of goods, works, services, and technology.