This is a home based role with visit to client sites (mainly based in the South) 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