Interim Assistant Procurement Manager £360pd

Company: 1st Executive
Apply for the Interim Assistant Procurement Manager £360pd
Location: London
Job Description:

Interim Assistant Procurement Manager

Contract: Initial 6-month contract (with potential extension). Rate: £360 per day (Umbrella, Inside IR35). Location: Hybrid, with 50% office-based London. Client: Major Public Sector organisation.

An Interim Assistant Procurement Manager to join a busy and expanding Corporate Services procurement team within a large public sector organisation.

This is an excellent opportunity to work in a fast‑paced, high‑volume commercial environment, delivering end‑to‑end procurement activity across a broad portfolio of low to medium complexity procurements (up to c.£5 million).

You will be part of a newly established category delivery model, providing the opportunity to influence ways of working, support continuous improvement and gain exposure to a wide range of procurement categories.

The Role

You will independently manage a high volume of procurement exercises while receiving support from experienced professionals where required.

  • Deliver end‑to‑end public sector procurement processes, including mini competitions, direct awards and contract variations
  • Support procurement strategies, governance papers and award documentation
  • Develop tender documentation, including Invitations to Tender (ITTs) and evaluation criteria
  • Manage tender exercises and coordinate evaluation panels
  • Maintain procurement records and use procurement systems
  • Work closely with internal stakeholders to prioritise workloads and meet delivery deadlines

Requirements

  • Proven experience delivering end‑to‑end public sector procurement exercises independently
  • Strong organisational skills with the ability to manage competing priorities in a high‑volume environment
  • Excellent commercial writing and documentation skills, including tender documentation and governance papers
  • Ability to work independently with minimal supervision
  • Strong stakeholder engagement and communication skills
  • Experience using eProcurement systems is desirable but not essential

This is an urgent requirement. If interested, please apply as soon as possible and for any questions contact claire.shipman@1st-executive.com.

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Posted: June 28th, 2026