Commercial Procurement Solicitor

Job Title: Lawyer (12-Month assignment)

Programme: Source to Pay (S2P) / COUPA Implementation

Location: West Sussex

Rate: £600 day rate via umbrella company

The Role

We are currently supporting a major transformation programme and are looking to appoint a Lawyer to provide dedicated legal support during the implementation of a new Source to Pay (S2P) system (COUPA). This is a key role focused on standardising, simplifying, and integrating legal and procurement documentation into a system led environment, ensuring processes are compliant, efficient, and scalable. You will work closely with Procurement, Legal, and Programme stakeholders to ensure legal frameworks are aligned to system workflows ahead of go live.

Key Responsibilities Contract Templates & Clause Library

• Develop a structured and standardised clause library within COUPA
• Review and rationalise existing contractual clauses
• Ensure all clauses are clearly categorised and system ready

Contract Template Development

• Build and configure a suite of standard contract templates
• Align templates with current legal and procurement standards
• Ensure templates are optimised for use within automated workflows

Procurement Documentation

• Configure standard procurement documentation, including:
  • RFQ / RFP / ITT documents
  • Call offs and direct awards
  • Standard legal communications (e.g. NDAs, novations, termination and extension letters)
• Support the move to system led procurement processes, reducing manual input

Commercial Rules & Guidance

• Develop a Commercial "Rules Book" outlining:
  • Use of standard clauses and templates
  • Approval thresholds and escalation points
  • Key legal and commercial guardrails
• Produce clear guidance materials to support consistent use

Programme Support

• Act as a key legal point of contact for the S2P programme
• Support system design, testing, and implementation activitiesCollaborate with stakeholders to ensure timely delivery of outputs
• Support knowledge transfer ahead of go live

About You

• Strong background in commercial contracts and procurement law
• Experience creating and managing contract templates and clause libraries
• Ability to translate legal requirements into practical, system based solutions
• Experience supporting transformation programmes or working with ERP/S2P systems is desirable

What You'll Deliver

• A fully configured clause library within COUPA
• A suite of standardised, system ready contract templates
• Procurement documentation aligned to automated workflows
• A clear Commercial Rules Book and supporting guidance