Interim Business Analyst

Interim Business Analyst - £500pd

Rate:
Up to £500 per day (Umbrella, inside IR35)

Length:
Contract to October 2026 (scope to extend)

Client:
Major Public Sector organisation

Location:

Hybrid and UK-Wide (Nottingham, Birmingham, Leeds, Ipswich, London, Newcastle, Manchester, Edinburgh, Exeter, Cardiff)

We're looking for an experienced, Interim Business Analyst to join a major public sector transformation programme, helping shape the future of operational efficiency through business change, process improvement and the development of a robust Unit Cost Framework.

This is a fantastic opportunity for a BA who combines strong business analysis skills with a solid finance background, and enjoys turning complex operational processes into meaningful, data-driven insights.

You’ll play a pivotal role across a portfolio of business change initiatives, including process transformation, service improvement, technology-enabled change and cost modelling.

Working closely with Finance, Operations, Data and Technology teams, you will:

• Lead workshops to gather and challenge business requirements.
• Map As Is and To Be business processes using BPMN.
• Link business activities to underlying cost drivers, ensuring full traceability from process to output.
• Support the development of a Unit Cost Framework and cost allocation methodology.
• Analyse operational performance, identify improvement opportunities and contribute to business cases.
• Work with stakeholders to identify data requirements, system dependencies and reporting needs.
• Support testing, implementation and business readiness throughout the project lifecycle.
• Collaborate with senior stakeholders to deliver sustainable, evidence-based business improvements.

• Proven experience delivering complex business change programmes.
• A strong finance background, including unit cost frameworks, cost modelling or cost allocation.
• Excellent BPMN process mapping experience across end-to-end business processes.
• The ability to connect business processes with operational cost drivers and performance metrics.
• Outstanding stakeholder engagement and workshop facilitation skills.
• Experience working within public sector organisations.
• Strong analytical thinking with the confidence to challenge, influence and drive change.