Interim Payroll & HR Systems Transformation Lead – 12 months FTC - Inside IR35

Oliver Sanderson Group PLC; Bristol; Hybrid; GBP 70,000 - 90,000; Full time

Job summary

A leading Facilities Management organisation is seeking an exceptional Interim Payroll & HR Systems Transformation Lead to drive the unification of Payroll and HR systems. This high-impact hybrid role involves defining a new systems ecosystem, owning the migration plan, and leading cross-functional teams. Ideal candidates have expertise in transformation programmes and strong communication skills at the senior stakeholder level. This position offers a 12-month FTC with a compelling package.

Qualifications

• Proven expertise leading end-to-end transformation programmes in Payroll and HR environments.
• Experience in payroll system integrations and delivering measurable business benefits.
• Ability to communicate complex change with clarity and impact.

Responsibilities

• Define the blueprint for a new Payroll & HR systems ecosystem.
• Own the migration plan from system build through to deployment.
• Lead cross-functional teams to drive transformation.

Skills

Expertise in leading transformation programmes

Deep understanding of SAP

Experience in business case development

Effective communication to stakeholders

Strong project governance

Job description

Our client, a leading Facilities Management organisation in the midst of a major transformation, is looking for an exceptional Interim Payroll & HR Systems Transformation Lead to drive a strategic programme unifying Payroll and HR systems across the UK.

This is a high-impact role at the heart of a business‑wide change initiative - perfect for someone who thrives on complexity, clarity, and delivery.

Key areas of focus :

• Define the blueprint for a new Payroll & HR systems ecosystem, shaping the transition from legacy to future state.
• Own the migration plan - from system build through to testing, deployment, and post‑go‑live success.
• Simplify and standardise processes, aligning them with the business’s strategic vision.
• Deliver measurable outcomes - financial, operational, and strategic.
• Lead cross‑functional teams and collaborate across the business to make transformation happen.
• Influence senior stakeholders to secure buy‑in and drive alignment at every stage.
• Champion change with strong communication and engagement plans that ensure readiness and adoption.
• Work closely with the PMO to ensure governance, reporting, and project delivery stay on track.

What you'll bring :

• Proven expertise leading end‑to‑end transformation programmes in Payroll and HR environments.
• Deep understanding of SAP, HR system architecture, integrations, and data migration.
• Hands‑on experience in business case development, blueprint design, testing, and deployment.
• A track record of delivering payroll system integrations and measurable business benefits.
• The ability to communicate complex change with clarity and impact to senior stakeholders.
• Sharp attention to detail, strong project governance, and the confidence to hit the ground running.
• Flexibility to travel nationally when required.

This is a unique opportunity to shape the future of a major organisation - driving a transformation that will leave a lasting legacy. You’ll operate at the strategic core of a business that’s evolving fast and ready to invest in change done right.

This is a hybrid role with a combination of working from home and travel between the London, Newcastle and South Yorkshire offices.

This role is a 12-month FTC with an exciting package on offer.

If you’re a transformation leader who combines strategic vision with delivery discipline, we’d love to hear from you. Apply today and make your mark!