Senior Payroll Transformation Consultant in Slough

We are seeking a Senior Payroll Transformation Consultant with SC Clearance to support a large-scale HR & Payroll transformation programme. In this role, you will act as a hands-on payroll SME, ensuring payroll accuracy, compliance, and integrity throughout system transitions and service changes, and work closely with HR, Payroll, Finance, programme teams and third-party stakeholders.

This is an excellent opportunity for someone who has deep UK payroll expertise, strong analytical capability and experience working in complex, high-volume environments to make a significant impact in a large-scale transformation programme.

Responsibilities:

• Process and oversee end-to-end payroll activity including starters, leavers, changes, deductions, retros and corrections
• Apply expert knowledge of UK payroll legislation to ensure compliance across all payroll outputs
• Act as a technical escalation point for complex payroll issues and high-risk scenarios
• Support payroll transition activities including parallel runs, validation and reconciliation across systems
• Identify and resolve data integrity issues impacting payroll calculations and outputs
• Contribute to service design and operating model development ensuring payroll requirements are embedded
• Develop payroll documentation including SOPs, process maps and test scripts
• Support testing, cutover and hyper care phases to ensure a smooth transition into BAU

What does success look like in this role?

• Accurate and compliant payroll delivery throughout transformation phases
• Effective identification and resolution of payroll discrepancies and risks
• Strong stakeholder confidence in payroll outputs and processes
• Successful transition with minimal disruption to employees and operations

Skills & Experience:

• Strong hands-on experience processing payroll end-to-end in a high-volume environment
• Active Security Clearance (SC Clearance)
• Expert knowledge of UK payroll legislation including PAYE, NI, statutory payments and pensions
• Experience supporting payroll transitions, including parallel runs and data reconciliation
• Strong analytical skills with experience in payroll variance analysis and root cause investigation
• Experience managing payroll controls, cut off processes and post-payroll reconciliation
• Excellent communication and stakeholder management skills across HR, Payroll and Finance
• Experience working in shared services, outsourced or regulated environments
• Ability to produce payroll documentation including SOPs, workflows and test scripts

Desirable skills:

• Experience with Oracle Fusion Payroll or similar ERP systems
• Experience working on large-scale transformation or ERP implementation programmes
• Background in public sector or highly regulated environments
• Experience working with system integrators or consulting partners

About Peregrine:

We build workforces that deliver tech and change programmes at leading UK organisations. By combining data science from Peregrine Intelligence, our industry-accredited Peregrine Academy, and market-leading attraction and diversity initiatives, we bridge capability gaps at all levels in public and private sector organisations. We work closely with our clients to understand their challenges and deliver flexible, long-term solutions that make a real difference.

When you join Peregrine, you become part of a team that’s focused on growth, both yours, our clients’, and the sectors we support. You’ll also get access to a full range of benefits alongside your salary.

How Specialist Talent Works:

As a permanent employee at Peregrine, you’ll be part of our Specialist Talent team. That means you’ll work on-site or remotely with our clients, supporting them on complex, high-impact projects in Data, Digital and Business Transformation. You’ll get the variety and challenge of consultancy work, with the stability and support of a permanent role. You’re not a contractor - you’re a valued member of our team, with access to all the same benefits, learning opportunities, and community.

Our Culture:

We’re curious, open, and always learning. We believe in doing great work and doing it with integrity. We support each other, share ideas freely, and celebrate progress big and small. And we care about the impact we make, whether that’s helping clients solve tough problems or creating opportunities for people from all walks of life.

Diversity and Inclusion:

We’re proud to be a diverse team, with 20+ nationalities represented across Peregrine. We welcome people from all backgrounds and experiences, and we’re committed to building an inclusive workplace where everyone can thrive. Through our partnerships and internal initiatives, we’re working to improve social mobility, reduce our environmental impact, and help our clients build more inclusive teams too.