Payroll and Benefits Specialist

London, (Hybrid Working)Part-Time (0.6–0.8 FTE)Fixed-Term Contract until May 2027Competitive Salary + Discretionary Bonus

We're looking for an experienced Payroll & Benefits Specialist to join a collaborative HR Reward team and take ownership of payroll, benefits and pension administration across UK and Jersey entities.

This is an excellent opportunity for a payroll professional who enjoys combining technical expertise with stakeholder engagement, vendor management and continuous improvement in a dynamic and people-focused environment.

As the subject matter expert for payroll and benefits, you will:

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• Manage and reconcile monthly payroll submissions across the UK and Jersey, ensuring accuracy, compliance and timely delivery.
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• Oversee payroll reporting, pensions and benefits administration, partnering with providers including ADP, Mercer Marsh and Aviva.
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• Act as the key contact for employee payroll and benefits queries, providing guidance on parental leave, salary sacrifice arrangements and HMRC-related matters.
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• Manage the flexible benefits platform (Darwin), including annual enrolment, renewals, testing and employee communications.
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• Build and maintain strong relationships with benefits and pension providers, proactively resolving issues and ensuring a seamless employee experience.
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• Support regulatory requirements including visa-related payroll obligations, international assignments and payroll audits.
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• Produce payroll and benefits reporting, management information and data insights while maintaining the highest standards of accuracy and compliance.
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You'll bring:

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• Proven experience managing end-to-end payroll, ideally using ADP or a similar payroll system.
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• Strong Excel skills, including Pivot Tables and payroll reporting.
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• Experience administering employee benefits and pensions.
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• Experience managing external supplier and provider relationships.
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• Excellent attention to detail and organisational skills.
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• A proactive, hands-on approach with the ability to work independently.
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• Strong communication and stakeholder management skills.
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Ideally, you'll also have:

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• Experience using the Darwin benefits platform.
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• Experience within financial services or another regulated environment.
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• Exposure to international assignments and payroll-related tax considerations.
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• A varied role combining payroll, benefits, pensions and vendor management.
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• The opportunity to play a key role within a high-performing Reward team.
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• Flexible, part-time hours (0.6–0.8 FTE).
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• Hybrid working model.
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• Competitive salary and discretionary bonus.
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• Fixed-term contract through to May 2027.
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If you're an experienced payroll professional looking for a broad and impactful role within a collaborative HR team, we'd love to hear from you.