Job Description

Job Title: Payroll Administrator

Location: Bridgwater, Somerset

Compensation: Competitive + Benefits

Role Type: Full time / 12 Months Fixed Term Contract

Role ID: SF75409

Keep people paid accurately. Support a project that helps create a safe and secure world.

At Cavendish Nuclear, we’re working to create a safe and secure world, together. If you join us, you can play your part as a Payroll Administrator at Hinkley Point C Site, near Bridgwater, Somerset.

Working within a growing payroll team supporting one of the UK's most significant infrastructure programmes, you'll play a vital role in ensuring thousands of employees are paid accurately and on time. This is an excellent opportunity to build your payroll and administration career in a fast-paced environment where your work directly contributes to the success of major engineering and defence-related projects.

The role

As a Payroll Administrator, you'll be a key member of a collaborative payroll team, helping to coordinate payroll activities for a large blue-collar workforce. You'll support payroll processing, maintain critical records, respond to employee queries and help ensure accurate payroll data is available for processing. This is a rewarding opportunity to develop valuable payroll, administration and stakeholder management skills while supporting an organisation that delivers critical projects for the UK.

Day-to-day, you’ll be required to:

• Maintaining and updating payroll trackers, including new starters, leavers and employee changes.
• Collecting, logging and distributing payroll forms, including holiday, absence, lodge and pay query documentation.
• Supporting the payroll team with reports, metrics and payroll-related administrative activities.
• Assisting with payroll inductions and first-day briefings for new starters.
• Responding to payroll queries and helping colleagues resolve pay-related issues efficiently.

This role is 37 hours per week and is based at Hinkley Point C Site.

Essential experience of the Payroll Administrator:

• Recent experience working in a fast-paced administrative environment.
• Strong organisational skills with excellent attention to detail.
• Experience managing data and maintaining accurate records.
• Ability to communicate effectively with a wide range of stakeholders.
• Experience within payroll administration or payroll support would be advantageous.

Qualifications for the Payroll Administrator:

• Payroll or business administration related qualifications are desirable
• Experience working within payroll, finance or workforce administration.

Security Clearance

The successful candidate must be able to achieve and maintain Security Check (SC) security clearance for this role. Further details are available at United Kingdom Security Vetting: clearance levels - GOV.UK (www.gov.uk)

What we offer

• Generous holiday allowance
• Matched contribution pension scheme, with life assurance
• Access to a Digital GP, annual health check, and nutritional consultations through Aviva DigiCare+
• Employee share scheme
• Employee shopping savings portal
• Payment of Professional Fees
• Reservists in the armed forces receive 10-days special paid leave
• Holiday Trading is a benefit that allows UK Cavendish employees to buy additional leave or to sell up to one working week of annual leave from their annual entitlement. This Window opens February through to March annually.
• ‘Be Kind Day’ enables employees to take one working day's paid leave a year (or equivalent hours) to undertake volunteering work with their chosen organisation or registered charity
• Excellent development opportunities and benefits package including an employee assistance programme supporting physical, mental and financial wellbeing.

Cavendish

We’re Cavendish Nuclear — a team of c5,000 specialists and a core part of Babcock International Group.

Here, you’ll be part of something bigger. Across clean energy, defence, and civil decommissioning, your work will contribute to projects that are critical to energy security and national protection. Together, we’re shaping a future that lasts — not only through the impact we make, but through meaningful careers that respect your work-life balance.

Join us and discover how far we can go, together.

We are a disability confident committed employer. If you have a disability or need any reasonable adjustments during the application and selection stages, please email careers@babcockinternational.com with the subject header ‘Reasonable adjustments requirement’. We’re committed to building an inclusive culture where everyone’s free to thrive. We are happy to talk about flexible working – please ask about alternative patterns of work at interview.

Closing date: 25/08/2026

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