Payroll Administrator

Location: Warrington, Cheshire, or Devonport, Plymouth + Hybrid Working Arrangement

Compensation: Attractive Salary + Benefits

Role Type: Full time / Permanent

Build A Career That Keeps the Workforce Moving

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 our Warrington, Cheshire, or Devonport, Plymouth sites.

The role

As a Payroll Administrator, you will play a vital role in ensuring our people are paid accurately and on time, supporting the smooth running of essential projects that underpin national security and energy infrastructure. This is a full‑time, 37 hours per week role based in Warrington, Cheshire or Devonport, Plymouth with flexible working patterns available.

Day‑to‑day, you’ll be required to:

• Processing payroll data and supporting monthly payroll activities to ensure accuracy and timeliness
• Checking and inputting timecards, resolving queries and discrepancies efficiently
• Supporting colleagues and stakeholders with payroll‑related queries and administration
• Maintaining accurate records and ensuring compliance with payroll processes and procedures
• Working collaboratively with the wider payroll team to meet deadlines and deliver a high‑quality service

Essential experience of the Payroll Administrator:

• Using Microsoft Excel with confidence, including functions such as VLOOKUP
• Working in a fast‑paced administrative environment with high attention to detail
• Demonstrating adaptability and the ability to manage changing priorities
• Communicating effectively with stakeholders and team members
• Managing workload to meet deadlines and ensure accuracy

Qualifications for the Payroll Administrator:

• GCSEs (or equivalent) in Maths and English
• Payroll or finance‑related qualifications would be advantageous
• Previous payroll experience would be beneficial but not essential

Security Clearance

The successful candidate must be able to achieve and maintain Standard (BPSS) security clearance for this role.

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.
• '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.