Human Resources Payroll Assistant

Fusion Group; Letchworth; Hybrid; GBP 25,000 - 30,000; Part time

Job summary

A clinical research organization is seeking a detail-driven Payroll Assistant in Letchworth. This part-time role offers flexibility, requiring 21 hours per week, with 1-2 days in-office. Responsibilities include organizing payroll data and liaising with providers. Ideal for candidates eager to build skills in payroll and HR while enjoying a hybrid work environment.

Qualifications

• Strong attention to detail and organization is essential.
• Comfortable working with numbers and spreadsheets.
• Clear communication and ability to manage deadlines.

Responsibilities

• Collect and organize payroll information accurately.
• Coordinate data submission to payroll providers.
• Maintain records for a smooth payroll process.

Skills

Attention to detail

Organizational skills

Confidentiality

Communication skills

Proactivity

Job description

Job Title: Payroll Assistant

Employment: (Part-Time, 21 hrs) 3 full days (7 hrs/day) or 10:00–14:00 across 4 day

Location: Hybrid - Letchworth

We’re looking for a detail-driven Payroll Assistant to support our growing team within a clinical research organisation servicing the pharmaceutical and biotech industry. This role is ideal for someone local who can work from the office 1–2 days per week and is keen to build experience across payroll and HR.

What you’ll do

• Collect, check and organise payroll information (new starters, leavers, salary changes, adjustments).
• Coordinate and submit accurate data to our external payroll providers to agreed deadlines.
• Be the day-to-day point of contact for payroll queries with providers and internal stakeholders.
• Maintain accurate records and help ensure a smooth monthly payroll process.
• Provide ad-hoc HR admin support (e.g., document collation, onboarding coordination, general enquiries)

What you’ll bring

• Strong attention to detail, organisation and confidentiality.
• Comfortable working with numbers, spreadsheets and sensitive information.
• Clear communicator who can manage deadlines and follow structured processes.
• Proactive, eager to learn, and happy to pitch in where needed.
• Prior exposure to payroll or HR is helpful but not essential if you’re quick to pick things up.

The offer

• Hours: 21 per week (3×7hr days or 4×10:00–14:00).
• Hybrid: In-office 1–2 days/week; otherwise work from home.
• Great role for someone seeking school-hours flexibility or returning to work while growing their payroll/HR skillset.

How to apply

Please apply to the role below, the recruitment team will be in touch soon! We welcome applicants from all backgrounds who meet the core requirements and have the right to work in the UK.

Best of luck!