Temp HR Administrator — Onboarding & People Ops

Osborne Appointments; Fenny Stratford; On-site; GBP 17,000 - 25,000; Part time

Job summary

Osborne Appointments is seeking a detail‑oriented Temporary HR Administrator to join a busy People Team in Milton Keynes. You will handle day‑to‑day HR administration, support onboarding, maintain records, and respond to employee and manager queries with accuracy.

The successful candidate will have at least 12 months' experience in a busy HR function, strong organisational and numeracy skills, and familiarity with HRIS systems (People XD advantageous).

Qualifications

• 12 months' experience in a busy HR/People function.
• Strong organisational skills with ability to manage multiple priorities.
• Excellent attention to detail and numeracy with handling employee data.
• Experience with HR systems and maintaining records; People XD advantageous.
• Payroll administration exposure beneficial.
• Microsoft Office proficiency, especially Excel, Word and PowerPoint.
• Excellent communication and customer service skills.
• Proactive and collaborative, keen to improve processes.
• CIPD qualification desirable but not essential.

Responsibilities

• Act as first point of contact for employee and manager queries on HR policies, leave, absence, benefits and HR systems.
• Manage end-to-end onboarding, prepare contracts, coordinate background checks and pre-employment requirements.
• Maintain accurate employee records and HR systems; perform regular data updates and audits.
• Support payroll accuracy by recording and reconciling absence data across HR systems.
• Administer employee benefits including Cycle to Work, season ticket loans, healthcare, eye care vouchers.
• Support Right to Work checks and monitor expiring documentation.
• Prepare employment documents such as reference letters and probation confirmations.
• Assist with supplier onboarding, invoice processing and general People Team administration.
• Contribute to process improvements to streamline workflows and data accuracy.

Skills

HR administration

Payroll support

Data accuracy

HRIS experience

Excel

Education

CIPD qualification

Tools

People XD

HRIS systems

Job description

Osborne Appointments is seeking a detail‑oriented Temporary HR Administrator to join a busy People Team in Milton Keynes. You will handle day‑to‑day HR administration, support onboarding, maintain records, and respond to employee and manager queries with accuracy.

The successful candidate will have at least 12 months' experience in a busy HR function, strong organisational and numeracy skills, and familiarity with HRIS systems (People XD advantageous).