HR Assistant

Location: Fully remote, with the role serving as the team's UK presence and supporting colleagues during UK hours; London HQ

Company

Mission-driven international nonprofit running large events and conferences worldwide, with staff across the UK, US, Canada, and other locations.

What you will do

• Prepare monthly UK and US payroll inputs, including time-off and pension changes, and create reports for payroll providers in Excel or Google Sheets.
• Own end-to-end onboarding, including welcome communications, equipment, system access, early check-ins, and hiring manager updates.
• Maintain accurate data across country-specific HR and payroll platforms and produce reports as needed.
• Manage contractor pre-clearance, contracts, expense reimbursements, and coordination with Finance.
• Handle routine UK administration and US state and city tax registration processes, with support from external providers.
• Maintain the Notion handbook and support engagement surveys, retreats, and wider people projects.

Requirements

• 2–3 years of experience, ideally in HR, recruitment, payroll, or a related administrative role.
• Strong attention to detail and accuracy with data.
• Confidence using Excel or Google Sheets.
• Ability to manage multiple deadlines and communicate clearly with colleagues at all levels.
• Strong interest in developing a long-term career in HR and people operations.
• Ability to support the UK presence of the People team during UK hours.

Nice to have

• Experience as a recruiting or HR assistant, particularly in a foundation, charity, or large nonprofit.
• Payroll or accounting experience.
• Experience with HR or payroll systems such as Deel, Gusto, or Paychex.
• Experience building tools or automating tasks with AI, especially Claude.
• A degree in HR, business administration, or a related subject.

Culture & Benefits

• Fully remote working environment.
• Small, collaborative People team.
• Opportunity to contribute to international events, conferences, retreats, and nonprofit initiatives.
• Scope to improve onboarding processes, maintain the handbook, and support broader people projects.