Senior HR Operations Specialist

You'll be the go-to expert for UK People Operations at Expenti - owning a smooth, supportive experience across the whole employee lifecycle, from onboarding to payroll to policy, reporting into, and working within the strategy and priorities set by the Head of People & Workplace.Alongside that, you'll lend your organizational sharpness to the Workplace team in the London office when needed - a smaller but genuinely valued part of the role.Key ResponsibilitiesPayroll & Benefits Own and run monthly UK payroll accurately and on time, with the external provider and Finance.Manage and issue P60 and P11D reporting.Manage and administer all benefits, including enrolments, changes, cancellations and joiner/leaver registration.Maintain an evolving knowledge and understanding UK employment law, payroll and tax.People Operations Own the day-to-day running of critical UK people-operations processes, keeping them accurate, compliant and on time.Deliver a smooth, supportive people-operations experience across the end-to-end UK employee lifecycle.Act as the key UK People team contact, providing empathetic guidance to employees.Maintain compliance with UK employment legislation.Support the creation and review of HR policies and maintenance of the Employee Handbook.Contribute to engagement and wellbeing initiatives.Support performance-review cycles, development planning and talent initiatives.Support employee onboarding, offboarding, terminations, settlement agreements, entity migrations and subrogations.Systems & ReportingOwn and maintain the HRIS (HiBob) for UK employees, with accurate data.Support HRIS optimisation, reporting and process improvements for UK data, in partnership with the HiBob system owner.Workplace supportSupport the Workplace team in the London office with WP tasks when needed.Support the delivery of company events and employee-experience initiatives in the London office.What you'll bringAutonomy, ownership and sound judgement; exceptional attention to detail and prioritisation; expertise in UK payroll, tax and employment law; HRIS (HiBob) administration; process improvement and reporting; AI adoption; a flexible, hands-on attitude to support the London workplace when needed; empathy and discretion with confidential information.What's in it for youInspiring and fulfilling work at the innovative, value-driven global company that uses cutting-edge tech.Global work experience in agile methodology.International, friendly and inclusive multi-cultural environmentAttractive salary and flexible benefits package (i.e. medical insurance, private pension scheme, free language classes).Flexible working hours and ways of working, well-being programs, learning and growth opportunities every day.Flexibility of working from home or in the office to stay both safe and collaborative (2 office days a week)