Senior People Operations Specialist (AI)

Location: On-site in the United Kingdom, based at the London offices on Paul Street; office-first work is the default.

Company

hirify.global is building an AI-powered legal operations platform for in-house legal teams, used by more than 500 companies and backed by $100M from Index Ventures, General Catalyst, Highland Europe, and others.

What you will do

• Own payroll controls and monthly validation across UK payroll, PEOs, and other employment models, including reconciliation with Finance.
• Run visa and mobility operations end-to-end, including sponsorships, relocations, compliance, right-to-work controls, and immigration adviser coordination.
• Manage commission reviews, approvals, exceptions, payment accuracy, and reconciliations across sales systems, Finance, and payroll.
• Administer equity grants, approvals, documentation, vesting schedules, leaver events, exercises, cap table reconciliation, and employee communications.
• Build and improve people workflows in Humans, Ashby, and connected systems, using automation for pay reviews, promotion packs, onboarding, and routine queries.
• Own onboarding, probation, employment changes, transfers, parental leave, and offboarding across People, IT, Finance, and hiring managers.

Requirements

• 5+ years of People Operations or HR generalist experience in a scaling technology business or high-growth scaleup, with meaningful hands-on work in payroll, mobility, PEOs, and benefits.
• Experience building and running multi-country people processes from the ground up, not only maintaining existing structures.
• Confidence owning payroll controls, global mobility operations, and equity administration across multiple jurisdictions.
• Strong data literacy and experience with HRIS platforms, payroll systems, and ATS integrations, with a preference for automation over manual work.
• Clear written communication and the ability to produce clean documentation and audit-ready records.
• Ability to manage sensitive information, competing priorities, urgent requests, and appropriate escalation independently.

Nice to have

• Experience independently owning multi-country payroll, mobility, and equity through a scaleup's growth phase.
• Familiarity with PEO relationships, renewals, and service management.
• Experience with commission administration and pooling.

Culture & Benefits

• Office-first working model with in-office collaboration as the default.
• High standards for accuracy, timeliness, data integrity, and audit-ready operations.
• Foundational role with ownership of systems and processes scaling from approximately 130 toward 300 employees.
• Close collaboration with Finance, IT, People, hiring managers, leadership, and the Head of People or interim People leader.