People Business Partner

Role Overview

• Partner with senior leadership to develop and implement people strategies aligned with business goals
• Work effectively across organisational silos and multiple agencies, driving alignment and consistency
• Provide expertise in organisational development, workforce planning, and restructuring initiatives
• Lead and support HR systems rollouts and optimisation, with a strong preference for experience with Sage People or Bob (HiBob)
• Drive operational excellence across people processes, payroll, and HR administration
• Ensure scalable and efficient systems to support a growing, international workforce
• Act as a trusted advisor to employees and managers across the full employee lifecycle
• Manage and resolve complex employee relations cases, including investigations and risk mitigation
• Coach managers on performance, engagement, and best practice
• Oversee the full employee lifecycle including onboarding, engagement, development, and offboarding
• Partner with Global Head of Talent Acquisition to attract and retain top talent
• Deliver a high-quality, consistent onboarding experience
• Lead and facilitate end-to-end performance review cycles, including objective setting, mid-year check-ins, and year-end evaluations
• Design and deliver line manager training programmes, equipping managers with the skills to have effective performance conversations, give meaningful feedback, and manage underperformance
• Build and maintain a suite of manager development resources, toolkits, and guides to support consistent people management practice across the business
• Partner with leadership to identify capability gaps and design targeted learning interventions
• Support succession planning and long-term talent development strategies
• Coordinate and deliver learning and development initiatives, including workshops, e-learning, and on-the-job learning programmes
• Own the L&D calendar, managing scheduling, communication, and evaluation of training activity
• Measure and report on the effectiveness of learning programmes, using data to continuously improve
• Oversee all US benefits provision, including health, dental, vision, 401(k), and ancillary benefits, managing broker relationships and annual renewal processes
• Support compensation and benefits design and administration
• Oversee and contribute to payroll processes, ensuring accuracy and compliance
• Ensure alignment with internal frameworks and external market practices
• Lead and support organisational change and restructuring programmes
• Guide leadership through change with clear communication and practical implementation strategies
• Develop and maintain HR policies and procedures
• Ensure compliance with UK employment legislation, as well as working knowledge of US employment law across key states, including:
• California
• Florida
• New York City
• Analyse HR data and metrics to inform decision-making and present insights to senior leadership

Requirements

• 5+ years of HR experience, including at least 2 years in a Business Partner role within an agency or fast-paced environment
• Minimum 4 years' experience working directly with US-based workforces, with a strong understanding of the US employee experience
• Strong experience working across large, multi-site or multi-agency organisations
• Proven expertise in employee relations, organisational development, and HR operations
• Demonstrated experience managing complex ER cases
• Experience with HR systems implementation, ideally Sage People or Bob (HiBob)
• Strong working knowledge of UK employment law, with familiarity with US employment law (California, Florida, NYC preferred)
• Experience managing or supporting payroll processes
• Demonstrated experience designing and delivering L&D programmes, including line manager training, performance review processes, and capability-building initiatives