Administrator in London

The Senior HR Generalist supports the full employee lifecycle, combining hands‑on HR delivery with strategic partnering to align people initiatives with business goals. Operating as a standalone HR role for a workforce of approximately 70 employees, the position builds strong stakeholder relationships, ensures compliance with UK employment legislation, and contributes to the development and delivery of the organisation’s people strategy.

A key initial priority is leading the implementation of a HRIS platform, overseeing its build, testing, and rollout to create a scalable, reliable system that underpins data‑driven decision‑making and supports the continued growth of Bree Construction.

• Support the full employee lifecycle, providing a proactive and commercially focused HR advisory service across the business.
• Act as a trusted HR Advisor, confidently managing employee relations matters including disciplinaries, grievances, and absence, ensuring fair and consistent application of policy and UK employment legislation.
• Lead and support organisational change initiatives, including restructures, consultations, and change management activities.
• Support the build, implementation, and ongoing maintenance of the HRIS, ensuring data integrity and optimising its use to support business growth.
• Develop, manage, and deliver training plans, ensuring employees and managers are equipped with the skills and knowledge required, with a strong focus on compliance.
• Oversee employee benefits administration, ensuring offerings remain competitive and aligned with business needs.
• Manage and coordinate the annual performance review cycle, supporting managers to drive a high‑performance culture.
• Take ownership as a standalone HR role, managing priorities independently while influencing stakeholders across all levels.
• Produce, analyse, and interpret people data and reports, supporting payroll processes, performance reviews, and strategic decision‑making.
• Ensure all HR policies, procedures, and practices remain compliant, up to date, and effectively communicated across the organisation.
• Support recruitment activities where required, ensuring a positive candidate experience and alignment with business needs.
• Coach and upskill line managers on HR best practice, improving capability across the business.

• Proven experience in a Senior HR Generalist or standalone HR role, managing the full employee lifecycle within an SME environment.
• Strong employee relations expertise, with confidence handling disciplinaries, grievances, restructures, and change management.
• Experience supporting or leading HRIS implementation, with good systems knowledge and data accuracy focus.
• Strong knowledge of UK employment legislation, with the ability to apply this in a practical, commercial way.
• Strong stakeholder management and organisational skills, with the ability to work independently, analyse people data, and influence decision‑making.