Human Resources Manager

HR Manager

AI Scale-Up (Data Centre Efficiency) | London (Hybrid)

Our client is a fast-growing, well-funded AI company on a mission to make critical infrastructure safer, more secure and more sustainable. Their technology helps data centres cut energy usage significantly by optimising cooling - one of the biggest energy costs in the industry - unlocking major sustainability gains at scale.

They're hiring a HR Manager to build and own their people function from the ground up as they scale. You'll shape team performance, culture and employee experience end-to-end - from recruitment and contracts through to policy, performance and retention - partnering closely with their VP of Operations and leadership team.

What you'll own:

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• Full employee lifecycle - recruitment, onboarding, performance, offboarding
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• Employment contracts, HR policies and the employee handbook
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• Payroll coordination, compensation benchmarking and benefits administration
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• Employee relations, engagement, culture and internal comms
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• Disciplinary, grievance and PIP processes
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• UK employment law and GDPR compliance
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• HRIS/ATS systems and HR reporting for leadership
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• Employer branding across LinkedIn, Glassdoor and beyond
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What you'll bring:

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• 3-5 years' experience in a People Ops, HR generalist or HR manager role, ideally within a tech startup or scale-up
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• Strong knowledge of UK employment law, GDPR and statutory compliance
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• Hands-on experience owning the full employee lifecycle
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• Experience with payroll coordination, comp benchmarking and benefits administration
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• Confidence running disciplinary, grievance and PIP processes independently
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• CIPD Level 5 (or equivalent experience) is a plus
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Why join:

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• Build the people function from the ground up at a high-growth AI company solving real climate impact
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• Hybrid working from their London office, plus a cycle to work scheme
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• Competitive salary and benefits, including a generous EMI share option plan
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Salary: £65,000

Location: London (Hybrid)