Human Resources Manager

Job Description

HR Manager

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AI Scale-Up (Data Centre Efficiency)

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Central London (2 days per week onsite)

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£60,000 to £80,000 starting salary

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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.

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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.

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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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