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Head of People

Arondite - London, England, United Kingdom - In-office - posted 2026-10-14

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Arondite is a defense and aerospace technology company that enables organizations to leverage autonomy, data, and AI at scale. The company provides foundational software for orchestrating platforms and capabilities to support mission-critical decision-making in austere environments. Backed by Index Ventures and other globally renowned investors, Arondite is at a pivotal growth stage, building an exceptional team with high autonomy and impact. As Head of People, you will lead the people function during a critical scaling phase. This is both a strategic and hands-on role where you'll build people processes and ways of working that enable the company to grow while maintaining its distinctive culture. Key responsibilities include: - Building scalable people processes and organizational design frameworks - Advising the leadership team on organizational structure and international expansion - Owning compensation, benefits, and equity strategy in collaboration with finance - Designing and executing performance review cycles and supporting managers - Developing and maintaining policies, handbooks, and contracts in compliance with UK employment law - Creating professional development and training programs - Coordinating internal communications and company events - Partnering with Talent Acquisition on candidate experience, recruiting, pre-boarding, and onboarding - Supporting employee relations and handling sensitive conversations with maturity The company emphasizes in-office collaboration and engineering-driven culture. You may need to travel to visit customers. The role requires or willingness to undergo UK security vetting (Security Check level or above), which typically requires 5+ years continuous UK residency. REQUIREMENTS: Must-have: - CIPD Level 5 (Associate Diploma) or higher - Senior generalist HR experience, including acting as senior people lead in a growing business - Experience in high-growth startup or scale-up, ideally in tech - Strong working knowledge of UK employment law and confidence handling employment relations cases independently - Experience designing and running pay and performance processes - Track record of building people processes from minimal structure Ideally also: - Experience supporting internationally traveling staff - Experience leading a People function and maintaining culture in multinational companies - CIPD Level 7 or Chartered membership

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