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Chief of Staff

Full-time
London Area, United Kingdom

Chief Of Staff 

London  

Biotech AI  

We are supporting a fast-growing, founder-led company entering an ambitious growth phase, and we’re looking for a Chief of Staff to work directly with the CEO in a high-leverage operating role. This is an opportunity to sit at the center of the business, shaping how it runs, ensuring alignment, and driving execution across teams.

What you’ll do:

  • Partner directly with the CEO to translate strategy and vision into clear priorities and actionable plans.
  • Drive the company’s operating rhythm, including planning cycles, leadership meetings, and follow-through.
  • Lead cross-functional initiatives and ensure teams stay aligned and initiatives progress.
  • Build and refine scalable processes and systems to support growth.
  • Identify and resolve bottlenecks before they escalate, stepping into gaps as needed.
  • Ensure clarity, speed, and momentum as the company grows in complexity.

Who you are:

  • An experienced operator who thrives in fast-moving, high-ambiguity environments.
  • Comfortable working closely with a founder or senior leader, translating context into action.
  • Skilled at turning unclear or loosely defined problems into concrete outcomes.
  • Adept at cross-functional alignment and communicating across diverse teams.
  • Possess sound judgment, low ego, and a strong bias for action.
  • Prior experience in complex or technical environments is a plus, but curiosity and strong judgment matter most.

Must have:

  • Chief of staff experience  
  • Biotech AI/ML experience
  • Be onsite in London  

Please apply within or send an updated CV to agreatorex@barringtonjames.com

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