Executive Assistant to CTO of global tech company

Oriel Partners
Central London

A unique opportunity has arisen for a polished and experienced Executive Assistant to support the CTO of a cutting-edge technology company. This is a fantastic role for a senior Executive Assistant who thrives in a fast-paced, high-growth environment and enjoys working alongside exceptionally bright and innovative leaders.

This Executive Assistant position offers the chance to become a trusted right hand to the CTO while joining an ambitious and rapidly expanding business at an exciting stage of growth. The company has a strong research presence across London, USA and Europe and is continuing to scale internationally.

This Executive Assistant role will provide dedicated 1:1 support to the CTO, ensuring his time is managed effectively and that priorities are coordinated seamlessly across multiple projects and stakeholders.

The successful Executive Assistant will become a key partner to a highly intelligent and respected executive, taking ownership of organisational priorities while maintaining a proactive yet measured approach. This role would suit a senior Executive Assistant who is adaptable, solutions-focused and happy to roll up their sleeves in a growing start-up environment.

Key Responsibilities of the Executive Assistant:

  • Complex diary and calendar management across multiple time zones
  • Coordinating extensive international and domestic travel arrangements
  • Preparing and processing expense reports
  • Organising meetings, leadership sessions and board meetings
  • Assisting with fundraising activities and investor-related coordination
  • Managing scheduling across senior stakeholders and leadership teams
  • Preparing meeting agendas, briefing materials and supporting documentation
  • Acting as a key point of contact on behalf of the CTO
  • Supporting office-wide initiatives and assisting the wider team when required
  • Maintaining strict confidentiality and professionalism at all times
  • Helping to drive operational efficiency within a growing organisation

The Ideal Executive Assistant:

  • Significant experience as a Senior Executive Assistant supporting C-suite executives
  • Must have experience supporting CTO or key technical leader
  • Previous experience working in a fast-paced start-up or high-growth business
  • Proven ability to support senior leaders operating across international markets
  • Strong experience managing complex calendars, travel and executive administration
  • Comfortable working with changing priorities and evolving business needs
  • Experience supporting board meetings and fundraising processes
  • Exceptional organisational skills and meticulous attention to detail
  • Confident handling high-pressure situations without becoming flustered
  • Naturally professional, polished and highly credible
  • A calm and adaptable approach with a genuine can-do attitude
  • Strong relationship-building skills and the ability to work collaboratively
  • Able to provide proactive support without being overly directive or pushy
  • Happy to be hands-on and get involved wherever needed

Additional Details

  • Based in King's Cross, London
  • Salary £60,000+ depending on experience
  • Full-time, permanent position
  • Hybrid role - 3/4 days in office
  • Core hours approximately 8:00am/9:00am to 5:00pm/6:00pm
  • Some flexibility required to support occasional meetings with US-based stakeholders
  • Excellent opportunity for a senior Executive Assistant seeking a long-term career move

Due to the volume of applications we receive, we are unfortunately unable to respond to every applicant.

Posted 2026-10-02

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