Arqit is a global pioneer in quantum-safe encryption: we provide a proven defence against both current cyber dangers and impending quantum threats. Our 100 staff worldwide describe Arqit as providing a positive and inclusive working environment, where staff feel that managers care about the success and well‑being of their teams, and individuals feel valued as employees.
We have a new opportunity for an Office Manager, who will also act as Executive Assistant to the CEO. In this pivotal dual role, you’ll be both the operational backbone of our Westminster office and the trusted right hand to our CEO. You’ll ensure our workspace runs seamlessly while providing high‑level executive support that enables the CEO to focus on driving our growth in one of the most exciting and competitive markets today. Your work will directly influence our ability to move fast, stay agile, and deliver on our mission to keep our clients safe.
Working on a hybrid basis, you will be based from our friendly and comfortable offices which are located conveniently close to Westminster, St James Park and Victoria stations.
What you’ll be doing
Office Management
- Overseeing the smooth day‑to‑day running of our Westminster office, ensuring a professional, secure, and efficient environment
- Coordinating company‑wide events, meetings, and celebrations, from customer meetings and strategy sessions to team socials
- Acting as a key point of contact for staff, visitors, and external partners, ensuring a warm welcome and a professional experience.
Executive Assistant to the CEO
- Managing the CEO’s complex diary, scheduling meetings, travel, and events with precision and foresight.
- Preparing agendas, briefing documents, and presentations for meetings with clients, investors, and partners.
- Handling confidential correspondence and documents with absolute discretion.
- Act as a liaison between the CEO and internal/external stakeholders, ensuring timely follow‑up and clear communication.
- Anticipate the CEO’s needs, proactively resolving issues before they arise to keep strategic priorities on track
What we’re looking for
- Proven experience as both an Office Manager and Executive Assistant (or in a role combining both functions).
- Exceptional organisational skills with the ability to juggle multiple priorities in a fast‑paced environment.
- Excellent written and verbal communication skills, with a professional and approachable manner.
- Discretion, integrity, and the ability to handle sensitive information with care.
- A proactive, solutions‑focused mindset—you don’t just manage tasks, you make things better.
Please note, the ability to work in the country without restrictions is ESSENTIAL; there may also be a need for security clearance in future.
Why you’ll love it here
- Friendly, inclusive and supportive company culture, where we treat people like people and value everyone’s contribution.
- A central Westminster location, surrounded by history, culture, and great parks, pubs and restaurants.
- Competitive salary and benefits package, including private healthcare and share allowances
- Annual learning & development budget to invest in your growth.
- Regular team socials, wellness initiatives, and a friendly, welcoming environment.
- The chance to work closely with senior leadership in a cutting‑edge industry that’s growing fast and making a real‑world impact.
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