Senior Executive Assistant Job at London Full Time

Senior Executive Assistant

Head Office – Wonderfield Group

Contract: Full Time Salary: 60,000 – 65,000 Contracted Hours: 40

The Wonderfield Group has recently been purchased by Zensho Holdings, the leading food service company in Japan with a market cap of $5.5b and whose aim is to become the worlds largest food company, a position from which we can eradicate hunger and poverty from around the globe. We operate restaurants, factories, and thousands of sushi kiosks and have recently built a successful cut fruit business, Snowfruit. Combining this with the three businesses previously owned by Zensho, AFC, Sushi Circle and Sushi Take, results in annual sales of $2.5b and Ebitda in excess of $140m a year with an ambitious growth trajectory.

What we’re looking for

Proven experience as a Senior Executive Assistant supporting multiple senior leaders (ideally SLT/Board level)Exceptional diary and stakeholder management skillsStrong commercial awareness and the ability to anticipate executive needsHigh level of discretion and professionalismExcellent communication skills, with confidence engaging at all levelsHighly organised, adaptable, and calm under pressureMultilingual skills preferred – Japanese language is a strong advantage

Senior Executive Assistant (UK Leadership Team)

Hybrid working – 3 days office both Acton and Shoreditch

We are seeking an experienced and highly professional Senior Executive Assistant to provide dedicated support to 5 members of the UK Senior Leadership Team. This is a pivotal role requiring a high level of discretion, organisation, and business awareness, acting as a true partner to senior stakeholders in a fast-paced environment.

Ideally, you will be multilingual, with Japanese language skills highly desirable, to support engagement with our global teams.

About the roleThis is more than a traditional EA position — you will be at the heart of the leadership team, managing complex schedules, anticipating needs, and ensuring priorities are aligned. Alongside executive support, you will also take ownership of office operations across our Acton campus, ensuring a seamless and professional working environment.

Key responsibilities

Extensive and complex diary management across multiple senior stakeholders, including prioritisation, conflict resolution, and forward planningActing as a gatekeeper and key point of contact for the SLT, managing communications and stakeholder relationships internally and externallyCoordinating and managing international and domestic travel, including detailed itineraries and last-minute changesPreparing high-quality presentations, board packs, and briefing materialsAttending Executive meetings, taking accurate minutes, and tracking actions to completionSupporting leadership with planning cycles, key projects, and business prioritiesManaging confidential information with absolute discretionOverseeing the day-to-day operations of three offices on the Acton campusManaging suppliers, budgets, and office-related contractsEnsuring full compliance with health & safety and workplace standardsLeading office improvements, space planning, and employee experience initiatives

We’re proud to offer:

• Fantastic hybrid working environment working Mon- Thurs on site and generally Fridays from home.
• Opportunity