Administrative Assistant & Office Manager – London

Company: Arendt & Medernach
Apply for the Administrative Assistant & Office Manager – London
Location: London
Job Description:

About Arendt

Arendt is your legal, tax and business services firm in Luxembourg. At Arendt we combine the entire value chain of services dedicated to asset managers, banks, insurers, public institutions, commercial companies and private clients operating in Luxembourg. Arendt offers specialist advice, that encompasses all legal, regulatory, taxation and advisory aspects of doing business in Luxembourg. The driving force behind our work is what our clients need and our commitment to supporting their success. Given the ongoing development of our firm, we are currently recruiting:

Responsibilities

  • Managing daily administrative and secretarial tasks for the London office, including answering calls, welcoming clients, handling mail, and organising internal and external meetings;
  • Coordinating business travel arrangements and preparing required documentation;
  • Preparing, formatting, and filing business and legal documents in line with internal conventions;
  • Handling timesheet entries, issuing invoices, and ensuring data accuracy in the billing system;
  • Managing office logistics such as supplies, equipment, facilities, and liaising with local suppliers and service providers;
  • Coordinating all housing and relocation matters for expatriates (apartment management, residence planning, house hunting, onboarding/support);
  • Assisting with the organisation of client events, presentations, and internal office activities;
  • Ensuring smooth day‑to‑day office operations and acting as the primary point of contact with the Luxembourg office;
  • Performing any other administrative duties required to support the team and ensure efficient office management.

Qualifications

  • You are fluent in French and English;
  • You have up to 4 years of experience in administration, office management, or assistant roles, ideally in an international or professional services environment;
  • You have excellent organisational skills, the ability to multitask, and strong attention to detail;
  • You are highly proficient in MS Office and comfortable managing multiple administrative systems;
  • You have a service‑oriented mindset with excellent communication skills and a proactive, hands‑on approach to problem solving;
  • You can work autonomously while remaining a reliable and collaborative team player;
  • You handle confidential information with discretion and professionalism.

Arendt promotes equal opportunities and values each employee for what they bring to the community. For more information, please refer to our diversity and inclusion policy on our website.

Please be aware that the selected candidate will be required to provide a criminal record (or certificate of good conduct).

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Posted: June 1st, 2026