Flexible Office Manager (20–30 hrs) – Amsterdam

WEBB Traders BV; Amsterdam; On-site; EUR 24,000 - 40,000; Part time

Benefits offered by this job

Hybrid schedule

Office 4-5 days

Learning & development

Meals provided

ClassPass access

Friday drinks

Amsterdam office

Travel reimbursements

Bonus scheme

Job summary

WEBB Traders BV in Amsterdam is seeking an office manager to support day‑to‑day operations for 20–30 hours per week. You will manage office operations, mail and calls, supplies, travel, events, and budgets, and act as an enthusiastic, hands‑on all‑rounder.

The role requires Dutch and English fluency, proven admin experience, strong multitasking, attention to detail, and a proactive attitude. You’ll collaborate with Marex colleagues and help maintain a welcoming, efficient office.

Qualifications

• Proven office management or administrative experience.
• Enthusiastic, social and energetic personality.
• Strong time management and ability to multi-task.
• Ownership mindset with proactive, hands-on mentality.
• Attention to detail and problem-solving skills.
• Ability to work independently.
• Excellent Dutch and English communication, written and verbal.
• Digital fluency across systems and platforms (Microsoft 365, Slack, Google Workspace).
• Mature, confident, and able to handle competing/last-minute requests.
• Genuinely service-minded, willing to support a range of tasks.

Responsibilities

• Manage office operations and day-to-day functions.
• Handle mail, emails, and phone calls.
• Oversee supplies and procurement.
• Liaise with facilities, cleaners, and building management.
• Organize events, meetings, and social activities.
• Coordinate travel and accommodations across Marex offices.
• Manage office budgets and expenses.
• Assist with HR-related tasks like onboarding and records.
• Maintain office policies and procedures.
• Provide flexible, hands-on support for any task.

Skills

Office management

Administrative experience

Multi-tasking

Ownership mindset

Attention to detail

Independent worker

Dutch and English

Digital literacy

Proactive attitude

Problem solving

Education

Bachelor Facility Management

Tools

Microsoft 365

Slack

Google Workspace

Job description

WEBB Traders BV in Amsterdam is seeking an office manager to support day‑to‑day operations for 20–30 hours per week. You will manage office operations, mail and calls, supplies, travel, events, and budgets, and act as an enthusiastic, hands‑on all‑rounder.

The role requires Dutch and English fluency, proven admin experience, strong multitasking, attention to detail, and a proactive attitude. You’ll collaborate with Marex colleagues and help maintain a welcoming, efficient office.