Part-Time Office Administrator/Personal Assistant in London - Robert Walters

A growing financial services business is seeking an organised, proactive and professional Office Administrator/Personal Assistant to support its expanding UK team.

This is a varied role that combines office management, executive support and finance administration, offering the opportunity to become a key part of a collaborative and ambitious business.

This is a varied role that combines office management, executive support and finance administration, offering the opportunity to become a key part of a collaborative and ambitious business. The successful candidate will play an integral role in ensuring the smooth day-to-day operation of the office while supporting senior stakeholders and the wider team.

The position is currently offered on a part-time basis with flexible half-day hours.

Key Responsibilities

• Provide administrative and executive support to senior team members, including diary management, meeting coordination, travel arrangements and general business administration.
• Ensure the smooth day-to-day running of the office, maintaining records, filing systems and company documentation.
• Coordinate meetings and appointments, including scheduling, calendar management, preparing meeting materials and organising meeting facilities.
• Act as a central point of contact for administrative queries and support the wider team with day-to-day operational requirements.
• Prepare business correspondence, reports, presentations and other documentation as required.
• Manage electronic and physical document management systems, ensuring records are organised, accurate and handled confidentially.
• Assist with invoice processing, supplier administration, expense tracking and the maintenance of financial records.
• Support bookkeeping and finance administration tasks, including data entry, payment schedules and month-end activities.
• Liaise with external accountants and provide supporting documentation for reporting, audit and compliance purposes.
• Arrange courier collections and deliveries, monitor shipments and ensure important documents are dispatched and received in a timely manner.
• Manage office supplies and coordinate purchasing to ensure the office remains fully operational.
• Support the continuous improvement of office processes and contribute to an efficient and professional working environment.

Skills & Experience

• Previous experience in an Office Manager, Executive Assistant, Personal Assistant or Administrative Support role (ideally within financial services).
• Strong organisational and time management skills with the ability to prioritise effectively.
• Excellent written and verbal communication skills.
• Proficiency in Microsoft Office, including Outlook, Word, Excel and Teams.
• High level of accuracy, attention to detail and discretion.
• Experience supporting finance administration, bookkeeping or accounts-related processes.
• Comfortable using modern technologies and AI-powered workplace tools.
• Ability to work independently while also collaborating effectively with colleagues.
• Professional, personable and adaptable approach.

Requirements

• Minimum of 4-5 years of experience in a similar administrative, office management or executive support role (ideally within financial services).
• Experience managing diaries, coordinating meetings and maintaining document management systems.
• Familiarity with accounting software or financial administration processes would be advantageous.
• Previous experience within financial services, professional services or a corporate environment is desirable.

What's on Offer?

• Flexible part-time working arrangement.
• Opportunity to join a growing and dynamic financial services business.
• Broad and varied role with exposure across operations, administration and finance.
• Opportunity to make a meaningful impact within a small and collaborative team.
• Potential for the position to develop into a full-time role as the business continues to expand.

If you are a highly organised professional looking for a flexible role within a growing business, we would love to hear from you. Please apply with your CV and a brief summary of your relevant experience.

Robert Walters Operations Limited is an employment business and employment agency and welcomes applications from all candidates