Administrative Assistant in London

Location: North London

Hours: Full-time, Monday to Friday (8:00 AM – 4:35 PM)

About the Organisation

This role sits within a long-established and prestigious British heritage organisation that supports nationally significant institutions, public-sector bodies, and international clients. The organisation is known for its professionalism, precision, and commitment to maintaining high standards across all operational and administrative functions.

Working across multiple national contracts and internal departments, the team manages a wide range of documentation, scheduling, correspondence, and workflow coordination — making this an excellent environment for someone who enjoys structured, detail-focused, and varied administrative work.

The Opportunity

As an Administrative Assistant, you will play an important role in supporting day-to-day operations and ensuring administrative processes run smoothly and efficiently. You will work closely with senior colleagues, contributing to the upkeep of accurate records, preparing documentation, and handling a variety of routine and project-based administrative tasks. While prior experience is valuable, the organisation is equally focused on hiring someone with the right mindset: organised, detail-oriented, proactive, and reliable. Full training will be provided across internal systems and workflow processes. There is genuine long-term potential for the right person to grow into a more senior administrative, operational, or coordination-focused role.

Key Responsibilities

• Administrative & Documentation Support
• Maintain accurate and well-organised records across internal systems and shared databases.
• Prepare, format, and update documents, spreadsheets, and reports.
• Organise and maintain digital filing systems, ensuring information is accessible and up to date.
• Assist with routine reporting, creating summaries, logs, and checklists.
• Team & Operational Coordination
• Support internal teams by gathering information, preparing materials, and coordinating routine tasks.
• Track outstanding actions, deadlines, and project milestones.
• Liaise with colleagues across multiple departments to facilitate smooth operations.
• Assist in the preparation of meeting materials, agendas, and notes.
• Office & Administrative Tasks
• Manage inboxes, calls, and general correspondence as required.
• Support in scheduling appointments, coordinating diaries, and arranging internal meetings.
• Help maintain organised office processes, supplies, and shared resources.
• Provide general administrative support to senior operations and management staff.
• Systems & Data Management
• Input, update, and verify data across spreadsheets, logs, and internal platforms.
• Support quality control processes, ensuring information is consistent and accurate.
• Help maintain reference numbers, codes, and organisational identifiers in line with internal processes.

Essential Skills & Experience

• Background in administration, office support, data management, or similar structured work.
• Excellent attention to detail and a strong commitment to accuracy.
• Highly organised with the ability to manage multiple tasks and deadlines simultaneously.
• Confident using Microsoft Office (especially Excel), shared drives, and digital file systems.
• Clear written and verbal communication skills.
• Proactive, dependable, and comfortable working both independently and within a small, fast-paced team.
• Able to handle sensitive or confidential information with discretion.

What the Organisation Offers

• Structured onboarding and full training across internal systems and administrative workflows.
• Clear progression opportunities into senior administrative or operations roles.
• 25 days’ annual leave plus bank holidays.
• A collaborative, supportive, and professional working environment.
• The opportunity to work with an organisation trusted by high-profile national institutions.