Senior Administrator / Business Support Officer

About the role

Our client in Southwark, London is looking for a proactive Senior Administrator/Business Support Officer to join a busy office environment on a temp‑to‑perm basis. You will combine business support, facilities, and front‑of‑house duties, ensuring smooth daily operations and supporting colleagues across the business.

Key responsibilities

• Format proposals and business documents to company branding standards.
• Provide project administration, travel booking and timesheet chasing.
• Manage purchase orders, credit‑card expenses and supplier orders.
• Support bids and proposal submissions.
• Organise team, client and leaver events.
• Deliver front‑of‑house and client services support.
• Set up meeting rooms and maintain office areas.
• Manage office supplies, refreshments and supplier relationships.
• Escalate facilities and building‑management issues.
• Assist sustainability, wellbeing and health & safety initiatives.

Required profile

• Strong Microsoft Office skills, especially Word and PowerPoint.
• Experience in document formatting, including numbering, images and branded layouts.
• Highly organised with excellent attention to detail.
• Ability to multitask and prioritize between administrative and facilities duties.
• Proactive, observant and comfortable taking ownership of tasks.
• Strong communication and relationship‑building abilities.
• Background in office support, facilities, reception or business support roles.
• Understanding of health & safety procedures and escalation points.

Required skills

• Microsoft Word
• Microsoft PowerPoint
• Microsoft Office suite

What we offer

• Pay rate £15‑£20 per hour (permanent salary £35,000‑£40,000).
• Monday‑Friday, 9:00‑17:30 schedule.
• Hybrid working – one day remote per week.
• Location in Southwark, London with a dynamic office environment.