Operations Assistant in City of London

About sub800. At sub800, we create flexible, managed office spaces designed around people. We believe great offices aren’t just about design — they’re about service, experience and proactive support. Our operations team sits at the heart of that experience, ensuring every client interaction is smooth, professional, and personal. The Role. The Operations Assistant plays a key role in delivering a premium, concierge‑level service to our clients, while supporting the smooth day‑to‑day running of our workspaces. You will be one of the main points of contact for client requests, taking ownership from first enquiry through to resolution. Working closely with the Operations Director and wider team, you’ll balance operational coordination with a strong focus on client satisfaction, communication and experience. This is a hands‑on, varied role, well suited to someone who enjoys working with people, solving problems and taking pride in delivering an excellent service.

Key Responsibilities

Client Experience & Service Delivery

• Act as a primary point of contact for client operational queries, delivering a friendly, professional and responsive service at all times.
• Take ownership of requests from start to finish, providing clear updates and managing expectations throughout.
• Build strong working relationships with clients by understanding their needs and anticipating requirements where possible.
• Support client move‑ins, office setups, changes and ongoing space requirements to ensure a smooth and welcoming experience.

Operations & Supplier Coordination

• Coordinate contractors, maintenance works, deliveries and site visits with minimal disruption to clients.
• Proactively follow up with suppliers to ensure work is completed on time and to a high standard.
• Identify potential issues early and work collaboratively to resolve them efficiently and professionally.

Administration & Compliance

• Log, track and prioritise tasks using internal systems to ensure nothing is missed.
• Maintain accurate records for compliance and building documentation, including health & safety, FRA actions and access logs.
• Support access management (keys/fobs), inventories and shared operational documentation.

Day‑to‑Day Building Operations

• Support events, hospitality requests and office presentation, ensuring spaces are always client‑ready.
• Manage ad‑hoc requests alongside larger projects, responding calmly and efficiently in a fast‑paced environment.
• Help uphold the overall look, feel and service standards of sub800 spaces.
• Respond promptly to incoming client queries, ensuring issues are resolved or escalated appropriately.

What We’re Looking For

Essential

• A genuine passion for customer service and delivering an excellent client experience.
• A hospitality‑led mindset, with a natural instinct to be helpful, proactive and professional.
• Strong communication skills, both written and verbal.
• Highly organised with strong attention to detail.
• Comfortable managing multiple priorities in a fast‑paced, client‑facing environment.
• Confident dealing with clients, suppliers and contractors.
• Reliable, solutions‑focused and comfortable taking ownership of tasks.

Desirable

• Experience in hospitality, serviced offices, hotels, facilities, property or office management.
• Experience coordinating suppliers or handling operational requests.
• Familiarity with compliance processes or building operations.
• Comfortable using Outlook, Excel/Google Sheets and task management tools.

Why Join sub800

• Be part of a growing, people‑focused business where service genuinely matters.
• Work closely with senior leadership and gain broad operational exposure.
• Enjoy a varied role where no two days are the same.
• Play a visible role in shaping and delivering an exceptional client experience.

Experience: Required

Languages: English – Advanced

Employment: Full‑time

Schedule: 9am-5pm

Salary: £26,000 – £29,000 yearly