Operations Assistant

The Firm

XTX Markets is a leading algorithmic trading firm which uses state-of-the-art machine learning technology to produce price forecasts for over 50,000 financial instruments across equities, fixed income, currencies, commodities and crypto. It uses those forecasts to trade on exchanges and alternative trading venues, and to offer differentiated liquidity directly to clients worldwide. The firm trades over $250bn a day across 35 countries and has over 250 employees based in London, Singapore, New York, Paris, Bristol, Mumbai, Yerevan and Kajaani. 

We leverage the talent of the people who work here, modern computational techniques and state-of-the-art research infrastructure to analyse large data sets across markets quickly and efficiently, to maximize the effectiveness of our proprietary trading algorithms. We are actively seeking new methods and ideas. The models that drive our trading strategies have evolved considerably over the last 10 years, from econometric methods that gave our company its name, to trees, to neural networks, to modern deep learning architectures.

XTX Markets has an unrivalled level of computational resources in the trading industry, with a growing research cluster currently containing over 25,000 GPUs with 650 petabytes of usable storage. Teams across the firm include world-class researchers, developers and technologists with backgrounds in pure math, programming, physics, computer science and machine learning. The firm is also constructing a large-scale data centre in Finland to future-proof its significant computational capabilities.

At XTX Markets technology is our business and we are a diverse organization which attracts outstanding talent from across all industry backgrounds. We are focused on teamwork and our people collaborate on all aspects of the business, working openly and with respect for each other, our clients and the market. Our culture is non-hierarchical and one where everyone is valued. We strive for excellence in everything we do.

The Role 

We are seeking a highly organized and proactive Operations Assistant to support the smooth and efficient running of our office. In this role, you will oversee daily workplace activities, manage key vendor relationships, and ensure that our facilities consistently meet premium standards. The ideal candidate is detail‑oriented, service‑minded, and comfortable taking ownership of a wide range of operational responsibilities, including providing support to local management. 

This position plays a central part in shaping the daily workplace experience for our employees and guests. We are looking for a professional who takes pride in maintaining a high quality environment and who thrives in a role that combines operational responsibility, service excellence, and management support.

Responsibilities 

• Operations & Daily Flow - Manage inventory and procurement of all non‑IT office supplies, coordinate daily catering and meeting refreshments, and ensure the workplace remains functional, orderly, and presentable at all times.
• Events & Hospitality - Plan and execute staff events and team‑building activities from end to end, deliver a high‑quality experience for all visitors, and oversee the design and procurement of premium company merchandise.
• Facilities & Partnerships - Serve as the primary point of contact for vendors and local partners, supervise maintenance, repairs, and landscaping services, and collaborate with architects on interior improvements and office modifications.
• Local Management Assistant Support - Provide administrative and coordination support to local management, including scheduling, preparing meeting materials, assisting with documentation, and facilitating internal communication. Ensure leadership has timely access to relevant information and operational support.

Essential Attributes

• Proven experience in office management, hospitality, or facility coordination.
• Relevant educational background (e.g., in business administration, hospitality management, facility management, or a related field).
• Strong organizational skills and exceptional attention to detail.
• A proactive, hands‑on approach with excellent communication abilities.
• Ability to support management with administrative and coordination tasks.
• Fluency in English and Finnish.