Data Scientist; Operations

Marex Group plc (NASDAQ: MRX) is a diversified global financial services platform providing essential liquidity, market access and infrastructure services to clients across energy, commodities and financial markets. The group provides comprehensive breadth and depth of coverage across four core services: clearing, agency and execution, market making, and hedging and investment solutions. It has a leading franchise in many major metals, energy and agricultural products, with access to 60 exchanges.

The group provides access to the world’s major commodity markets, covering a broad range of clients that include some of the largest commodity producers, consumers and traders, banks, hedge funds and asset managers. With more than 40 offices worldwide, the group has over 3,000 employees across Europe, Asia and the Americas.

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Marex’s Algo and Flow department, formerly WEBB Traders, brings together expertise in proprietary trading, electronic market making, and quantitative research. The department provides liquidity across global cash equity and derivatives markets, using proprietary capital, advanced technology, and automated trading strategies.

This role sits within the WEBB team, whose roots date back to 2009. Based in Amsterdam, with a significant presence in Paris, the team combines its entrepreneurial approach and specialist trading expertise with Marex’s global reach, market access, and broader financial services capabilities.

Market makers, quantitative researchers, software engineers, and business professionals work closely together to develop trading strategies, improve technology, and solve complex market challenges. Joining the team offers the opportunity to take ownership, contribute directly to the business, and grow within the wider Marex Group.

Our Operations team ensures the accurate, timely, and controlled execution of the full trade lifecycle across all products. Through scalable processes, robust controls, and an automation-first approach, we support business growth while minimizing operational risk. We provide real-time oversight of trading activity and systems, continuously improving workflows to increase efficiency, transparency, data quality, and resilience.

As part of our Operations team, you will design and build automated tooling, workflows, and dashboards that power our trading operations. You'll combine technical problem-solving with operational ownership, creating scalable solutions while staying close to day-to-day processes to ensure they run seamlessly.

Operations is a key enabler of our business growth. As we expand into new products, markets, and initiatives, the team ensures our processes remain efficient, controlled, and resilient. We manage operational risk while continuously driving improvements through automation and process optimization.

Working alongside traders, risk management, data scientists, software engineers, and Legal & Compliance, you will help shape and improve the operational infrastructure that supports the business. Our automation-first approach focuses on eliminating manual effort, increasing reliability, and building scalable workflows, while retaining the operational expertise needed to oversee and intervene when necessary.

• Partner with Trading, Technology, Risk, and Compliance teams to resolve issues and enhance operational workflows.
• Design, build, and maintain tools, dashboards, and automated controls that support operational processes and decision‑making.
• Identify opportunities to automate and improve processes, driving implementation in collaboration with engineering teams.
• Take end‑to‑end ownership of operational processes, ensuring they…