Trading Support Engineer

About Caxton Associates:

Caxton Associates, founded in 1983, is a global trading and investment firm with offices in New York, London, Bengaluru, Monaco, Singapore and Dubai. Caxton Associates’ primary business is to manage client and proprietary capital through a suite of products designed to fit the specific needs of investors. Employing a multi-portfolio manager framework, Caxton excels in discretionary global macro investing, leveraging its diversified expertise across asset classes and markets.

About the Role:

We are seeking a Trading Support Engineer to join the London Tradeflow team and support front-office trading operations, ensuring reliable order and execution flow across internal and external trading systems.

This is a hands-on production support role focused on monitoring live trading activity, analysing order and execution flow, and troubleshooting issues across FIX connections and internal systems. You will work closely with trading, operations, and global technology teams to ensure timely and accurate trade processing

The role requires strong attention to detail, clear communication, and the ability to operate calmly in a time-sensitive environment.

Responsibilities:

As a member of the Tradeflow support team, you will be expected to:

• Monitor and support trade, order and execution flow across FIX connections, internal order management systems, and external brokers and trading venues.
• Analyse FIX message traffic (orders, cancels, rejects, executions) to diagnose routing or workflow issues.
• Support Bloomberg AIM order and execution workflows.
• Investigate trade breaks, discrepancies, and missing or delayed executions.
• Assist in troubleshooting session drops, connectivity issues, and counterparty rejects.
• Coordinate with brokers, trading desks, and operations teams to resolve daily production issues.
• Escalate incidents appropriately and provide clear status updates to stakeholders.
• Maintain documentation and contribute to operational runbooks and procedures.

• 1–3 years of experience supporting trading, middle office, or financial systems.
• Basic understanding of FIX messaging and the order to trade lifecycle.
• Familiarity with financial markets and execution workflows.
• Strong analytical and problem-solving skills.
• Basic scripting ability (Python preferred).
• Proficient with log analysis and monitoring tools.
• Experience with version control systems (e.g. Git).
• Some knowledge of SQL and relational database schemas would be highly beneficial.
• Strong written and verbal communication skills.
• Ability to work calmly and efficiently in time-sensitive trading environments.
• Displays and operates at the highest degree of ethics and integrity.

Candidate Background:

• Degree in Computer Science, Physics, Mathematics or a related field.
• Prior internship or experience in a bank, hedge fund, broker, or trading environment is preferred.