C# Developer - Algo Trading - Paris

We are partnered with a financial services provider in Paris hiring for a C# Algo Developer to join a high-performing technology team within the energy trading space. This role sits at the intersection of software engineering, quantitative logic, and live market execution, building and optimizing systems that operate in fast-moving European power and commodities markets.

You will design, develop, and enhance algorithmic trading strategies (e.g., market making, spreads, optimization, automated execution) and contribute to the evolution of a low-latency trading framework. The role involves working closely with traders and quantitative analysts to translate market insights into robust, production-grade systems.

Key Responsibilities

• Design and implement algorithmic trading strategies C#
• Enhance and optimize low-latency trading infrastructure
• Build and maintain real-time market data processing systems
• Integrate with exchanges and market access platforms (e.g., FIX APIs, power exchanges)
• Improve performance, scalability, and reliability of live trading systems
• Contribute to architecture decisions and technical roadmap

Requirements

• Experience building real-time or low-latency systems
• Exposure to algorithmic trading, market making, or automated execution
• Understanding of market data flows and exchange connectivity
• Experience with cloud platforms (e.g., Azure) is a plus
• Background in energy, commodities, or financial markets preferred

This is an opportunity to work on revenue-generating systems in a technically challenging environment where engineering quality directly impacts trading performance.