Quantitative Developer - Market Data

Our client, a rapidly scaling unicorn, is seeking a talented Quantitative Developer to join their Market Data team in London. This is a unique opportunity for an experienced Software or Quantitative Developer to play a key role in shaping the organisation\’s market data strategy.

You\’ll contribute to both product and infrastructure development, enhancing the firm\’s data ingestion and query frameworks. Your work will focus on improving functionality, performance, scalability, robustness, and usability across the platform.

Key Responsibilities

• Drive the development of the firm\’s market data roadmap.
• Contribute to both product features and core infrastructure enhancements.
• Build and optimise data ingestion and query systems.
• Integrate new pricing data sources into the platform.
• Develop UI and visualisation tools to improve transparency and control of market data systems.

Requirements

• 5+ years of experience building large-scale or low-latency systems at a top-tier firm.
• Strong background in market data or trading infrastructure.
• Proficiency in Python, with the ability to write robust, maintainable, and high-performance production code.
• Solid understanding of asyncio, Kafka, and time-series databases.
• Degree (BSc or higher) in Computer Science, Mathematics, or a related field.
• Excellent communication skills and a collaborative mindset.