Quantitative Developer

Company: Harrington Starr
Apply for the Quantitative Developer
Location: London
Job Description:

My client is looking for a Quantitative Developer to join their Crypto trading desk, working closely with traders and quants to build and optimise cutting‑edge market making and quantitative trading systems across digital assets and DeFi markets.

The role will focus on developing high‑performance, low‑latency trading infrastructure and algorithms, with strong exposure to Crypto, FX, and real‑time market data environments.

Key Responsibilities:

  • Develop and maintain quantitative trading algorithms and market making systems for Crypto markets
  • Work closely with traders and quantitative analysts to translate strategies into production‑grade code
  • Optimise trading systems for latency, scalability, and reliability
  • Integrate and manage real‑time market and tick data feeds
  • Monitor and troubleshoot live trading systems
  • Contribute to the evolution of development tools, infrastructure, and processes
  • Leverage AI and automation tools to improve workflow efficiency and decision‑making

Requirements:

  • Strong Java development experience within algorithmic trading environments
  • Experience building high‑frequency / low‑latency trading systems
  • Background working on FX and/or Crypto trading desks
  • Knowledge of tick data analytics and real‑time data processing
  • Experience integrating and executing strategies on DeFi platforms (SOL/ETH)
  • Strong quantitative and problem‑solving capabilities
  • Excellent communication skills

Nice to Have:

  • Experience within Crypto, DeFi, or market making environments
  • Exposure to cloud infrastructure (AWS/GCP) or DevOps tooling
  • Experience working in regulated or compliance‑driven environments

The team offers a highly collaborative and entrepreneurial environment, competitive compensation, strong benefits, and the opportunity to work at the forefront of Crypto trading technology.

Interested? Reach out to lucia.paolinelli@harringtonstarr.com

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Posted: May 27th, 2026