CHI Software is a global software development services provider delivering AI-driven solutions cloud services and data engineering across EdTech FinTech and HealthTech. We help businesses modernize scale and unlock new value through the latest technologies. We are looking for Senior Python Quant Engineer. We have a new opportunity and are looking for a Senior Quant Developer to join our team. In this role you will work on building and optimizing quantitative models developing trading strategies and handling large-scale market data across various asset classes. Key Responsibilities Develop and maintain quantitative models and algorithmic trading strategies Perform portfolio optimization and backtesting Work with market data (equities futures forex crypto) Build efficient data pipelines and analytical tools using Python Collaborate with cross-functional teams to deliver scalable solutions Key Requirements 5+ years of experience with Python Strong background in quantitative finance or algorithmic trading Solid experience with portfolio optimization and backtesting Proficiency with Pandas NumPy Polars Experience working with financial market data Hands-on experience with PostgreSQL Docker and CI/CD pipelines Nice to Have Experience with QuantConnect VectorBT or Backtrader Understanding of Machine Learning techniques Knowledge of FIX protocol We offer the opportunity to work on complex financial systems collaborate with international teams and contribute to cutting-edge trading and analytics solutions. Our perks - Covered vacation period 20 business days and 5 days off Free English classes Flexible working schedule Truly friendly and supporting atmosphere Working remotely or in one of our offices Medical insurance for employees from Ukraine Legal support