Python Engineer – Market Microstructure Tooling

• Analyse trading behaviour across venues to identify execution inefficiencies and improve latency and fill performance
• Develop Python libraries, data pipelines and tooling to process exchange protocols, order flow and large scale trading data
• Build analytical frameworks, metrics and monitoring tools to evaluate execution quality and system performance
• Contribute to production systems supporting live trading, including data validation, pipeline reliability and real time monitoring
• Collaborate with stakeholders to translate analytical insights into measurable improvements in execution performance
• Work with research and infrastructure teams to support ongoing development of execution analysis and market behaviour understanding

• Degree in Computer Science, Engineering, Mathematics or a related quantitative field
• 7+ years of professional experience in Python development, building libraries, data platforms or analytical tooling
• Strong experience working with large scale and time series datasets using tools such as NumPy and Pandas
• Solid SQL knowledge and experience working with analytical databases
• Strong problem solving skills with the ability to investigate complex data and system behaviours
• Ability to translate analytical or trading related problems into robust engineering solutions
• Experience working in Linux environments and applying software engineering best practices such as testing, version control and continuous integration
• Strong communication skills with the ability to collaborate across technical and non technical stakeholders
• Familiarity with financial markets, electronic trading or execution analysis
• Exposure to network protocols, packet analysis or performance optimisation techniques is beneficial
• Experience with lower level programming languages such as C, C++ or Rust is advantageous

QRT is an equal opportunity employer. We welcome diversity as essential to our success. QRT empowers employees to work openly and respectfully to achieve collective success. In addition to professional achievement, we are offering initiatives and programs to enable employees achieve a healthy work life balance.