Python Engineer (Python Performance)

Location: London, United Kingdom

Company

hirify.global develops research-driven technology, trading infrastructure, and quantitative solutions for global financial markets.

What you will do

• Design, build, and improve research and production infrastructure supporting trading activities.
• Develop software in a hybrid Python/C++ environment, balancing researcher usability with performance-critical systems.
• Partner with quantitative researchers and traders to turn research workflows, models, and ideas into scalable software.
• Build foundational libraries, backend systems, and workflow tooling for strategy research, testing, and deployment.
• Improve algorithmic efficiency, system performance, and scalability across distributed and cluster-based compute environments.
• Own projects from design and implementation through testing, rollout, and ongoing improvement.

Requirements

• At least 5 years of professional software engineering experience with Python.
• Experience designing, analyzing, and implementing highly algorithmic code.
• Production systems experience in Linux environments.
• Strong knowledge of data structures, algorithmic complexity, concurrent systems, and distributed systems.
• Familiarity with cluster, cloud, or other large-scale compute environments.
• Bachelor’s degree in Computer Science, Computer Engineering, Mathematics, Physics, or an equivalent qualification.

Nice to have

• Experience with Python/C++ interoperability and library development.
• Experience working with quantitative researchers and translating mathematical or theoretical ideas into practical software.
• Exposure to time series analysis, optimization, simulation, numerical methods, or other quantitative workflows.

Culture & Benefits

• Collaborative environment combining engineering, quantitative research, and trading.
• Private medical, vision, and dental insurance.
• Travel medical insurance.
• Group pension, life assurance, and income protection schemes.
• Paid parental leave, parking, and commuter benefits.