Senior Python Developer

bondex app; City Of London; On-site; GBP 70,000 - 90,000; Full time

Job summary

A fintech company in London is seeking an experienced software developer with a background in trading environments. Responsibilities include developing and optimizing trading engine components, ensuring smooth operations, and collaborating with the trading team. The ideal candidate has at least 5 years of software development experience, is skilled in Python, and has familiarity with low latency systems.

Qualifications

• At least 5 years of experience in software development, ideally in a high-paced trading environment.
• Mature enough to work collaboratively on the existing code base.
• Familiarity with low latency systems and high-frequency trading environments.

Responsibilities

• Ensure that day-to-day trading operations run smoothly.
• Develop the existing and new components within the trading engine while maintaining overall system design.
• Continuously monitor and optimize trading engine performance.

Skills

Python

Unix based systems

Problem-solving skills

Communication skills

Experience with real-time data messaging

Experience in finance or cryptocurrency sectors

Education

Bachelor’s or Master’s degree in Computer Sciences, Data Science, Engineering or a related field

Tools

AWS

Redis

Docker

Grafana

Nagios

Job description

Candidate requirements

These are the minimum requirements a candidate must meet to be considered for this role.

• Bachelor’s or Master’s degree in Computer Sciences, Data Science, Engineering or a related field.
• At least 5 years of experience in software development, ideally in a high-paced trading environment.
• self-driven, motivated, responsible and highly responsive individual.
• mature enough to work collaboratively on the existing code base.
• ability to work effectively in a fast-paced trading environment.
• strong and tactful communication skills, both verbal and written
• Proficiency in Python. Rust is a bonus.
• Proficiency in Unix based systems.
• Experience of cloud-based platforms (e.g. AWS).
• Experience with real-time data messaging (e.g. Redis, websockets).
• Experience with deployment and monitoring tools, e.g. supervisor, dockers, Grafana, Nagios, etc.
• Excellent problem-solving skills and attention to detail.
• Experience with exchange connectors implementation.
• Experience in the finance or cryptocurrency sectors.
• Familiarity with low latency systems and high-frequency trading environments.

Job responsibilities

• Trading Engine Operations: Ensure that day-to-day trading operations run smoothly.
• Trading Engine Development: Develop the existing and new components within the trading engine while maintaining overall system design.
• Ownership of Engine Components: Grow into ownership of existing or newly developed trading engine components, such as pricing, market-making, hedging, etc.
• Performance Optimization: Continuously monitor and optimize trading engine performance.
• Systems Refactorization: Work on appropriate code modularization, versioning, deployment and test processes.
• Collaboration with Trading: Work directly with the trading team to understand their needs and deliver appropriate solutions that support the firm's strategic goals.