Python Developer - Trading Team

JR United Kingdom; London; On-site; GBP 60,000 - 80,000; Full time

Job summary

A leading global High-Frequency Trading firm is seeking a skilled Python Developer to join its Trading Teams in London. The role involves developing tools for system health management and automating infrastructure using modern DevOps practices. You will work closely with traders to enhance operational efficiency in a low-latency environment.

Qualifications

• Strong Python skills with a bias toward clean, reliable scripting.
• Deep experience with Linux, containers, and DevOps toolchains.

Responsibilities

• Design, develop, and maintain Python-based tools for deployment.
• Automate cloud and on-premises infrastructure using DevOps practices.
• Optimize performance and reliability of trading systems.

Skills

Python

Automation

Problem Solving

Communication

Tools

Terraform

Ansible

CI/CD

Linux

Job description

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Our client, a leading global High-Frequency Trading firm, is seeking a skilled Python Developer with a passion for automation and operational excellence to join one its Trading Teams. You’ll work across infrastructure, development, and real-time operations to support and maintain ultra-low-latency systems with zero downtime tolerance.

Key Responsibilities:

• Design, develop, and maintain Python-based tools for deployment, monitoring, and system health management.
• Automate both cloud and on-premises infrastructure using modern DevOps practices such as Terraform, Ansible, and CI/CD pipelines.
• Take full ownership of the operational lifecycle of trading systems, including deployment, observability, and incident response.
• Optimize performance and reliability of systems operating across a globally distributed infrastructure.
• Work closely with traders and core developers to identify performance bottlenecks and enhance operational workflows.

Ideal Candidate:

• Strong Python skills with a bias toward clean, reliable scripting and automation.
• Deep experience with Linux, containers, and DevOps toolchains.
• Familiarity with low-latency environments and performance debugging.
• Clear, concise communication and a problem-solving mindset.