Python Developer - Trading Team

NJF Global Holdings Ltd; Greater London; On-site; GBP 120,000 - 150,000; Full time

Job summary

A leading global High-Frequency Trading firm is seeking a skilled Python Developer to join its Trading Teams. The role involves designing and maintaining Python-based tools, automating infrastructure, and optimizing performance in a low-latency environment. Ideal candidates will have strong Python skills, experience with Linux and DevOps practices, and a problem-solving mindset.

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 modern DevOps practices.
• Take full ownership of the operational lifecycle of trading systems.

Skills

Python

Linux

DevOps

Automation

Communication

Tools

Terraform

Ansible

CI/CD

Job description

Direct message the job poster from NJF Global Holdings Ltd

Technology & Quant Finance Associate at NJF

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.
• Exposure to Rust

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Information Technology and Finance

• Industries

  Staffing and Recruiting, Financial Services, and Investment Management

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