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Robert Walters

Python Developer

City of London Full-Time 36000 - 60000 £ / year (est.) No home office possible

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At a Glance

Tasks: Develop and maintain backend tools for electronic trading infrastructure.
Company: Join a globally recognised financial services firm with a tech-first culture.
Benefits: Competitive salary, inclusive environment, and opportunities for skill growth.
Why this job: Make an impact in elite electronic trading and enhance your backend skills.
Qualifications: Strong Python skills and experience in backend service development.
Other info: Dynamic team with a focus on reliability and excellence.

The predicted salary is between 36000 - 60000 £ per year.

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This range is provided by Robert Walters. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.

Base pay range

Direct message the job poster from Robert Walters

Direct IT Recruiter – Outsourcing – EMEA.

We\’re recruiting on behalf of a globally recognised financial services firm seeking a Backend Python Developer to join their Specialised Electronic Trading Infrastructure (SETI) team.
This role is ideal for a strong backend engineer with a focus on infrastructure tooling and systems automation – no cloud work involved. You\’ll be working on the internal tools and platforms that support one of the most performance-sensitive trading environments in the world.
Role Overview:
Develop and maintain backend tools to automate and manage the electronic trading infrastructure.
Collaborate with engineering and operations teams to ensure high system reliability and maintainability.
Focus on robust, secure, and efficient internal systems – not cloud-based or external-facing services.
Key Requirements:
Strong Python programming skills, with solid software engineering fundamentals.
Experience in developing backend services and command-line tools for system and infrastructure management.
Proficient with unit testing, mocking, and working in Linux environments.
Familiarity with CLI-based debugging tools (e.g., tcpdump).
Hands-on experience with Git, Jenkins, test-driven development, and CI pipelines.
Nice to Have:
Experience with Ansible or similar infrastructure-as-code tools.
Exposure to Agile practices (Scrum, Kanban).
Knowledge of RESTful APIs for infrastructure control and automation.
Prior work in regulated industries or environments with strict security requirements.
Why Join?
Contribute to a globally critical infrastructure that powers elite electronic trading.
Work in a technical, engineering-first culture focused on excellence and reliability.
Opportunity to grow your backend and infrastructure automation skills in a Tier-1 financial firm.
Interested?
Submit your CV to learn more. All applications are handled in strict confidence

We are committed to creating an inclusive recruitment experience.If you have a disability or long-term health condition and require adjustments to the recruitment process, our Adjustment Concierge Service is here to support you. Please reach out to us at to discuss further.

Seniority level

Seniority level

Mid-Senior level

Employment type

Employment type

Full-time

Job function

Job function

Information Technology
Industries

Technology, Information and Internet

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