Job Vacancy Senior Python Developer ETrading

United Kingdom

Huxley

Published on 06/11/2026

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Essential Skills

Expert-level Python development experience.
Strong commitment to writing clean, maintainable and testable code.
Advanced SQL knowledge and database optimisation experience.
Deep understanding of Linux environments.
Excellent knowledge of algorithms and data structures.
Proven experience leading technical projects and mentoring engineers.
Degree in Computer Science or a related technical discipline, or equivalent commercial experience.

Highly Desirable

Experience with Test-Driven Development (TDD), Behaviour-Driven Development (BDD) or similar testing methodologies.
Knowledge of PostgreSQL and/or Snowflake.
Experience with modern Python web frameworks such as Django, Flask or FastAPI.
Familiarity with event-streaming technologies including Apache Kafka.
Experience building data pipelines using Apache Airflow.
Exposure to Java development.

Why Join?

Work on cutting-edge electronic trading technology.
Influence the architecture of business-critical systems.
Lead projects with real commercial impact.
Collaborate with high-performing engineering teams across Europe and the US.
Gain exposure to complex, high-throughput, low-latency environments.
Grow your leadership and technical expertise in a challenging and rewarding setting.

To find out more about Huxley, please visit

Huxley, a trading division of SThree Partnership LLP is acting as an Employment Business in relation to this vacancy | Registered office | 8 Bishopsgate, London, EC2N 4BQ, United Kingdom | Partnership Number | OC387148 England and Wales

Working environment

Leading ETrading client occupies a unique position in global financial markets:

Institutional investors use its products for portfolio hedging, risk management, and volatility exposure.

Proprietary trading firms, hedge funds, asset managers, and investment banks rely heavily on its markets and data products.

Equity Options Trading: Operates some of the world's largest options exchanges, trading contracts on stocks, ETFs, and indices.

Index Options: Home to highly traded products such as options on the S&P 500 Index (SPX) and the VIX.

Equities Trading: Runs multiple stock exchanges across the US, Europe, Canada, and Australia.

Futures Trading: Offers futures contracts, particularly volatility-related products linked to the VIX.

Market Data & Analytics: Sells real-time and historical trading data, indices, and analytics services.

Clearing & Infrastructure: Supports institutional and retail market participants with trading technology and connectivity.

Discover Huxley

Knightsbridge, England, United Kingdom

> 1000 employees

Recruitment agency

Huxley is a leading global recruitment agency specializing in banking, finance, engineering, IT, and life sciences. With a focus on high-quality staffing solutions, Huxley connects top talent with leading organizations around the world.

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Senior Python Developer ETrading

Huxley