Overview

Direct message the job poster from Thurn Partners

C++ Engineer – Elite Market Access Team

Location: London

One of Europe’s fastest-growing and most successful hedge funds, the firm has built a reputation for exceptional returns and deep technical excellence. Quietly expanding their core engineering teams, they offer top-tier talent the chance to work on high-impact, low-latency systems in a fast-paced, intellectually rigorous environment.

You’ll drive the development of ultra-low-latency trading gateways and market data handlers that power seamless connectivity to global exchanges and brokers. You’ll take full ownership of crucial exchange upgrades and broker onboardings, collaborating directly with traders, quants, risk officers, and key external partners to push the boundaries of trading technology.

The role

• Join the Market Access team to build and enhance systems powering the firm’s trading operations across all markets and asset classes.
• Take ownership of trading gateways and market data handlers, including design, development, validation, deployment, and production support.
• Lead exchange upgrades and broker onboarding projects, conducting gap analysis, development, and validation/certifications, with frequent interactions with external exchanges, brokers, and third-party providers.
• Work on low-latency aspects of the systems to optimise performance at scale.
• Collaborate closely with quantitative analysts, developers, traders, operations, risk, compliance, and IT teams across the firm.
• Gain exposure to upstream and downstream systems, contributing to the full trading technology stack.

The ideal candidate

• Exceptional professional experience with modern C++ on Linux.
• Proficient in Python and bash scripting.
• Experience designing and implementing multithreaded and distributed systems.
• Hands-on experience with exchange trading gateways and/or market data feed handlers.
• Familiarity with FIX protocol is advantageous.
• Knowledge of financial products is desirable.
• Experience in low-latency optimisation and performance tuning is a plus.
• Excellent problem-solving skills and a collaborative, team-oriented mindset.
• Strong communication and interpersonal skills.

Pre-Application

• Please do not apply if you\'re looking for a contract or remote work.
• You must be eligible to live and work in the UK, without requiring sponsorship.
• Please ensure you meet the required experience section prior to applying.
• Allow 1-5 working days for a response to any job enquiry.
• Your application is subject to our privacy policy, found here: https://www.thurnpartners.com/privacy-policy

Seniority level

• Mid-Senior level

Employment type

• Full-time

Job function

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London, England, United Kingdom