Senior C++ Developer – Low Latency

Oxford Knight; London; On-site; GBP 70,000 - 90,000; Full time

Job summary

An elite prop trading firm in London is seeking a Senior C++ Developer to produce low-latency exchange connectivity components. The role involves collaboration with traders and developers and offers a high-impact, fast-paced environment. Candidates should have exceptional skills in C++ and a keen interest in the financial industry. The firm provides a friendly, collaborative workplace with excellent compensation and bonus potential.

Benefits

Excellent bonus potential

Friendly, collaborative working environment

Catered offices

Regular social events

Qualifications

• Exceptional C++ developer with experience in C++11/14/17/20.
• Strong knowledge of multiple exchanges and performance analysis.
• Experience in ultra-low-latency design and performance tuning.

Responsibilities

• Develop low-latency exchange connectivity components.
• Collaborate with traders and developers on the trading floor.
• Participate in software engineering processes like peer code reviews.

Skills

C++ (C++11/14/17/20)

Performance analysis

Ultra-low-latency design

Problem-solving

Tools

Python

Typescript

Job description

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Senior C++ Developer – Low Latency, London

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Client:

Oxford Knight

Location:

London, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Reference:

7b04d63ae779

Job Views:

9

Posted:

12.08.2025

Expiry Date:

26.09.2025

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Job Description:

An elite prop trading firm is looking for exceptional C++ software developers to join their London team. This firm is scientific, tech-driven and they invest heavily in their engineering teams. Developers here are truly world-class.

You will sit on the trading floor, working alongside the very best traders and developers, producing low-latency exchange connectivity components for new markets. You will collaborate closely with other teams ensuring software is supported and runs smoothly.

This is a high impact role, seeing the results of your work immediately and having a direct outcome on the bottom line. You will also have the opportunity to be involved in software engineering processes, such as peer code reviews and daily stand-up meetings.

Requirements

• Exceptional C++ developer (with experience of C++11/14/17/20)
• Strong knowledge of multiple exchanges & performance analysis
• Experience in ultra-low-latency design, performance tuning & template programming
• Excellent communication skills and skilled problem-solver
• Keen desire to work in financial industry

Nice to have

• Experience in a similar role in finance
• Experience in Python, Typescript
• Excellent bonus potential and compensation
• Friendly, collaborative working environment
• Catered offices and regular social events
• Work with the latest technologies on complex problems.

Whilst we carefully review all applications, to all jobs, due to the high volume of applications we receive it is not possible to respond to those who have not been successful.