Senior Software Engineer, Trading Team

Oxford Knight; Greater London; On-site; GBP 120,000 - 180,000; Full time

Job summary

Oxford Knight is partnering with a leading prop trading firm in London to hire a Senior Software Engineer for the trading team. The role covers the full stack: data ingestion, backtesting, production deployment, execution, real-time monitoring, diagnostics and post-trade analysis.

The ideal candidate has 5+ years of hands-on software engineering, strong system design skills, and experience building data-intensive, reliable systems in a fast-paced trading environment. Python is ideal.

Qualifications

• 5+ years hands-on software engineering experience designing, building, and operating complex systems.
• Experience with end-to-end systematic trading stacks is preferred.
• Strong system design, testing, observability, and maintainability required.

Responsibilities

• Design, build, and operate research and production infrastructure for trading strategies.
• Own data ingestion, backtesting, deployment, and real-time monitoring.
• Contribute to diagnostics, post-trade analysis, and long-term system reliability.

Skills

Python

System design

Trading stack

Observability

Reliability

Job description

My client is a leading tech-driven prop trading firm, trading their own capital across a broad range of asset classes, instruments and strategies in markets worldwide. They are looking for exceptional software developers to to design, build, and operate research and production infrastructure for mid-frequency equity statistical arbitrage strategies.

This is a hands-on engineering role with ownership across the full trading stack, including data ingestion, research tooling, back testing, production strategy deployment, execution integration, real-time monitoring, diagnostics, and post-trade analysis.

The ideal candidate has experience building end-to-end systematic trading systems in a hedge fund or proprietary trading environment. Strong software engineers from technology companies (or adjacent domains) who have built complex, data-intensive systems with high standards for correctness, reliability, scalability, and long-term maintainability are also encouraged to apply.

Requirements:

• 5+ years’ hands-on software engineering experience, designing, building and operating systems with high complexity (Python would be ideal)
• Familiarity with the end-to-end systematic trading stack
• Strong system design skills and sound engineering judgment
• High standards for correctness, reliability, testing, observability, and maintainability
• Join a relaxed but high-performance engineering culture with the chance to make a real impact
• Feel valued for your input and get rewarded for great ideas

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.

Senior Software Engineer, Trading Team London