Java Software Engineer - Systematic Trading Execution Team - Hedge Fund - London Office

Stanford Black Limited; City Of London; On-site; GBP 70,000 - 100,000; Full time

Job summary

Stanford Black Limited seeks experienced engineers to develop sophisticated systematic trading systems at their London office. You will own the end-to-end lifecycle of execution workflows, build high-performance systems, and collaborate with researchers to enhance trading algorithms.

The ideal candidate has 5-10 years of Java experience, knowledge of FIX messaging, and a solid understanding of order flow integration. Join us to make a direct impact on trading execution and system performance.

Qualifications

• 5-10 years' experience in Java engineering roles.
• Experience with FIX messaging and execution systems.
• Understanding of order flow and workflow integration.

Responsibilities

• Own execution workflows from order handling to post-trade integration.
• Build high-performance systems for order routing and broker communication.
• Work with execution researchers to enhance algorithms and live trading.

Skills

Java engineering

FIX messaging

execution systems

workflow integration

Job description

A boutique hedge fund is building one of the most sophisticated systematic trading systems in the market. I am hiring engineers who want to sit at the intersection of Java, FIX, execution workflows, and real PnL. You’ll be directly shaping the systems that route orders, connect brokers, and analyse cross-asset trading execution.

What you’ll do:

• Own the end-to-end lifecycle of execution workflows from order handling to broker connectivity to post-trade integration
• Build and optimise high-performance Java systems for smart order routing, broker communication, and execution workflow
• Work directly with execution researchers to improve algos, benchmarks, TCA, and live trading performance
• Take responsibility for production components supporting systematic equity execution

Why apply:

• Direct impact on execution performance: your work improves live trading
• Real ownership: you build it, you run it, you improve it
• Complex, front-office execution problems
• Exposure to FIX, brokers, venues, TCA, SOR

What we’re looking for:

• 5-10 years’ experience in Java engineering roles
• Experience with FIX messaging, execution systems or broker connectivity
• Solid understanding of order flow and workflow integration
• Experience in hedge funds, banks, asset managers or trading firms
• Front office mindset e.g. wants to understand how execution drives trading performance