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# Trading Systems Software Engineer

- **Company:** Miller Maxwell Ltd
- **Location:** Slough, UK
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Java (Programming Language), Algorithmic Trading, Business Logic, Systems Engineering, C++ (Programming Language), Command-Line Interface, Profiling, Software Debugging, Linux, High-Frequency Trading, Python (Programming Language), Low Latency
- **Published:** June 27, 2026
- **Apply:** https://www.apply4u.co.uk/jobs/x/40164865/

## About the Role

Trading Systems Developer skills required:
5+ years of C++ development experience in a performance-sensitive environment.Demonstrable experience in HFT or ultra-low-latency systems development.Strong understanding of capital markets structure and trading lifecycleSolid Linux fundamentals - comfortable at the command line and in production environmentsSQL proficiency and strong debugging and problem-solving instincts
HIGHLY DESIRABLE
Exposure to options trading systems or derivatives infrastructureQuantitative background - mathematics, statistics, or a related disciplineSecondary language experience: Python, Java, or CAn interest or experience within crypto trading. A STEM related degree. Agile delivery experience in a fast-moving engineering team

## Description

Trading Systems Developer - C++ - Low Latency - HFT - Miller Maxwell is retained by one of the most technically sophisticated high-frequency trading firms in the market. This is a rare opportunity to work where microseconds matter - building the systems that sit at the heart of live trading operations.
Trading Systems Developer, the position:
You'll join a high-calibre markets engineering team embedded directly alongside traders and quants, building and optimising the low-latency infrastructure that powers multiple trading desks. This is genuine systems engineering - not maintaining legacy code, but architecting solutions where performance is the product.
With significant programmes of work planned across Q3 and Q4, you'll have immediate ownership of meaningful problems: reducing latency, hardening platform stability, and delivering tooling that traders actually rely on. The environment is collaborative, fast-paced, and technically uncompromising.
Trading Systems Developer: What you will be focused on:
Designing, building, and optimising low-latency trading systems in C++ across multiple desksIdentifying and eliminating performance bottlenecks - from application logic through to kernel and network layersCollaborating with traders and quants to translate strategy requirements into robust, production-ready softwareContributing to platform architecture discussions and taking end-to-end ownership of key engineering initiativesRigorous testing, profiling, and debugging across complex distributed systemsDefining and refining development estimates as part of an agile delivery team.


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