Java Developer – High-Performance Trading Systems - Fully Remote - up to £100k base
About the Company
We’re a fast-growing proprietary trading firm operating across multiple global cryptocurrency exchanges. Founded by a team with deep experience in financial markets and algorithmic trading, we’ve already achieved top-tier market-maker status, handling trading volumes exceeding $100M per month — all within our first six months of operation.
About the Role
We’re looking for a talented Java Developer to join our small, high-performing engineering team. You’ll play a key role in expanding our trading infrastructure, integrating new exchanges, and building scalable, low-latency systems that power our trading strategies. This is an opportunity to work on cutting-edge systems in a start-up environment where your work has a direct and measurable impact.
Key Responsibilities
* Develop and maintain high-performance backend services in Java
* Deploy code to production frequently in a fast-paced, agile environment
* Build scalable, event-driven systems handling large volumes of real-time data
* Take ownership of your code — from design through deployment and ongoing support
* Contribute to continuous improvement of engineering standards and practices
Qualifications & Experience
* Degree in a STEM subject or equivalent hands-on experience
* 2+ years of Java programming experience
* Experience with message-passing technologies (e.g., Aeron, SBE)
* Strong understanding of event-driven and microservice architectures
* Exposure to large-scale distributed systems and high-throughput environments
* Passion for clean, maintainable code and solid engineering principles
Why Join Us?
* Work with a technically elite team in a growing trading business
* Have real influence on the technology direction and company growth
* Gain hands-on exposure to cutting-edge systems and crypto market-making