3214 IT & Software Developer jobs in the UK
Java Low Latency Connectivity Engineer
£70,000 - 150,000
Whiskin Street, London
£70,000 - 150,000
Requirements
Must:
- Strong core Java expertise
- Experience in low latency or performance-critical systems
- Solid understanding of FIX protocol (session and application layers)
- Direct experience connecting to trading venues or exchanges
- Hands-on experience integrating with crypto exchanges
- Strong understanding of REST and WebSocket APIs in real-time environments
- Experience working in Linux-based production systems
- Exposure to high-performance libraries such as Aeron, Agrona, SBE or Artio is advantageous
Responsibilities
- Designing, building, and optimising exchange connectivity across multiple venues with a strong focus on crypto markets
- Developing ultra-low latency Java components
- Managing FIX protocol sessions and order flow
- Integrating and optimising crypto exchange APIs using REST and WebSocket
- Handling real-time JSON market data feeds
- Improving performance and reducing latency across exchange connections
- Supporting and enhancing live trading systems
Description
We are a specialist electronic trading firm based in Victoria, London, seeking a Java Low Latency Connectivity Developer to join our highly technical, performance-driven engineering team. Our business operates automated trading strategies across both traditional financial markets and crypto venues, with technology being central to our performance. This hands-on role offers the opportunity to work within a small, collaborative team in a flat structure, providing real ownership and responsibility for ensuring reliable, high-performance connectivity across exchanges. We are in the office 4 days a week and support a 24/7 automated trading system.
Something wrong or incorrect with this job? Tell us in the chat 💬 on the right ➡️
You can find Java Developer salaries in the UK here.
How many Java Developer jobs are in the UK?
Currently, there are 3214 Java openings. Check also: Kotlin jobs, Scala jobs, Spring jobs - all with salary brackets.
Is the UK a good place for Java Developers?
The UK is one of the best countries to work as a Java Engineer. It has a vibrant startup community, growing tech hubs and, most important: lots of interesting jobs for people who work in tech.
Which companies are hiring for Java Developer jobs in the UK?
Bluefruit Software Limited, City of Lincoln Council, EG Group, RevOps Automated, Unum Group, Counter Terrorism Policing, OKTO Integrated Services among others, are currently hiring for Java roles in the UK.
The company with most openings is Experis as they are hiring for 87 different Java Developer jobs in the UK. They are probably quite committed to find good Java Developers.
The company with most openings is Experis as they are hiring for 87 different Java Developer jobs in the UK. They are probably quite committed to find good Java Developers.