Salary: £65,000 - 105,000 per year Requirements: 5 years experience in JVM, proficient in both Kotlin and Java Experience in multi-threading, concurrency, and low-latency Exposure to Kotlin, Strings, Memory Management, and associated problems is a plus Experience with automated testing, including unit testing and integration testing Understanding of message-driven programming and messaging systems Experience with FIX and Kafka is highly advantageous Responsibilities: Play a crucial role in the growth of our flagship platform Work on autonomous software at the core of our processes Bring cutting-edge technology to our global client pool Focus on low-latent messaging solutions and highly available event-driven services Technologies: JVM Java Kafka Kotlin Excel More: We are a leading financial services technology vendor based in the heart of London, offering an exceptional opportunity for Senior Java Developers. Our team is passionate about innovation and technology. By joining us, you will make a significant impact in the world of financial technology, working within a dynamic environment and experiencing excellent opportunities for professional growth. last updated 17 week of 2026