Java Developer – Banking

Location: Chester, UK
Experience: 5+ years
Industry: Banking / Financial Services

Ascendion is looking for an experienced Java Developer to join a technology team supporting a leading Banking client in Chester. The successful candidate will have strong hands-on experience in Java development, JVM technologies, application performance and scalable enterprise applications, ideally within a banking or financial services environment.

Key Responsibilities

* Design, develop and maintain robust, scalable and high-performance applications using Java.

* Develop applications and services running on the JVM, with a strong understanding of JVM internals and runtime behaviour.

* Analyse and resolve application performance, memory and concurrency issues.

* Perform JVM tuning, including heap sizing, garbage collection and thread management.

* Use JVM monitoring and profiling tools to identify performance bottlenecks and memory leaks.

Essential Skills & Experience:

* Strong commercial experience in Java 8/11/17+

* Strong understanding of JVM architecture and internals.

* Hands-on experience with JVM performance tuning and troubleshooting