Senior Java Developer

2 weeks ago


London, Greater London, United Kingdom BGC Group Full time
Java Messaging Developer

Join our team as a Java Messaging Developer and take ownership of our in-house developed enterprise Java messaging API codebase. As a senior Java developer, you will be responsible for delivering advanced Messaging APIs, developing tools, administering, and supporting low latency, high throughput messaging systems for the Capital market.

About the Role

We are seeking a skilled Java developer with a strong understanding of multithreading/concurrency techniques, memory and performance management. You will work with existing code, improve design, efficiency, and add new features. Additionally, you will need to be confident and effective in collaborating with API application developers, product owners, and infrastructure teams.

Key Responsibilities
  • Ownership of Java codebases
  • Work with existing code, improve design, efficiency, and add new features
  • Understanding of other languages (Python, C++, JMS etc.) to help maintain non-Java messaging API
  • Perform unit and integration tests, identifying and resolving bugs
  • Comprehensive Documentation: Produce well-written documentation, ensuring clear understanding and ease of use for other team members and wider audience
  • Administer and supporting global messaging infrastructure hosted on hardware, software brokers, and the cloud
  • Serve as an escalation point for the application/support teams to diagnose/troubleshoot API and messaging related matters
  • Work with business partner to collect requirements, design, and build messaging solutions
Requirements
  • Minimum of 5 years development experience of Java, as well as understanding of other languages (Python, C#, C++)
  • Understands of multithreading/concurrency techniques, memory and performance management
  • Strong experience in design and development of high volume and low latency systems
  • Ability to diagnose failure scenarios and identify root cause under pressure
  • Experience of software development in a financial services environment advantageous
Additional Skills/Experience
  • Experience of administrating and supporting messaging systems such as Solace, Tibco EMS/RV, IBM MQ, Kafka
  • Database; SQL, Postgres, InfluxDB
  • Grafana and other visualization tools

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