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Citi Group Senior Java Developer - Belfast 
United Kingdom, Northern Ireland, Belfast 
72189568

29.05.2025

Role Overview/What You'll Do

  • Collaborate with management to integrate functions and identify system enhancements.
  • Solve critical issues by evaluating complex business and system processes.
  • Apply your Java expertise and ensure architectural alignment.
  • Develop coding standards for testing, debugging, and implementation.
  • Understand the integration of business areas, architecture, and infrastructure.
  • Analyse problems and create innovative solutions.
  • Mentor junior developers and analysts.

Key Skills and Experience Required

  • Extensive Core Java experience with strong knowledge of data structures, design patterns, and SOLID principles.
  • Experience with messaging systems like Kafka and Solace.
  • Proficiency in Spring framework and cloud technologies (Docker/Kubernetes/OpenShift).
  • Familiarity with Jira, Bitbucket, and Gradle.
  • Experience with document databases (MongoDB).
  • Experience developing multi-threaded, distributed systems.
  • Experience with testing frameworks like JUnit and Cucumber.
  • Solid understanding of the FIX protocol.

Beneficial Skills and Experience

  • Experience with Chronicle framework or low-latency programming.
  • Experience with time-series databases like KDB.
  • Experience with Equities trading OMS.
  • Strong communication and problem-solving skills.
  • Ability to work in a globally distributed team.

What we’ll provide you:

By joining Citi Belfast, you will not only be part of a business casual workplace with a hybrid working model (up to 2 days working at home per week), but also receive a competitive base salary (which is annually reviewed), and enjoy a whole host of additional benefits such as:

  • 27 days annual leave (plus bank holidays)
  • A discretional annual performance related bonus
  • Private Medical Care & Life Insurance
  • Employee Assistance Program
  • Pension Plan
  • Paid Parental Leave
  • Special discounts for employees, family, and friends
  • Access to an array of learning and development resources
Applications Development


Time Type:

Full time

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