Senior Java Developer

Citi

Citi

Software Engineering
Ontario, CA, USA
Posted on Jul 26, 2025

Overview

Citi is a leading global bank with a vast international presence, serving millions of customers worldwide. We offer a comprehensive suite of financial services, empowering our clients through innovative solutions and access to capital.

What We Do / The Team:
We are a global team responsible for a markets-wide strategic risk management platform. We're looking for skilled Java Developers to enhance our platform and integrate it with trading systems across markets.

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.

This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required.

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Job Family Group:

Technology

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Job Family:

Applications Development

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Time Type:

Full time

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Most Relevant Skills

Please see the requirements listed above.

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Other Relevant Skills

For complementary skills, please see above and/or contact the recruiter.

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Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law.

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View Citi’s EEO Policy Statement and the Know Your Rights poster.