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Citi

Java Microservices Developer

Posted 2 days ago
Closes: Aug 09, 2026
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We are seeking a highly skilled and experienced Senior Java Developer to join our dynamic team. The ideal candidate will have a strong background in developing robust, scalable, and high-performance applications using the Java technology stack. You will be responsible for designing, implementing, and maintaining our software applications, and working with a variety of technologies including Spring Boot, JPA, Hibernate, REST, Oracle, MongoDB, and Ignite Cache.

Responsibilities

  • Design, develop, and maintain high-quality, reusable, and reliable Java code.
  • Build and maintain scalable applications using the Spring Boot framework.
  • Implement data persistence solutions using JPA, Hibernate, Oracle, and MongoDB.
  • Develop and consume RESTful APIs to support various client applications.
  • Utilize Ignite Cache for in-memory data caching to improve application performance.
  • Collaborate with cross-functional teams to define, design, and ship new features.
  • Participate in all phases of the development lifecycle, from concept to deployment.
  • Write well-designed, testable, and efficient code.
  • Ensure the best possible performance, quality, and responsiveness of the applications.
  • Identify and correct bottlenecks and fix bugs.
  • Help maintain code quality, organization, and automatization.
  • Participate in code reviews to ensure code quality and distribute knowledge.

Qualifications

  • Bachelor's degree in Computer Science, Engineering, or a related field.
  • 5+ years of professional experience in Java development.
  • Extensive experience with the Spring Framework, particularly Spring Boot.
  • Strong experience with JPA and Hibernate for object-relational mapping.
  • Proficient in designing and building RESTful web services.
  • Hands-on experience with both relational and NoSQL databases, specifically Oracle and MongoDB.
  • Experience with in-memory data grids and caching technologies, preferably Ignite Cache.
  • Solid understanding of object-oriented programming principles.
  • Familiarity with build tools such as Maven or Gradle.
  • Experience with version control systems, such as Git.
  • Strong analytical and problem-solving skills.
  • Excellent communication and teamwork skills.
  • Ability to work independently and as part of a team in a fast-paced environment.


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.

    If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi.

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

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