CitiDirect Senior Java Dev for Payments Modernization – Vice President

Citi; Jersey City (NJ); On-site; USD 142,000 - 213,000; Full time

Job summary

Citi in Jersey City, NJ, is hiring a Senior Java Backend Developer to modernize CitiDirect’s Payment architecture. You will design, implement, and optimize Java backend services, architect microservices with Spring and Spring Cloud, and build event-driven systems with Apache Kafka.

Proficiency in MongoDB, Oracle, and secure REST APIs is required. The role demands 7+ years of Java experience, deep knowledge of reactive programming, and strong testing with JUnit/Mockito.

Qualifications

• 7+ years of Java development experience with core Java concepts.
• Proven experience with Spring Framework, including Spring Boot and Spring Cloud.
• Design and implement microservices architectures.
• Reactive programming experience.
• Strong Kafka experience for event-driven systems.
• MongoDB schema design, complex queries, and performance optimization.
• Oracle databases and SQL, with performance optimization.
• RESTful API design principles.
• Unit and integration testing with JUnit/Mockito.
• Secure coding practices and OAuth2/JWT authentication/authorization.

Responsibilities

• Design, develop, and maintain robust, scalable, high-performance Java backend services.
• Architect and implement microservices using Spring Framework 6, Spring Boot 3 and Spring Cloud.
• Design and implement event-driven architectures using Apache Kafka.
• Work with MongoDB and Oracle—design schemas and optimize queries.
• Implement and maintain comprehensive unit and integration tests.
• Participate in code reviews and mentor junior developers.
• Contribute to continuous improvement of development processes and best practices.

Skills

Java

Spring Framework

Microservices

Reactive programming

Apache Kafka

MongoDB

Oracle

RESTful API design

JUnit/Mockito

Security (OAuth2/JWT)

Tools

Spring Boot 3

Spring Cloud

Kafka

MongoDB

Oracle SQL

JUnit

Mockito

Docker

Kubernetes

Job description

Services is a leading provider of cash management, treasury, trade, clearing, depository receipts and commercial cards services. Services has a global network spanning more than 90 countries and is unique in the industry for its reach, interoperability, and flexibility. We provide clients with dynamic information, platforms, tools, and APIs to effectively manage their portfolios, financial positions, working capital and supply chains. CitiDirect serves as the unified digital gateway for clients to access our full suite of services.

We are seeking an experienced Senior Java Backend Developer to join a group modernizing CitiDirect’s Payment architecture. The ideal candidate will have a strong foundation in Core Java and extensive experience with Spring Framework, microservices architecture, Apache Kafka, MongoDB, and Oracle databases.

Key Responsibilities

• Design, develop, and maintain robust, scalable, and high-performance Java-based backend services
• Architect and implement microservices using Spring Framework 6, Spring Boot 3 and Spring Cloud
• Design and implement event-driven architectures using Apache Kafka
• Work with MongoDB and Oracle - design schemas and optimize queries
• Implement and maintain comprehensive unit and integration tests
• Participate in code reviews and mentor junior developers
• Contribute to the continuous improvement of our development processes and best practices

Required Qualifications

• 7+ years of experience in Java development, with a strong command of Core Java concepts
• Extensive experience with Spring Framework, including Spring Boot and Spring Cloud
• Proven track record of designing and implementing microservices architecture
• Experienced in Reactive programming
• Proficiency in working with Apache Kafka, including designing and implementing event-driven systems
• Strong experience with MongoDB, including schema design, complex queries, and performance optimization for large-scale applications
• Solid understanding of NoSQL database concepts and best practices
• Experience with Oracle databases and SQL, and performance optimization
• Expertise in RESTful API design principles
• Proficiency in writing unit and integration tests using frameworks like JUnit and Mockito
• In-depth knowledge of application security principles and experience implementing secure coding practices
• Expertise in implementing authentication and authorization in microservices architecture (OAuth 2.0, JWT etc.)

Preferred Qualifications

• Familiarity with containerization technologies (e.g., Docker, Kubernetes)
• Experience with CI/CD pipelines and DevOps practices
• Understanding of Agile methodologies
• Solid understanding of payments industry, including various payment systems and processes
• Familiarity with ISO 20022 standards, and their application in payments messaging
• Contributions to open-source projects

Job Family Group

Technology

Job Family

Applications Development

Time Type

Full time

Primary Location

Jersey City New Jersey United States

Primary Location Full Time Salary Range

$142 320,00 - $213 480,00

In addition to salary, Citi’s offerings may also include, for eligible employees, discretionary and formulaic incentive and retention awards. Citi offers competitive employee benefits, including: medical, dental & vision coverage; 401(k); life, accident, and disability insurance; and wellness programs. Citi also offers paid time off packages, including planned time off (vacation), unplanned time off (sick leave), and paid holidays. For additional information regarding Citi employee benefits, please visit citibenefits.com. Available offerings may vary by jurisdiction, job level, and date of hire.

Most Relevant Skills

Please see the requirements listed above.

Other Relevant Skills

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

Anticipated Posting Close Date

sept 09, 2026

Automated Processing and AI

We use automated processing, including artificial intelligence, for our legitimate business interests (or our reasonable and appropriate business purposes) to identify and align the candidate's skills and abilities with a specific job opening. Additionally, if you so choose, or consent, we can match your skills and abilities to other suitable roles at Citi.

Importantly, all our hiring processes and decisions, including determining your suitability for a role, are conducted, checked, and decided by individuals. Our automated processing and AI do not involve relying on automatic or autonomous decision-making. Please refer to any Jurisdictional Considerations, with specific provisions for your country (where relevant) for further details.

Illinois residents – AI Notice and Right

Citi is an equal opportunity employer

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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