CitiDirect Senior Java Dev for Payments Modernization – Vice President

Working at Citi is far more than just a job. A career with us means joining a team of approximately 219,000 dedicated people from around the globe. At Citi, you’ll have the opportunity to grow your career, give back to your community and make a real impact.

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

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This job opening is for an existing job vacancy.

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