Senior Java Developer
Citi
The Applications Development Senior Programmer Analyst is an intermediate level position responsible for participation in the establishment and implementation of new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to contribute to applications systems analysis and programming activities. Automation and process simplification will be the key theme.
Responsibilities:
- Design, develop, test, deploy, and maintain robust, scalable, and efficient Java applications following architectural patterns of Spring Boot microservices.
- Implement REST, async messaging, service-to-service integration) and ensure seamless integration with proper fault tolerance.
- Build cloud-native services using Spring Cloud components (e.g., config, discovery, gateway, circuit breaker patterns where applicable).
- Develop and implement Event‑Driven Architecture (EDA) using Kafka for asynchronous communication, event streaming, and decoupled processing.
- Apply deep knowledge of Java Collections, concurrency, and multi-threading to build safe and performant systems.
- Perform performance tuning, profiling, and optimization across services (latency, throughput, memory utilization, GC tuning where required).
- Write clean, well-documented, and efficient code adhering to best practices and coding standards.
- Collaborate with product managers, architects, and other developers to understand requirements and translate them into technical designs for microservices.
- Participate in all phases of the software development lifecycle, including analysis, design, development, testing, and deployment of microservices.
- Troubleshoot, debug, and upgrade existing microservices and monolithic systems as part of a migration strategy.
Qualifications:
- 5-8 years of relevant experience
- Experience in systems analysis and programming of software applications
- Experience in managing and implementing successful projects
- Working knowledge of consulting/project management techniques/methods
- Ability to work under pressure and manage deadlines or unexpected changes in expectations or requirements
Education:
- Bachelor’s degree/University degree or equivalent experience
This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required.
- 3-6 years of professional experience in Java development with strong proficiency in Java (JDK 8+).
- Demonstrable experience with designing, developing, and deploying microservices.
- Solid experience with Spring Framework, particularly Spring Boot for building microservices.
- Proven experience in building and consuming RESTful APIs.
- Understanding of microservices architecture patterns (e.g., API Gateway, Service Discovery, Circuit Breaker, Centralized Configuration).
- Experience with containerization technologies such as Docker.
- Experience with version control systems (e.g., GITHUB).
- Knowledge of Agile development methodologies (Scrum, Kanban).
- Knowledge of Snowflake a plus
------------------------------------------------------
Job Family Group:
Technology------------------------------------------------------
Job Family:
Applications Development------------------------------------------------------
Time Type:
Full time------------------------------------------------------
Most Relevant Skills
Please see the requirements listed above.------------------------------------------------------
Other Relevant Skills
For complementary skills, please see above and/or contact the recruiter.------------------------------------------------------
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.