We are seeking a highly experienced Senior full stack developer to lead the design, development, and support of high-volume, low-latency Java applications for our Stock Record system within Capital Markets. This role requires expertise in Microservice architecture, design patterns, Angular UI/UX, and Java/WebLogic modernization. Collaboration, problem-solving, and a commitment to quality are essential.Responsibilities:<ul><li>Design, develop, and support high-volume, low-latency, multi-tiered Java applications.</li><li>Provide Level 3 support for existing applications.</li><li>Migrate functionalities from monolithic WebLogic systems to a Microservices architecture.</li><li>Translate business requirements into user stories and technical solutions.</li><li>Develop solutions adhering to established design and quality standards.</li><li>Build test automation suites.</li><li>Identify and address system bottlenecks and deficiencies.</li><li>Collaborate with stakeholders across different teams (business analysts, QA, offshore, etc.).</li><li>Design and develop system architecture.</li><li>Resolve production support issues.</li><li>Stay current with new technologies and strategies.</li><li>Ensure requirements are thoroughly analyzed and customer needs are met.</li><li>Deliver high-quality implementations with comprehensive test coverage.</li></ul>Required Skills:<ul><li>5+ years of experience as a Java Developer with end-to-end solution delivery.</li><li>Hands-on experience with Core Java, Server-Side Java, JavaScript, MVC, Spring Framework.</li><li>Experience with Microservices architecture using Spring Boot, Spring Cloud Config, Netflix OSS, Pivotal Cloud Foundry, ZooKeeper, AWS.</li><li>5+ years of Oracle RDBMS experience (stored procedures, PL/SQL, triggers, performance tuning).</li><li>Familiarity with various technology stacks (Apache, J2EE, Java, JBoss, MQ, Oracle, SQL Server, DB2, Windows, Linux).</li><li>Experience with Spring Boot, AppDynamics, Docker, MongoDB/Cassandra, Kubernetes, Kafka, RabbitMQ, Swagger.</li><li>Experience migrating Oracle RDBMS to cloud and NoSQL databases.</li><li>Experience with ETL tools (Talend, Informatica, Spark).</li><li>Strong Java concurrency and thread-safe coding skills.</li><li>Experience with transaction management (JTA).</li><li>Shell scripting and Unix/Linux/Windows system administration experience.</li><li>Expert-level SQL and data modeling skills (relational and non-relational).</li><li>Understanding of network infrastructure (HTTP/S, TCP/IP, TLS, DNS, Load Balancers, Firewalls, Proxies).</li><li>Experience with JMS and message queues (Tibco/IBM MQ).</li><li>Experience with front-end frameworks (Angular, React.js, jQuery).</li><li>Experience with WebLogic 10 and 12c.</li><li>Agile/Scrum development experience.</li><li>Experience with Test-Driven Development (TDD).</li><li>Experience with code versioning tools (GitHub, Bitbucket, Subversion, Perforce).</li><li>Experience with DevOps processes and tools (Jenkins, Bamboo, UrbanCode, Maven, Gradle).</li><li>Strong problem-solving and communication skills.</li><li>Experience working in a fast-paced global environment</li></ul>Education:<ul><li>BS/MS degree in Computer Science or equivalent.</li></ul>Nice-to-Have Skills:<ul><li>Experience with Elasticsearch, Logstash, and Kibana (ELK stack).</li><li>AWS, Data Warehousing, and Oracle RDBMS certifications.</li><li>Experience deploying applications to cloud platforms (AWS, GCP, PCF).</li><li>Capital Markets domain experience.</li><li>Experience in Angular UI/UX development with end-to-end solutions.</li><li>Experience in WebLogic EJB development with end-to-end solutions.</li></ul>------------------------------------------------------Job Family Group: Technology------------------------------------------------------Job Family:Applications Development------------------------------------------------------Time Type:Full time------------------------------------------------------Primary Location:Tampa Florida United States------------------------------------------------------Primary Location Full Time Salary Range:$96,960.00 - $145,440.00 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 &amp; 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:Sep 05, 2025------------------------------------------------------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 <a href="https://www.citigroup.com/citi/accessibility/application-accessibility.htm" target="_blank">Accessibility at Citi</a>. View Citi’s <a href="https://www.citigroup.com/global/eeo-aa-policy" target="_blank">EEO Policy Statement</a> and the <a href="https://www.eeoc.gov/sites/default/files/2023-06/22-088_EEOC_KnowYourRights6.12ScreenRdr.pdf" target="_blank">Know Your Rights</a> poster.