The Senior Java Developer is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities. Responsibilities: - Partner with multiple management teams to ensure appropriate integration of functions to meet goals as well as identify and define necessary system enhancements to deploy new products and process improvements - Resolve variety of high impact problems/projects through in-depth evaluation of complex business processes, system processes, and industry standards - Provide expertise in area and advanced knowledge of applications programming and ensure application design adheres to the overall architecture blueprint - Utilize advanced knowledge of system flow and develop standards for coding, testing, debugging, and implementation - Develop comprehensive knowledge of how areas of business, such as architecture and infrastructure, integrate to accomplish business goals - Provide in-depth analysis with interpretive thinking to define issues and develop innovative solutions - Serve as advisor or coach to mid-level developers and analysts, allocating work as necessary - Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency. Qualifications: - 10 -13 years of relevant experience in Apps Development or systems analysis role - Extensive experience system analysis and in programming of software applications - Experience in managing and implementing successful projects - Subject Matter Expert (SME) in at least one area of Applications Development - Ability to adjust priorities quickly as circumstances dictate - Demonstrated leadership and project management skills - Consistently demonstrates clear and concise written and verbal communication Backend Development (Required): - Strong hands-on core Java, functional programming, and Spring Boot microservices development experience. - Understanding of concurrent and parallel programming, including threads, processes, synchronization, and handling race conditions. - Knowledge of reactive programming for building asynchronous, event/message-driven systems in microservices based applications that are highly concurrent. - Proficient in containerizing applications, continuous integration, and continuous delivery in Java ecosystem. - Knowledge of distributed tracing and API Gateway integration for microservices architecture. - Proficient in functional programming concepts with Streams API, Lambda Expressions and Optional. - Understanding of secure coding practices, SSL/TLS, OAuth, and JWT token handling in Java-based applications. - Expertise in integrating Java with NoSQL databases such as MongoDB for scalable, high availability applications. - Strong experience in data modeling and experience with relational and no-SQL database, Oracle and MongoDB. - Understanding of integrating APIs with third party libraries/vendors and handle the security around it. - Understanding of the principles of distributed systems, including data partitioning, replication, and consistency models. - Strong grasp of data structures and algorithms, especially those relevant to distributed systems like distributed hash tables and load balancing techniques. - Understanding of microservices architecture, including service discovery, API gateways, and inter-service communication. Other areas (Required): - Exceptional Problem-Solving and Analytical Skills to diagnose and resolve issues in distributed environments. - Above average skills in monitoring, logging, and debugging distributed systems to ensure reliability and performance. - Expertise in fundamental concepts such as consistency, availability, partition tolerance, fault tolerance, and scalability. - Familiarity with container orchestration (e.g., Kubernetes), and distributed messaging systems (e.g., Kafka). - Experience using Git/BitBucket. - Good communication skills, both written and verbal. Other areas (Good to have): - Unix shell scripting. - Knowledge of ElasticSearch, and GraphQL. - Experience with building apps which are highly performant and scalable will be great. - Knowledge of Generating Artificial Intelligence (AI), Machine Learning (ML), and Large Language Models (LLMs). -   Education: - Bachelor’s degree/University degree or equivalent experience - Master’s degree preferred ------------------------------------------------------ **Job Family Group: ** Technology------------------------------------------------------ **Job Family:** Applications Development------------------------------------------------------ **Time Type:** Full time------------------------------------------------------ **Primary Location:** Irving Texas United States------------------------------------------------------ **Primary Location Full Time Salary Range:** $125,760.00 - $188,640.00 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:** Dec 16, 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 [Accessibility at Citi](https://www.citigroup.com/citi/accessibility/application-accessibility.htm). View Citi’s [EEO Policy Statement](https://www.citigroup.com/global/eeo-aa-policy) and the [Know Your Rights](https://www.eeoc.gov/sites/default/files/2023-06/22-088_EEOC_KnowYourRights6.12ScreenRdr.pdf) poster.