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 servicesArchitect and implement microservices using Spring Framework 6, Spring Boot 3 and Spring CloudDesign and implement event-driven architectures using Apache KafkaWork with MongoDB and Oracle - design schemas and optimize queriesImplement and maintain comprehensive unit and integration testsParticipate in code reviews and mentor junior developersContribute to the continuous improvement of our development processes and best practicesRequired Qualifications:7+ years of experience in Java development, with a strong command of Core Java conceptsExtensive experience with Spring Framework,



including Spring Boot and Spring CloudProven track record of designing and implementing microservices architectureExperienced in Reactive programmingProficiency in working with Apache Kafka, including designing and implementing event-driven systemsStrong experience with MongoDB, including schema design, complex queries, and performance optimization for large-scale applicationsSolid understanding of NoSQL database concepts and best practicesExperience with Oracle databases and SQL, and performance optimizationExpertise in RESTful API design principlesProficiency in writing unit and integration tests using frameworks like JUnit and MockitoIn-depth knowledge of application security principles and experience implementing secure coding practicesExpertise 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 practicesUnderstanding of Agile methodologiesSolid understanding of payments industry, including various payment systems and processesFamiliarity with ISO 20022 standards,



and their application in payments messagingContributions to open-source projectsJob Family Group:TechnologyJob Family:Applications DevelopmentTime Type:Full timePrimary Location Full Time Salary Range:$120800,00 - $170800,00Most Relevant SkillsPlease see the requirements listed above.Other Relevant SkillsFor complementary skills, please see above and/or contact the recruiter.Automated Processing and AIWe 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.This job opening is for an existing job vacancy.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 chance review Accessibility at Citi.View Citi's EEO Policy Statement and the Know Your Rights poster.

📌 Citidirect Senior Java Dev For Payments Modernization – Vice President (Mississauga)
🏢 Citigroup
📍 Mississauga