Senior Java Full Stack Developer

About Citi:

Citi, the leading global bank, has approximately 200 million customer accounts and does business in more than 160 countries and jurisdictions. Citi provides consumers, corporations, governments, and institutions with a broad range of financial products and services, including consumer banking and credit, corporate and investment banking, securities brokerage, transaction services, and wealth management.

As a bank with a brain and a soul, Citi creates economic value that is systemically responsible and in our clients’ best interests. As a financial institution that touches every region of the world and every sector that shapes your daily life, our Operations & Technology teams are charged with a mission that rivals any large tech company. Our technology solutions are the foundations of everything we do from keeping the bank safe, managing global resources, and providing the technical tools our workers need to be successful to designing our digital architecture and ensuring our platforms provide a first-class customer experience.

We reimagine client and partner experiences to deliver excellence through secure, reliable, and efficient services.

Our commitment to diversity includes a workforce that represents the clients we serve from all walks of life, backgrounds, and origins. We foster an environment where the best people want to work. We value and demand respect for others, promote individuals based on merit, and ensure opportunities for personal development are widely available to all. Ideal candidates are innovators with well‑rounded backgrounds who bring their authentic selves to work and complement our culture of delivering results with pride.

If you are a problem solver who seeks passion in your work, come join us. We’ll enable growth and progress together.

Citi is seeking a Senior Java Full Stack Developer to contribute to the design, implementation, and evolution of complex, enterprise‑grade application systems. This role sits at the intersection of software engineering excellence and financial services technology, requiring a practitioner who can operate with a high degree of autonomy while driving outcomes across the full software development lifecycle. The ideal candidate brings deep expertise in Java‑based backend development, modern frontend frameworks, cloud‑native architectures, and event‑driven microservices.

This position offers the opportunity to serve as a subject matter expert and trusted advisor, shaping technical direction within a team operating at scale in one of the world’s leading financial institutions.

• Design, develop, and implement complex full‑stack application systems across the entire software development lifecycle.
• Build scalable microservices using Spring Boot and event‑driven patterns, ensuring alignment with cloud‑native development principles, containerization (Docker), and orchestration platforms (Kubernetes, Open Shift).
• Develop and maintain RESTful APIs and service‑oriented integrations, ensuring high performance, reliability, and secure design through the application of OAuth2, JWT, and encryption standards.
• Monitor and control all phases of development including analysis, design, construction, and testing; proactively identify risks and apply sound engineering judgment to resolve complex technical issues.
• Collaborate with business stakeholders and cross‑functional technology teams to gather requirements, recommend advanced programming solutions, and translate business needs into robust technical implementations.
• Define and enforce development standards, operating procedures, and best practices; contribute to post‑implementation reviews to validate system design, security posture, and business functionality.
• Optimize application performance through parallel processing, multi‑threading, and synchronization strategies; leverage algorithms, data structures, and established design patterns to deliver production‑grade solutions.
• Establish and maintain CI/CD pipelines using version control systems (Git Hub, Bitbucket) and automation tooling to support continuous delivery and deployment practices.
• Serve as a subject matter expert…