Senior Java Full Stack Developer Job at Citi (Irving)

Senior Java Full Stack Developer

Citi

Location:
United States , Irving ▼
Jacksonville

Category:
IT - Software Development

Contract Type:
Employment contract

Salary:

107120.00 - 160680.00 USD / Year

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Job Description:

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.

Job Responsibility:

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, OpenShift)
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 (GitHub, Bitbucket) and automation tooling to support continuous delivery and deployment practices
Serve as a subject matter expert and technical advisor to senior stakeholders and junior team members
provide mentorship and coaching to less experienced analysts and developers
Assess and manage risk in all engineering decisions, ensuring compliance with applicable policies, regulatory requirements, and ethical standards, with full transparency in reporting and escalation

Requirements:

5+ years' experience in application development roles with demonstrated full-stack engineering expertise across the complete software development lifecycle
Deep proficiency in Java application development, including strong command of object-oriented programming (OOP), data structures, algorithms, advanced Java concepts, and design patterns
Proven experience with Spring Boot and microservices architecture, including design and implementation of RESTful services, event-driven services, and Service-Oriented Architecture (SOA) patterns
Hands-on experience with frontend frameworks (Angular and/or React) and the ability to build and integrate modern, responsive web application interfaces with backend services
Proficiency with both relational databases (SQL Server, Oracle) and non-relational databases, along with experience using messaging systems such as Kafka, Solace, and JMS
Practical knowledge of security implementation including OAuth2, JWT, and encryption, combined with experience in system performance optimization techniques including multi-threading and parallel processing
Experience with containerization and orchestration technologies, including Docker, Kubernetes, and OpenShift, and familiarity with cloud-native application development principles
Proficiency with version control systems (GitHub, Bitbucket) and CI/CD pipelines
experience with AI-powered development tools such as GitHub Copilot is a plus
Familiarity with Python, Generative AI, or Agentic AI frameworks is a big plus
Experience operating within regulated financial services environments and adhering to compliance and risk management standards is preferred
Bachelor's degree in Computer Science, Software Engineering, or a related equivalent technical experience.

Nice to have:

Familiarity with Python, Generative AI, or Agentic AI frameworks
Experience operating within regulated financial services environments and adhering to compliance and risk management standards
Experience with AI-powered development tools such as GitHub Copilot

What we offer:

medical, dental & vision coverage
401(k)
life, accident, and disability insurance
wellness programs
paid time off packages, including planned time off (vacation), unplanned time off (sick leave), and paid holidays
discretionary and formulaic incentive and retention awards

Additional Information:

Job Posted:
May 05, 2026

Expiration:
May 08, 2026

Employment Type:

Fulltime

Work Type:

Hybrid work

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