The Lead Java Middle Tier 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:
- Write good and well-tested code in Java
- SOA API middleware implementation (both REST and SOAP)
- Write user/supporter documentation
- Development environment support (mostly automation using Jenkins CI, Bash, BitBucket)
- Evaluate and adopt new development tools, libraries and approaches to improve delivery quality
- Design and develop scalable backend services and middleware components using Java 17+, Spring Boot, Message brokers and Relational Databases
- Collaborate closely with frontend developers to design APIs, troubleshoot integration issues, and ensure comprehensive end-to-end functionality.
- Identify and remediate performance bottlenecks in Java applications, including memory leaks, thread contention, and garbage collection issues.
- Perform database performance tuning, query profiling, and explain plan analysis.
- Debug and troubleshoot issues across the stack — from client-side interactions to backend services and database layers.
- Implement and consume RESTful APIs.
- Follow enterprise-grade design patterns and best practices for maintainable and extensible code.
- Participate in code reviews, architectural discussions, and sprint ceremonies.
- Work in a fast-paced Agile/Scrum environment and follow SDLC best practices.
Skills Required:
- At least 5 years of experience in industry of software development
- At least 3 years of experience as Java software developer
- Java concurrency (practical experience and good knowledge)
- Experience in developing distributed systems
- At least 3 years of experience writing both REST and SOAP Web Services.
- Expert Knowledge of: Threading, Collections, Exception Handling, JDBC, Java OOD/OOP Concepts, GoF Design Patterns, MoM and SOA Design Patterns, File I/O, and parsing XML and JSON, delimited files and fixed length files, String matching, parsing, building, working with binary data / byte arrays.
- Java concurrency (practical experience and good knowledge)
- Good Knowledge of Spring including Spring Framework, Spring Boot, Spring Security, Spring Web, Spring Data
- Good knowledge of SQL (Oracle dialect is preferable)
- Good knowledge of JAX-RS / REST and JAX-WS SOAP Web Services
- Good knowledge of JAXB / XML and JSON
- Experience in developing distributed systems
- Experience in Microservices development
- Up-to-date overview of modern software development tools and techniques
Nice to have experience:
- Messaging Systems: RabbitMQ, ActiveMQ, Kafka, Tibco. IBM MQ, etc.
- Tomcat, Jetty, Apache HTTPD
- Able to work with build/configure/deploy automation tools
- Linux Ecosystem
- Kubernetes and Docker
- Autosys
- APIm
- APM Tools: Dynatrace, AppDynamics, etc.
- Caching Technologies: Hazelcast, MemCached, Redis etc
This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required.
Applicants must be authorized to work in the U.S. (Citi will not sponsor applicants for U.S. work authorization for this position). Position is based in New Jersey City. Candidate must be located within commuting distance or be willing to relocate to the area
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Job Family Group:
Technology------------------------------------------------------
Job Family:
Applications Development------------------------------------------------------
Time Type:
Full time------------------------------------------------------
Primary Location:
Jersey City New Jersey United States------------------------------------------------------
Primary Location Full Time Salary Range:
$142,320.00 - $213,480.00
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.
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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:
Jul 09, 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.
View Citi’s EEO Policy Statement and the Know Your Rights poster.
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