Jobs
Summary
As a Senior Java Backend Developer, you will be responsible for building high-performance, resilient, and scalable backend services that power our critical applications. You will work closely with product managers, front-end developers, and other stakeholders to understand requirements, design solutions, and deliver high-quality software. This role requires strong technical leadership, problem-solving skills, and a passion for creating exceptional software.
Key Responsibilities
- Software Development: Design, develop, test, deploy, and maintain high-quality, scalable, and resilient backend services and APIs using Java and related technologies.
- Technical Leadership: Provide technical guidance and mentorship to junior and mid-level developers, conduct code reviews, and promote best practices in software development.
- System Design: Collaborate with architects and other senior developers to design robust, scalable, and secure backend architectures.
- Performance Optimization: Identify and resolve performance and scalability issues, ensuring optimal application performance and responsiveness.
- Code Quality: Uphold and improve code quality through rigorous testing, documentation, and adherence to coding standards.
- Troubleshooting & Support: Diagnose and resolve complex technical issues, providing production support when necessary.
- Collaboration: Work effectively within an Agile/Scrum team, participating in all phases of the software development life cycle.
- Innovation: Stay up-to-date with emerging technologies and industry trends, evaluating and recommending new tools and technologies to improve development processes and product quality.
Required Qualifications
- Education: Bachelor's or Master's degree in Computer Science, Engineering, or a related field.
- Experience: 8+ years of professional experience in backend software development with a strong focus on Java.
- Java Expertise: Deep understanding of Java 8+ and its ecosystem, including Spring Framework (Spring Boot, Spring Cloud, Spring Data JPA, etc.).
- Database Knowledge: Strong proficiency with relational databases (e.g., PostgreSQL, MySQL, Oracle) and ORM frameworks (e.g., Hibernate, JPA). Experience with NoSQL databases (e.g., MongoDB, Cassandra) is a plus.
- Cloud Platforms: Experience with cloud platforms (e.g., AWS, Azure, Google Cloud Platform) and related services.
- Microservices: Solid understanding and experience with microservices architecture and design patterns.
- Testing: Experience with unit, integration, and end-to-end testing frameworks (e.g., JUnit, Mockito).
- Version Control: Proficient with Git and continuous integration/continuous delivery (CI/CD) pipelines.
- Problem-Solving: Excellent analytical and problem-solving skills with attention to detail.
- Communication: Strong written and verbal communication skills, with the ability to articulate complex technical concepts to both technical and non-technical audiences.
Preferred Qualifications
- Experience with message brokers (e.g., Kafka, RabbitMQ).
- Familiarity with containerization technologies (e.g., Docker, Kubernetes).
- Knowledge of asynchronous programming and reactive systems.
- Understanding of security best practices in application development.
Job Family Group:
Technology
Job Family:
Systems & Engineering:
Time Type:
Full time
Most Relevant Skills
Please see the requirements listed above.
Other Relevant Skills
Java, Spring Boot.
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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About Citigroup

Citigroup
PublicCitigroup Inc. or Citi is an American multinational investment bank and financial services company based in New York City. The company was formed in 1998 by the merger of Citicorp, the bank holding company for Citibank, and Travelers; Travelers was spun off from the company in 2002.
10,001+
Employees
New York City
Headquarters
Reviews
3.3
4 reviews
Work Life Balance
3.0
Compensation
3.2
Culture
2.8
Career
2.5
Management
2.7
35%
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Pros
Compensation increases for investment banking roles
Legitimate investment banking employer
Internship opportunities available
Cons
Unclear career progression paths
Limited meaningful experience in internships
Compensation raises lower than competitors
Salary Ranges
28 data points
Mid/L4
Senior/L5
Staff/L6
Mid/L4 · Business Risk Intermediate Analyst
1 reports
$77,165
total / year
Base
$67,100
Stock
-
Bonus
-
$77,165
$77,165
Interview Experience
5 interviews
Difficulty
2.8
/ 5
Duration
14-28 weeks
Experience
Positive 0%
Neutral 40%
Negative 60%
Interview Process
1
Application Review
2
Recruiter Screen
3
Programming Assessment
4
Hiring Manager Interview
5
Panel/Superday Interviews
6
Final Decision
Common Questions
Technical Knowledge
Case Study
Behavioral/STAR
Past Experience
Culture Fit
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