Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency.
Job Description: Senior Java Developer
About the Role
We are seeking a highly skilled Java Developer to join our engineering team. In this role, you will be responsible for designing, developing, and maintaining high-performance, scalable Java-based applications. You will collaborate with cross-functional teams to deliver robust software solutions that meet business requirements and adhere to best practices in software engineering.
Key Responsibilities
Development & Engineering
Design, develop, test, and deploy enterprise-grade Java applications and microservices
Write clean, efficient, maintainable, and well-documented code following SOLID principles
Design & Implement RESTful APIs and web services using Spring Boot and related frameworks
Participate in the full software development lifecycle (SDLC) — from requirements gathering to production deployment
Optimize application performance, scalability, and reliability
Technical Leadership
Lead and mentor junior and Entry-level developers, providing guidance on code quality and best practices
Conduct thorough code reviews to ensure standards compliance and knowledge sharing
Drive technical decision-making including architecture discussions and technology evaluations
Champion DevOps culture by promoting CI/CD pipelines, automated testing, and agile methodologies
Collaboration & Communication
Work closely with Product Managers, Business Analysts, and UX/UI Designers to translate business requirements into technical specifications
Collaborate with DevOps/Platform Engineering teams for smooth deployments and infrastructure management
Actively participate in Agile ceremonies (sprint planning, daily stand-ups, retrospectives)
Communicate complex technical concepts clearly to non-technical stakeholders
Quality & Security
Implement unit, integration, and end-to-end testing strategies (JUnit, Mockito, etc.)
Participate in vulnerability assessments and support remediation efforts
Monitor application health and proactively address incidents and performance bottlenecks
Required Qualifications
Education
Bachelor's or Master's degree in Computer Science, Software Engineering, or a related technical field (or equivalent practical experience)
Experience
6+ years of hands-on professional software development experience
6+ years of deep expertise in Java (Java 17/21, or 25 preferred)
Proven track record of delivering complex, production-grade enterprise applications
Technical Skills
Category Technologies / Tools
Core Language Java 17/21/25, Core Java APIs, Concurrency, JVM Tuning
Frameworks Spring Boot, Spring MVC, Spring Security, Spring Data JPA
Microservices RESTful APIs, gRPC, Apache Kafka
Databases MongoDB, S3
Cloud & DevOps AWS / Azure / GCP, Docker, Kubernetes, OpenShift
CI/CD Jenkins, GitLab CI, GitHub Actions, Gradle
Testing JUnit 5, Mockito, TestContainers,
Monitoring ELK Stack, Grafana, Prometheus, Splunk
Version Control Git, Bitbucket, GitHub
Architecture Microservices, Event-Driven Architecture, Domain-Driven Design (DDD)
Preferred / Nice-to-Have Qualifications
Experience in financial services or other regulated industries
Working knowledge of Python as a secondary language
Soft Skills & Competencies
Strong analytical and problem-solving abilities with attention to detail
Excellent verbal and written communication skills
Self-motivated and proactive with a strong sense of ownership
Ability to thrive in a fast-paced, collaborative, and agile environment
Adaptability and willingness to learn new technologies
Collaborative team player with leadership potential
Job Family Group
Technology
Job Family
Applications Development
Time Type
Full time
- Most Relevant Skills
- Please see the requirements listed above.
- Other Relevant Skills
- For complementary skills, please see above and/or contact the recruiter.
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