Senior Java Developer

We are looking for an experienced Senior Java Developer with 8+ years of professional experience in designing and developing robust, scalable enterprise applications. The ideal candidate will have deep expertise in Java technologies, cloud architecture, and modern application design, with a passion for clean, maintainable code.

Key Responsibilities:

• Lead the design and development of Java-based applications using Spring Boot and related frameworks.
• Build, consume, and document RESTful APIs for internal and external integrations.
• Collaborate with DevOps teams to implement and support CI/CD pipelines and cloud deployments (AWS preferred).
• Work with relational and NoSQL databases to support various business needs.
• Drive technical discussions, mentor junior developers, and contribute to code reviews.
• Implement and maintain scalable microservices and containerized applications using Docker and Kubernetes.
• Ensure application performance, security, and reliability across all stages of development.

Required Skills and Qualifications:

• Bachelor's Degree and 8+ years of hands-on experience in Java application development.
• Deep understanding of Spring Boot, Spring MVC, Spring Security, and Hibernate/JPA.
• Strong experience with REST APIs, JSON, and web application architecture.
• Proficiency in SQL and working with relational databases such as Oracle, PostgreSQL, or MySQL.
• Hands-on experience with front-end frameworks like React or Angular.
• Solid knowledge of microservices architecture and containerization (Docker, Kubernetes).
• Familiarity with NoSQL databases (e.g., MongoDB, Cassandra).
• Experience with cloud platforms (AWS, Azure, or Google Cloud Platform), including cloud-native architecture and components such as load balancers, API gateways, service discovery, and monitoring tools (e.g., Prometheus, Grafana, CloudWatch).
• Skilled in build and automation tools (Maven/Gradle, Jenkins) and version control (Git).
• Excellent problem-solving, communication, and team collaboration skills.

Original Posting:
June 11, 2025
For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:
Pay Range $104,650.00 - $189,175.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.