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Capstone IT Staffing Logo Capstone IT Staffing · IT - Software Development

Senior Backend Java Developer

United States, Glen Allen, VA 72.00 - 83.00 USD / Hour · Job Posted December 07, 2025
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Job Description

Capstone IT is seeking a Senior Java Backend Developer with deep expertise in enterprise level application development. This role focuses heavily on building out modern microservices-based architecture to migrate a legacy system to Azure. The position includes both new development and some production support for a mission-critical system. An on-call rotation occurs every 12-16 weeks, with onboarding and training completed before required participation.

Job Responsibility

  • Develop clean, efficient, testable backend code
  • Enhance and maintain data access layers and system performance
  • Contribute to design discussions and modernization initiatives
  • Work independently with proactive problem-solving
  • Clear written and verbal communication
  • Adapts quickly and works independently

Requirements

  • Minimum 10 years of experience with a heavy focus on backend development, database connectivity, and containerization
  • Java (versions 8-17)
  • Spring Boot (Spring Data, Spring Cloud)
  • Hibernate (JPA, HQL, JPQL, Criteria, tuning, troubleshooting)
  • Web Services (SOAP and REST APIs)
  • Strong familiarity Kafka, MongoDB, and distributed systems concepts
  • Strong experience with Oracle/SQL Server and database connectivity
  • Experience with WebLogic, JUnit/Mockito, Git, Gradle/Ant, IntelliJ/Eclipse
  • Azure DevOps- used for project and backlog tracking
  • Bachelor’s degree in computer science or similar field
  • 10+ years of experience in an enterprise level environment
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