About the role

Role Overview

The Java Developer designs, develops, tests, and maintains scalable Java-based software applications for enterprise and mission-critical systems. You will translate business and technical requirements into secure, high-performance solutions across the full development lifecycle.

Responsibilities

Design, develop, test, and maintain Java applications and services
Write clean, efficient, well-documented code aligned with best practices
Participate in requirements analysis and technical design discussions
Build RESTful APIs and backend services
Integrate with databases, third-party systems, and cloud services
Support deployment, configuration, and troubleshooting
Participate in code reviews and ensure adherence to coding standards
Collaborate with cross-functional teams in Agile/Scrum environments
Create and maintain technical documentation
Troubleshoot and resolve defects and performance issues
Ensure compliance with security, data protection, and secure coding standards

Requirements

Java 8+ (working knowledge); strong OOP fundamentals
Familiarity with Spring / Spring Boot
Basic knowledge of RESTful web services and API development
Relational database knowledge (e.g., SQL, PostgreSQL, MySQL) and ability to write efficient SQL queries
Experience with Git
Familiarity with build tools such as Maven or Gradle
Knowledge of SDLC methodologies and software lifecycle
Strong analytical/problem-solving skills and communication skills
Ability to work independently and as part of a collaborative team
Ability to learn new tools/frameworks quickly and manage multiple deadlines

Additional Qualifications / Clearance

Must pass public trust clearance through the U.S. Federal Government (typically requires U.S. citizenship or meeting Foreign National System criteria, including U.S. residency within the last 5 years and appropriate passport/visa/work authorization)
Bachelor’s degree in CS/IT/Engineering (or equivalent via experience)
4+ years of Java development experience
Experience with JPA/Hibernate

Nice-to-have / Implied

Experience with JPA/Hibernate and full lifecycle delivery (design → deployment support → troubleshooting)
Experience in secure, compliance-driven environments supporting federal systems

About eSimplicity

eSimplicity is a modern digital services company that partners with U.S. government agencies to improve lives and protect well-being. It delivers intuitive products and services for federal missions, supporting engineers, designers, and strategists in transforming complex requirements into secure, reliable software.

Tags