Software Engineer II - Java

Techximius•Aberdeen, MD

19h•Onsite

About The Position

As a solutions-driven organization supporting Department of Defense (DoD) programs, Tech(x) provides mission-focused engineering and technical expertise that enables secure, resilient, and modernized defense capabilities. Our team is seeking a Java Software Developer to support the development, integration, and sustainment of enterprise and tactical software systems used across DoW networks and operational environments. This role will contribute to modernizing applications through secure coding practices, scalable microservices architecture, and DevSecOps pipelines.

Requirements

Strong experience with Java software development in enterprise or mission-critical environments.
Experience developing applications using Java frameworks such as Spring Boot, Spring Framework, or Jakarta EE.
Experience designing and implementing RESTful services and microservices architectures.
Familiarity with object-oriented design principles, design patterns, and secure coding practices.
Experience working with relational or NoSQL databases such as PostgreSQL, Oracle, MySQL, or MongoDB.
Experience using version control and CI/CD tools such as Git, Jenkins, Maven, or Gradle.
Experience working in Linux-based development environments.
Proficiency with Microsoft 365 tools including Outlook, Word, PowerPoint, Excel, and Teams.
Strong written and verbal communication skills.
Ability to work effectively in team-oriented, mission-focused environments.
A current DoD secret or higher, clearance.

Nice To Haves

Understanding of DevSecOps practices and container technologies such as Docker or Kubernetes is preferred.
Experience supporting large-scale government, defense, or enterprise systems.
Familiarity with DoW cybersecurity frameworks, RMF, or STIG compliance is a plus.

Responsibilities

Design, develop, and maintain Java-based enterprise applications and backend services supporting DoD mission systems.
Build and support RESTful APIs and microservices architectures using modern Java frameworks such as Spring Boot, Spring MVC, or Jakarta EE.
Develop secure and scalable software solutions compliant with DoW cybersecurity standards and secure coding practices.
Participate in the full Software Development Lifecycle (SDLC) including requirements analysis, architecture design, development, testing, deployment, and sustainment.
Integrate applications with databases, messaging services, and external systems using technologies such as REST, SOAP, JMS, or gRPC.
Support the development of distributed systems and cloud-enabled applications in government environments.
Implement automated unit, integration, and regression testing to ensure software reliability and maintainability.
Contribute to DevSecOps pipelines, CI/CD automation, and containerized deployments using tools such as Git, Jenkins, Maven, Gradle, or similar technologies.
Troubleshoot and resolve software defects across development, integration, and production environments.
Collaborate with system engineers, cybersecurity teams, and test engineers to ensure compliance with program requirements and security controls.
Participate in code reviews, technical design reviews, and architecture discussions.
Support integration and testing activities in development laboratories and operational test environments.
Produce technical documentation including design documents, interface specifications, and software implementation guides.
Ensure software products comply with DoW security frameworks, RMF requirements, and government development standards.
Perform other duties as assigned in support of program objectives.