Full Stack Java Developer

CACI; Reston (VA); On-site; USD 94,000 - 198,000; Full time

Job summary

CACI is seeking a skilled Full Stack Java Developer for the IBS-NS program. The role centers on designing, developing, porting, and maintaining high-quality software across the full stack, with emphasis on Java and C++, in a fast-paced, collaborative environment.

Key qualifications include a BS in Computer Science, 5+ years of Java experience, strong front-end skills, CI/CD familiarity, and experience with servers like Tomcat/JBoss and Databases.

Qualifications

• BS in Computer Science or related field is required.
• 5+ years of professional software development with Java.
• Strong front-end skills with HTML/CSS/JavaScript and frameworks.
• Experience with CI/CD pipelines, GitLab, and DevOps practices.
• Knowledge of databases (Oracle/SQL) and server apps (Tomcat/JBoss).

Responsibilities

• Implement enhancements and repairs in Java and C++ code bases.
• Support fielded IBS Sites and customer requirements.
• Design, develop, and maintain scalable web applications.
• Engage in agile practices and perform testing and documentation.
• Contribute to architecture decisions for performance and reliability.

Skills

Java

Frontend development

CI/CD / DevOpsSec

SQL

Spring / MVC

GitLab

Tomcat / JBoss

Problem solving

Teamwork

Documentation

Education

BS in Computer Science

Tools

Maven

Ant

GitLab CI

Jenkins

VS Code

Job description

Job Title: Full Stack Java DeveloperJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: SecretEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: Local

The Opportunity

CACI is seeking a skilled Full Stack Java Developer with a strong background Java development for our Integrated Broadcast Service-Network Services (IBS-NS) program. The Integrated Broadcast Service (IBS) is a worldwide Department of Defense (DoD) network designed to transmit time-sensitive tactical and strategic intelligence and targeting data from various sources to authorized users across all echelons, in near real-time. The ideal candidate will be responsible for designing, developing, porting, and maintaining high-quality software solutions that align with our company’s objectives and standards. This role requires a collaborative team player who can work effectively in a fast-paced environment. The candidate will have extensive knowledge of system implementation and full project lifecycle experience. We are seeking candidates with substantial experience in full stack web application development, implementation, and maintenance best practices.

Responsibilities

• Implement enhancements and repairs in Java and C++ code bases
• Provide support to fielded IBS Sites
• Making recommendations and applying best technical design to meet customer requirements
• Continuously innovating to automate processes, implement best practices, and improve the overall system architecture’s scalability, high availability, and performance
• Actively engaging in agile development practices, including sprint planning, daily stand‑ups, and software peer reviews
• Debugging and troubleshooting code to resolve issues promptly
• Writing and executing unit tests, integration tests, and end‑to‑end tests
• Documenting technical designs, processes, and any issues encountered

Qualifications

Required:

• Currently hold an active Secret clearance and ability to successfully achieve a Top Secret or Top Secret SCI clearance
• BS in Computer Science or other technical discipline
• 5 years of professional experience in software development with Java
• Strong front‑end web development skills. Expert in one or more of the following: HTML, CSS, XSL, JSP, JavaScript
• Familiarity with modern front‑end JavaScript libraries or frameworks, such as Angular or React
• Knowledge of the CI/CD pipeline and DevOpsSec
• Demonstrated experience building modern, user‑friendly web applications
• Experience with relational databases such as Oracle and with interacting with the database through SQL and/or stored procedures
• Experience with one or more of the following frameworks, architectures, or patterns: MVC, REST, XML, JSON, Spring, or SOAP
• Experience with one or more of the following build automation tools: Maven, Ant, Bjam
• Experience with source code version control systems with a particular understanding of Git and GitLab
• Experience with JBoss and/or Tomcat web servers
• Ability to document technical designs, processes, and any issues encountered
• Excellent problem‑solving skills and attention to detail
• Strong communication and teamwork abilities
• Ability to work independently and manage time effectively

Desired:

• Experience with Integrated Development Environments such as VS Code
• Knowledge of the Angular JS framework
• Knowledge of C++
• Knowledge of JMS
• Software containerization and orchestration technologies (e.g., K8, OpenShift, Docker)
• Experience with Model‑Based Systems Engineering (MBSE) processes
• Experience executing Unix command‑line utilities in one or more shells
• Experience with one or more technologies for working with XML and an XSD: JAXB, XSD
• Experience using GitLab and CI/CD pipelines
• Experience with one or more of the following stack: Grafana Alloy, Prometheus, Loki

What You Can Expect

A culture of integrity.

At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high‑performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.

An environment of trust.

CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.

A focus on continuous growth.

Together, we will advance our nation’s most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy.

Pay Range

There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.

The proposed salary range for this position is:

$94,400 - $198,200

CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.