35 junior developer java javascript jobs at 18 companies in Winchester, VA
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Java Developer Junior
Ashburn, Virginia, United States
HybridFull Time
SAICNASDAQ: SAIC: Provides government and defense clients with technology and engineering services.
2+ YOEBachelor's in CS or related and 2+ years technical experience; 2+ years Java/JEE, Spring Boot, REST, Angular, SQL, JPA/Hibernate, TypeScript, RxJS, XML/JSON, RDBMS (Oracle/PostgreSQL); ability to obtain Public Trust and US citizenship required.
Java, Java/JEE, Spring Boot, REST, RxJS, TypeScript, XML, JSON, Oracle, PostgreSQL, SQL, JPA, Hibernate, Angular, HTML, JavaScript, CSS, AWS, Eclipse, Microsoft Visual Studio Code, JUnit
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
TS/SCI with Polygraph required; bachelor’s degree in CS/SE/IS or equivalent; strong software development fundamentals; experience with Java, C#, Python, or JavaScript; understanding of OOP, APIs, SQL, and Git; strong analytical and communication skills.
Altamira TechnologiesNYSE: PSN: Provides data analytics and engineering for national security missions.
Bachelor's in CS or related, familiarity with Java/Python/JavaScript and modern web stacks, TS/SCI clearance required, strong communication and problem-solving skills.
Java, Python, JavaScript, Typescript, Angular, React, ElasticSearch, ELK stack, Redis, Web Services (REST), docker, lxc, Kubernetes, helm, Machine Learning, Data Analytics, Android, NoSQL, SQL, Xmidas, Digital Signal Processing
Peraton: Provides advanced technology and mission support for government agencies.
2+ YOEBachelor's with 2+ years or Master's in a relevant field; TS/SCI with polygraph; proficient in Java, Python, JavaScript; REST/JSON, Git, Agile, Docker; AWS experience; unit testing.
Impyrian: Provides engineering, IT, and program management to government agencies.
1+ YOEBachelor's degree,1-3 years software development experience,knowledge of JavaScript,Java/Spring,web services,SQL,IDE tooling,and version control;strong problem solving and communication skills.
JavaScript, jQuery, Angular, Spring MVC, Spring Boot, SOAP, REST, SQL, Eclipse, IntelliJ IDEA, Git, Jira, JUnit
ASSYST: An award-winning IT firm that provides digital transformation, DevSecOps, cyber security, and AI integration services for government agencies.
0+ YOE0–2 years software development experience; eligible for security clearance; basic knowledge of HTML5, CSS3, JavaScript (ES6+), a front-end framework (React/Angular/Vue.js), a back-end technology (.NET/Node.js/Java Spring Boot/Python), REST APIs, SQL/NoSQL, and Git.
Forge Group: Provides professional consulting and IT solutions for federal agencies.
0+ YOEU.S. citizen with 0–3 years Appian or application development experience; Appian Associate certification within 6 months; CompTIA Security+ within 30 days; active Tier 2 background investigation within 18 months; foundational SQL, REST, and Appian knowledge.
Peraton: National security and mission-critical government technology services provider.
2+ YOEActive TS/SCI (or eligibility), Java OOP experience, 2+ years relevant experience, ability to work in SCIF, EMR not mentioned, strong communication and teamwork.
ASRC Federal: Provides engineering and IT services to federal government agencies.
2+ YOEU.S. citizenship with ability to obtain security clearance; Bachelor's in CS/Engineering; 2+ years software development; proficiency with Java, JavaScript, relational databases, Git, HTML/CSS/JSON/XML; strong analytical and communication skills.
ASM ResearchNYSE: ACN: Provides IT and healthcare services to government agencies.
0+ YOEBachelor's in a technical field (or equivalent), 0–3 years testing experience, ability to design/execute test cases, defect tracking, basic automation scripting (Java/Python/JavaScript), SQL and security testing exposure, ability to obtain Secret clearance.
SAICNYSE: SAIC: Provides engineering, IT, and mission support services to government.
1+ YOEBS in Computer Science + 1 year relevant experience; UI development with Angular and React; HTML, JavaScript, CSS, AWS, Java, Spring Boot, SQL, XML, Unix/Linux, JDBC/JPA/Hibernate, JSON; Visual Studio Code; Agile; must be US citizen and obtain Public Trust.
Concept Plus: Delivers enterprise IT services for federal government agencies.
US citizen with TS/SCI clearance; cloud, DevOps, and full stack development; Terraform, Docker/Kubernetes; CI/CD; Oracle DB; Python/JavaScript/Java/Go; Linux; BS in Computer Science; CompTIA Security+ (preferred).
Guydo Consulting: Specialized IT consulting and software engineering for government agencies.
2+ YOEActive Top Secret/SCI clearance required, Bachelor’s degree, 2+ years software engineering experience, proficiency with JavaScript/TypeScript/Node.js/Angular, relational and NoSQL databases, and web application development.
MicrosoftNASDAQ: MSFT: Develops software, services, devices, and cloud computing solutions.
2+ YOEBachelor's degree or equivalent,2+ years engineering experience or equivalent,proficiency coding in C/C++/C#/Java/JavaScript/Python,ability to obtain U.S. Top Secret/SCI clearance.
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
2+ YOE2+ years software development with Java, Python, Rust, or GO; experience modernizing legacy apps to microservices; Top Secret clearance and Bachelor's degree required; EMR not applicable.
0+ YOEBachelor's in CS/CE/EE; proficient in Python, Java, HTML, JavaScript; Windows/Linux API knowledge; client/server experience; strong problem solving and communication; self-motivated team player.
Python, Java, HTML, JavaScript, Git, Jenkins, Windows API, Linux API
Metron: Develops scientific software and mathematical models for national security.
2+ YOEBachelor's in computer science, 2 years relevant experience, JavaScript/TypeScript, React, HTML/CSS, strong communication, US citizenship and eligibility for security investigation.
BruckEdwards: Provides IT modernization and identity management for federal agencies.
Bachelor's in an IT field (May/Dec 2026 grads acceptable), U.S. citizenship, able to obtain Public Trust (NACI). Preferred: Python, Java, JavaScript, Bash, Microsoft .NET/M365/Azure, AWS, Linux (CentOS/Red Hat).
Python, Java, JavaScript, Bash shell scripting, Microsoft .NET, Microsoft Azure, Microsoft M365, Amazon AWS, Linux OS (CentOS/Red Hat), SharePoint, O365
ManTech: Provides technology solutions for defense and intelligence agencies.
1+ YOEBachelor's in IT/Cybersecurity/Data Science/Information Systems/Computer Science (ABET/CAE) or 6 years related experience + certification; 1+ year full-stack and Agile experience; Java 11+, Spring Boot/JBoss/WildFly, Angular, RESTful APIs, databases, cloud and container familiarity.
SWIFT: Provides secure messaging services for global financial transactions.
Bachelor's degree in CS or related, proficiency in Python/Java/C#/JavaScript, experience with test automation frameworks and Git, basic SQL knowledge, strong SDLC and testing skills, excellent communication.