77 java back end developer jobs at 21 companies in Thurmont, MD
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Java Backend Developer Senior
Ashburn, Virginia, United States
$120k-$160k/yrHybridFull Time
SAICNYSE: SAIC: Provides engineering, IT, and mission support services to government.
5+ YOE5+ years Java/J2EE development, BS in Computer Science/Engineering, cloud and AWS Lambda experience, NoSQL, Docker/Kubernetes, Spring Boot, strong SQL/JDBC/JPA/Hibernate and CI/CD skills.
SAICNASDAQ: SAIC: Provides government and defense clients with technology and engineering services.
9+ YOEBachelor's degree in computer science or related field; 9+ years Java experience; strong Java/JEE, Spring, Spring Boot; experience with Docker/Kubernetes, AWS; SQL/NoSQL, REST/GraphQL; CI/CD tools; Agile familiarity; US citizenship and public trust eligibility.
Phoenix or Plano or Raleigh or Reston or Richardson
OnsiteFull Time
InfosysNYSE: INFY: Global provider of digital services, consulting, and technology solutions.
Proven backend development experience with Java and Python, Spring Boot, microservices, GitLab, Terraform, PostgreSQL; bachelor\u0002s or equivalent; ability to work across SDLC and collaborate with cross-functional teams.
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
Experience with Java and back-end frameworks (Spring/Quarkus), Git/GitLab CI/CD, TS/SCI clearance required; HS diploma or GED required; ability to obtain Security+ within 6 months.
West 4th Strategy: Provides technology and professional services to federal government agencies.
5+ YOE5+ years backend experience with Java/Spring Boot, SQL/Hibernate, microservices, DevSecOps CI/CD, Aurora PostgreSQL; active U.S. citizenship and secret clearance required; bachelor's degree required.
Java, Spring Boot, Aurora PostgreSQL, SQL, Hibernate/JPA, EMR, EKS, API Gateway, Cognito, SQS, SES, Lambda, MQTT, DevSecOps, SAST/DAST
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
Experience building enterprise Java applications; familiarity with Spring or Quarkus, Git and GitLab CI/CD; TS/SCI clearance required; ability to obtain Security+ within 6 months; HS diploma or GED required.
teKnoluxion: Providing technical engineering and cloud services to the intelligence community.
6+ YOEActive Top Secret/SCI clearance with CI poly eligibility; bachelor’s (required) or master’s in CS or related; 6+ years experience (varies by degree); strong Java or Python, SQL, REST API, Linux skills.
Cav: Continuous cyber assurance platform for high-reliability organizations.
3+ YOE3+ years backend or AI engineering experience; strong Python/Java/Go skills; experience with scalable APIs, microservices, cloud (AWS/Azure/GCP), Docker/Kubernetes, LLMs, vector databases, and production ML integration.
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
4+ YOE1+ MgmtBachelor's degree, 4+ years professional software engineering, 1+ year cloud experience, proficiency in Java/Python/SQL/Node/Go/Scala, Docker, Kubernetes, AWS; people management and Agile experience preferred.
Java, Python, SQL, Node, Go, Scala, Docker, Kubernetes, AWS, Microsoft Azure, Google Cloud, NoSQL
Legato: Delivers IT engineering and cybersecurity services to defense agencies.
14+ YOETS/SCI with Polygraph, 14+ years software engineering experience, proficiency in Java/C++/Python, AWS, Git, PostgreSQL/SQL, Jira/Confluence, Agile, testing, and technical documentation; bachelor's degree or 5 additional years experience.
GDITNYSE: GD: Delivers IT and mission services to government agencies.
8+ YOEActive TS/SCI with polygraph, DoD 8570 IAT Level II cert, 8+ years related experience, SharePoint on-prem and Online experience, PowerApps/Power Automate, back-end programming experience, systems engineering skills.
SharePoint, SharePoint Online, PowerApps, Power Automate, PowerShell, Python, JavaScript, Java, Perl, Ruby, C++
Set of X: Provides specialized engineering services for U.S. national security missions.
8+ YOE8+ years experience, expert in Java or C#, Gradle/Maven, Docker/Kubernetes, Git; experience with graph databases (Neo4j) and high-performance tuning; TS/SCI with polygraph required.
BigBear.aiNYSE: BBAI: Provides AI-powered decision intelligence software for national security.
3+ YOE3+ years software engineering experience with strong Java and Spring Boot skills, RESTful services, MongoDB/NoSQL experience, automated testing, and TS/SCI with poly clearance required.
Java, Spring Boot, MongoDB, Vue.js, Apache Kafka, Linux
BigBear.aiNYSE: BBAI: AI-powered decision intelligence for complex mission environments.
3+ YOE3+ years software engineering with a technical Bachelor's (or 7+ years experience), strong Java and Spring Boot skills, MongoDB or similar DB experience, and automated testing experience; active TS/SCI with poly required.
Java, Spring Boot, MongoDB, Apache Kafka, Linux, Vue.js
Palo Alto or Falls Church or Frisco or Washington or Baltimore or Dallas or Bethesda or Fort Worth
$110k-$230k/yrHybridFull Time
GEICO: Provides vehicle and property insurance services to consumers.
8+ YOE8+ years software development experience with large-scale systems; proficiency in Java/Kotlin/Golang, SQL/NoSQL, Kafka, Spark, Airflow, cloud and DevOps practices; strong communication and system design skills.
North Point Technology: Technology services and engineering for federal government missions.
Active Top Secret clearance required (TS/SCI preferred); experience with Angular/TypeScript, full-stack development, Docker/Kubernetes/CI-CD, Java/Python back-ends, PostgreSQL, AWS, and SAFe/Agile practices. BS in CS or equivalent and Security+ (or DoD 8140) preferred.
Angular, TypeScript, AngularJS, RxJS, Docker, Kubernetes, CI/CD, Java, Python, PostgreSQL, AWS, Red Hat Linux, Git, WMS, WFS, Tile Services, SAFe
Steampunk: Federal digital transformation and consulting services provider.
5+ YOERequires 5 years of front-end and back-end development with Java and React, cloud-native services or APIs, and 3 years using CI/CD pipelines. Docker and automated testing experience required.