2,482 java software developer jobs at 465 companies in Gaithersburg, MD

PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
1mo
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Java Software Engineer
Laurel or Fort Meade
OnsiteFull Time
Orbis Operations
Orbis Operations: Defense and intelligence firm providing situational awareness and training.
5+ YOETS/SCI with poly, Bachelor's or Master's in CS, 5-10+ years SWE, Unix/Linux, Java, Spring, SQL/NoSQL, Docker, CI/CD, web frontend basics.
Unix, Bash, Python, Java, Spring, SQL, NoSQL, MongoDB, Docker, CI/CD, GitLab CI, Jenkins, Web Services
3w
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Java Software Engineer Level 5
Aurora or Morrisville or Linthicum
$177k-$266k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
12+ YOEActive Top-Secret/SCI clearance required; 12+ years software development experience (alternatively experience/degree combinations), 5+ years Java, RESTful APIs/microservices, Git workflows, Agile experience, strong OOP and SOLID skills.
Java, RESTful APIs, Git, GitHub, GitLab, Bitbucket, Linux, CI/CD, Docker
1mo
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Senior Java Software Engineer
Columbia or Minneapolis or Charlotte
$88k-$146k/yr HybridFull Time
Computershare
ComputershareASX: CPU: Global provider of financial administration and shareholder management services.
7+ YOE7+ years software engineering; 5+ years Java/J2EE, Spring, Spring Boot, Spring Batch, JPA; experience with Hibernate, Autosys/Control M, Git/GitHub, front-end tech (JavaScript, JSON, CSS, jQuery, Ajax, HTML 5), Selenium; Agile experience.
Java, J2EE, Spring, Spring Batch, Spring Boot, JPA, Hibernate, Autosys, Control M, JavaScript, JSON, CSS, jQuery, Ajax, HTML 5, Git, GitHub, Selenium
1mo
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Java Software Developer (TS/SCI)
Chantilly, Virginia, United States
OnsiteFull Time
Vibrint
Vibrint: Provides mission-critical systems and data analysis for national security.
5+ YOERequires 5+ years Java development with SpringBoot, Mockito, Lombok, OpenAPI (Swagger) building RESTful services; Git/gradle, Kafka, MongoDB, ActiveMQ/NiFi; Kubernetes/Helm deployments; AWS experience; Security+; TS/SCI clearance with CI polygraph.
Java, SpringBoot, Mockito, Lombok, OpenAPI (Swagger), Git, gradle, Kafka, MongoDB, ActiveMQ, NiFi, Kubernetes, Helm Charts, Amazon Web Services (AWS)
2mo
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EHS TECHNOLOGIES CORPORATION - Java Software Developer (IH Code 104)
Indian Head, Maryland, United States
OnsiteFull Time
EHS Technologies
EHS Technologies: Provides engineering, IT, and environmental services to defense agencies.
Seeking a skilled Java Software Developer to design, develop, and deploy server-side components within enterprise applications.
Java, Spring, Java EE, REST, SQL
3w
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Java Software Engineer Level 4
Aurora or Morrisville or Linthicum Heights
$142k-$213k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
8+ YOETop Secret/SCI required; Bachelor’s degree (or equivalent experience); 5+ years Java development; experience with RESTful APIs, microservices, Git, and Agile; strong OO design and SOLID principles.
RESTful APIs, microservices, Java, Git, GitHub, GitLab, Bitbucket, Linux, CI/CD, Docker
2mo
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Java Developer
Washington, District of Columbia, United States
OnsiteFull Time
Mobomo
Mobomo: Designs and develops custom software for government and enterprises.
6+ YOE6+ years Java software development; experience with Spring, microservices, REST APIs, Docker/Kubernetes, AWS; strong communication; U.S. citizenship; no sponsorship.
Java, Spring, REST, Docker, Kubernetes, AWS, Git, JUnit, JavaScript, Maven, Gradle
2mo
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Java Software Engineer (2026-0130)
Bethesda, Maryland, United States
$180k/yr OnsiteFull Time
Acclaim Technical Services
Acclaim Technical Services: Provides language and intelligence services to U.S. federal agencies.
6+ YOEExperience with Java, SpringBoot, Hibernate; TS/SCI clearance with polygraph; DevOps tools; Agile; cloud; JUnit/Katalon; Python/Bash.
Java, Spring, Hibernate, Junit, Katalon, Python, Bash, Git, Jenkins, JIRA, Confluence, AWS, Google Cloud, Azure
1d
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Java Developer
Vienna, Virginia, United States
$150k-$220k/yr HybridFull Time
Koniag Government Services
Koniag Government Services: Providing technical and professional services to federal agencies.
4+ YOEMinimum 4 years software development experience, TS/SCI clearance required, proficiency with Java, JavaScript, XQuery, Python, SQL and AWS; bachelor\u0002s degree in related field.
Java, JavaScript, XQuery, Python, HTML, SQL, NoSQL, AWS
2mo
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Java Software Engineer - Space Domain
Herndon or Aurora
$104k-$166k/yr OnsiteFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
5+ YOE5+ years related experience; TS/SCI with poly; 2+ years Java; microservices/containers; Spring; REST APIs; Linux/Windows; DoD 8570; Security+ or CISSP preferred.
Java, Docker, Kubernetes, Spring, Spring Boot, REST, Linux, Windows, Apache NiFi, Apache Kafka, Jira, Confluence, Git, GitLab, DoD 8570
1w
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Principal Java Software Engineer (Onsite)
Richardson or Aurora or Dulles
$108k-$205k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
8+ YOESTEM degree and minimum 8 years relevant experience; active transferable TS/SCI clearance and U.S. citizenship required; experience with Java, large-scale architecture, Agile, and Atlassian tools.
Java, Atlassian, Git, Chef, Ruby, Python, Groovy, SQL, NoSQL, AWS (S3, SQS, SNS), Apache Felix, Apache Velocity, Spring Boot, Spring Integration, Spring Framework, Docker, Kubernetes, Hibernate, Bitbucket, Jenkins, Artifactory
2mo
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Senior Java Software Engineer
Fort Meade or Annapolis Junction
$200k-$230k/yr OnsiteFull Time
CTC Group
CTC Group: Provides specialized engineering and technical services to defense agencies.
14+ YOEActive TS/SCI with polygraph; STEM BS or equivalent; 4+ yrs SWE; Java/Swing, Maven, Eclipse; embedded Windows/Linux; GitLab CI/CD; hardware interfaces.
Java, Swing, Maven, Eclipse, VS Code, Spring Tools Suite, Java Fire/JFire, GitLab CI/CD, RabbitMQ, JTAG, I2C, SPI, UART, Ethernet, React, JavaScript, HTML
1mo
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Senior Software Engineer (JAVA)
Fort Meade, Maryland, United States
OnsiteFull Time
Ascension Federal Services
Ascension Federal Services: N/A
15+ YOE15+ years in software development with JAVA; Bachelor's in CS or related; Spring/Hibernate; Angular; strong OO design; able to work independently.
Java, Spring, Hibernate, Angular
2mo
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Java Developer
Washington, District of Columbia, United States
OnsiteFull Time
Tenax Technologies
Tenax Technologies: A defense technology delivering secure IT services.
3+ YOEActive Top Secret clearance with SCI eligibility; DoD IAT Level II or higher; BS in CS/Software Engineering/Information Systems or equivalent; 3+ years full-stack Java experience; strong Java, Spring, API, JS/TS, SQL; DevSecOps experience; Git tooling.
Java, J2EE, Spring Boot, Spring Framework, Hibernate/JPA, REST, JavaScript, TypeScript, Angular, React, Oracle, PostgreSQL, MySQL, Git, GitLab, GitHub, Docker, Kubernetes, OpenShift, RMF, AWS, Azure
4w
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Full Stack Java Software Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
Tiber Technologies: Providing specialized engineering and security services for federal missions.
Strong Java development with Spring Boot, RESTful APIs, MongoDB, automated testing; US citizenship and active clearance with polygraph required; bachelor\u0002s degree in CS/Engineering; familiarity with full-stack, Kafka, Linux, and CI/CD preferred.
Java, Spring Boot, MongoDB, JavaScript, Vue.js, Kafka, Linux, CI/CD
1mo
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Senior Java Software Engineer
Columbia, Maryland, United States
$160k-$250k/yr OnsiteFull Time
Synergy ECP
Synergy ECP: Provides cybersecurity and systems engineering for defense agencies.
8+ YOEStrong experience in Java development, Linux environments, Spring Framework, multi-threaded, distributed systems; Git, Maven, Gradle; TS/SCI clearance and U.S. citizenship.
Java, Linux, Spring Framework, Git, Maven, Gradle
1mo
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Lead Java Software Engineer; Individual Contributor
Rockville or Tysons
$131k-$238k/yr HybridFull Time
FINRA
FINRA: Regulates brokerage firms and exchange markets in the United States.
7+ YOELead software engineer with strong Java backend, AWS, and system design experience; 7+ years, bachelor’s degree, DevOps/CI-CD, and security knowledge.
Spring Boot, REST, GraphQL, Microservices, AWS, PostgreSQL, MySQL, MongoDB, Cassandra, Neo4j, Amazon Neptune, S3, Lambda, Step Functions, ECS, Fargate, Aurora
3w
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Associate Java Developer
Arlington, Virginia, United States
HybridFull Time
Sprezzatura Management Consulting
Sprezzatura Management Consulting: Provides digital modernization and management consulting for federal agencies.
1+ YOE1–3 years software development experience with Java, SQL/Oracle, REST/SOAP, OOP, and Agile; Bachelor's in CS or related (or equivalent experience); U.S. citizen or permanent resident required; strong communication and problem-solving skills.
Java, Spring Framework, Struts, JSP, WebLogic, Oracle, REST, SOAP, Java 17, Spring Boot, SQL, Git, JavaScript, HTML, React
1mo
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Senior Java Developer
Sterling or Sarasota or Denver
$90k-$190k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
7+ YOETS/SCI with recent polygraph required, 7+ years Java development, experience with Java Swing, Spring/Spring Boot, Hibernate/Java EE, Gradle/Maven, GitLab CI/CD, Docker/Podman/Kubernetes, Linux, MongoDB/Cassandra/SQL; bachelor's or master's in CS/SE or equivalent experience.
Java, Java Swing, Spring, Spring Boot, Hibernate, Java EE, RESTful, SOAP, Gradle, Maven, GitLab, CI/CD, MongoDB, Cassandra, SQL, Docker, Podman, Kubernetes, Linux, Artifactory, Jira, Confluence
3mo
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Java Developer (Secret)
Arlington, Virginia, United States
HybridFull Time
Accenture Federal Services
Accenture Federal ServicesNYSE: ACN: Provides technology and consulting services to U.S. federal agencies.
3+ YOECloud-native Java development, microservices, REST APIs; containerization; CI/CD; SQL/NoSQL; security best practices; teamwork.
Java, Spring Boot, Docker, Kubernetes, OpenShift, Jenkins, GitLab, SQL, NoSQL, AWS, Azure, GCP, Terraform