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166 junior java developer jobs at 80 companies in Maryland

1mo
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Java Developer
Annapolis Junction, Maryland, United States
OnsiteFull Time
GIGATEC Engineering
GIGATEC Engineering: Private defense engineering firm serving U.S. DoD and intelligence communities with cybersecurity, HPC, and data analytics.
U.S. work authorization required; Top Secret clearance and favorable polygraph required; experience with Java, Spring, containers, Kubernetes, CI/CD, Linux, Bash, Python, MongoDB, messaging systems; strong communication and problem-solving skills.
Linux CLI, Bash, Python, Java, Spring Framework, Spring Boot, Spring Data, Spring Integration, MongoDB, Docker, containerd, Kubernetes, RabbitMQ, Kafka, Bamboo, GitLab CI, Ansible, Git, Jira, Confluence, Helm
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3mo
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Junior Application Developer
Annapolis Junction or Columbia
$140k-$190k/yr HybridFull Time
Freedom Technology Solutions Group
Freedom Technology Solutions Group: Provides IT consulting and government technology services.
3+ YOEActive TS/SCI with Polygraph; Bachelor in CS/Software Eng/IS plus 3 years of software dev; Master’s plus 1 year; 4-year substitution option; Python, Django, Docker, AWS, Java, JavaScript, ReactJS/Vue.js; Agile experience.
Python, Django, Docker, AWS, Java, JavaScript, ReactJS, Vue.js, PostgreSQL, HTML, CSS
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2mo
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Junior Software Developer
St Inigoes, Maryland, United States
$70k-$116k/yr OnsiteFull Time
ManTech International
ManTech International: Advancing the future of defense through innovative technology.
1+ YOEBachelor's in CS/SE/CE/Math or related, 1+ years software development experience, applied C/C++ and Java, agile experience, Secret security clearance required.
C, C++, Java, Linux, Wireshark, Eclipse IDE, SVN
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3w
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Java Full Stack Developer
McLean or Rockville or Tysons Corner
$74k-$124k/yr OnsiteFull Time
Guidehouse
Guidehouse: Global consulting firm serving public and commercial sectors.
2+ YOEBachelor's degree or equivalent; 2+ years of full-stack development with Java, Spring Boot, ReactJS, REST APIs, databases, AWS, CI/CD, and Agile/Scrum. Must obtain public trust.
Java, Spring Framework, Spring Boot, Hibernate, Maven, REST APIs, JSON, Microservices Architecture, ReactJS, React Hooks, Redux, React Router, JavaScript, DOM, Oracle, PostgreSQL, MySQL, SQL Server, AWS, Git, GitHub, GitLab, Bitbucket, Azure DevOps, Jenkins, Docker, Kubernetes, Terraform, GitHub Copilot, Amazon Q Developer, Cursor, Claude, Gemini, LLMs, RAG architectures
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6d
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Junior NextGen Developer
Maryland, United States
$73k-$120k/yr RemoteFull Time
DCS Corp
DCS Corp: Employee-owned provider of engineering and technical services for defense agencies.
2+ YOEBachelor's degree and 2 years of experience required; U.S. citizenship and interim Secret clearance required on day one. Experience with Java or C#/ASP.NET Core, web technologies, and distributed Agile teams.
Java, C#, ASP.NET Core, React, Jest, TypeScript, JavaScript, Node, NPM, HTML5, CSS, Kubernetes, Helm, RabbitMQ, Git, Jira, Bitbucket, Microsoft Confluence, Jenkins, Rancher, SonarQube, Postgres, SQL, Docker, Agile, Scrum, Scaled Agile Framework (SAFe)
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2w
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Senior Software Engineer - Java/Microservices
Boston or Maryland or California
$138k-$184k/yr HybridFull Time
Tenable
TenableNasdaq Global Select Market: TENB: Tenable is a public cybersecurity providing exposure management solutions that help organizations identify and reduce risk.
4+ YOERequires 4+ years of enterprise software development, Java or Kotlin, distributed microservices, Kubernetes, databases, event-driven systems, and a bachelor's degree or equivalent experience.
Java, Kotlin, Kubernetes, PostgreSQL, DynamoDB, Elasticsearch, SQL, NoSQL, Kafka, SQS, RabbitMQ
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2mo
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Junior Software Developer
Lexington Park, Maryland, United States
$75k-$85k/yr OnsiteFull Time
Greenfield Engineering Corporation
Greenfield Engineering Corporation: Software and systems engineering firm developing avionics software for the U.S. Navy.
1+ YOERequires C# development experience, Agile/SDLC familiarity, debugging/testing skills, bachelor's degree in CS/SE/Engineering, 1–3 years experience, and active Secret security clearance.
C#, Python, Java, JavaScript, AWS, Docker, Jenkins, React, Flask, Spring Boot, SQL, NoSQL
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2mo
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Junior Software Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
Tiber Technologies
Tiber Technologies: Maryland-based small technology services and software firm providing software, systems, cloud, and machine-learning engineering to clients.
U.S. citizen with active clearance and polygraph required. Bachelor's in computer science, engineering, or related field required. Proficiency in Java, Python, PySpark, and experience with big-data frameworks (Hadoop, MapReduce, Pig), ETL, JSON/BSON.
Java, Python, PySpark, Pig, MapReduce, JSON, BSON, Hadoop, ETL
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1mo
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Junior Software Engineer
Maryland, United States
$70k-$190k/yr OnsiteFull Time
Belay Technologies
Belay Technologies: Private SDVOSB providing IT and engineering services to the Department of Defense and commercial clients.
5+ YOETS/SCI with polygraph, 5+ years SWE experience (or bachelor's in CS + experience or 4 additional years in lieu), experience with Java/Python/AWS, automated testing and agile experience.
MOAT, Java, Python, AWS
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1mo
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Full Stack Java Developer with TS/SCI Clearance & Full Scope Polygraph-Onsite in Annapolis Jct, MD
Annapolis Junction, Maryland, United States
OnsiteFull Time
Booker DiMaio
Booker DiMaio: Minority-owned Maryland high-tech engineering and software modernization firm serving defense, intelligence, civilian, and commercial customers.
Active TS/SCI clearance with Full Scope Polygraph, experience with Java 17, Oracle, Mongo, Spring Boot, GWT, Angular, RESTful web services, and maintaining application interfaces.
Java 17, Oracle, Mongo, Spring Boot, GWT, Angular, RESTful web services
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2mo
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Analytic Developer-Junior
Annapolis Junction, Maryland, United States
OnsiteFull Time
NetSage
NetSage: Private cybersecurity services provider supporting the U.S. Federal Government with cyber operations, software, intelligence, infrastructure, and training.
2+ YOETS/SCI with polygraph required; BS in Computer Science (or equivalent) + 2 years experience; experience with Java, Python, PySpark, ETL, JSON/BSON, Pig/MapReduce/Hadoop.
Java, Python, PySpark, JSON, BSON, Pig, MapReduce, Hadoop
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1mo
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Junior Software Developer (Backend Focused)
Annapolis Junction, Maryland, United States
OnsiteFull Time
BigBear.ai
BigBear.aiNYSE: BBAI: Public U.S. defense technology providing AI-powered decision-intelligence software and services to government and commercial customers.
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
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1mo
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Junior Software Developer (Backend Focused)
Annapolis Junction, Maryland, United States
OnsiteFull Time
BigBear.ai
BigBear.aiNYSE: BBAI: Public U.S. defense technology providing AI-powered decision-intelligence software and services to government and commercial customers.
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
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4w
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Junior Software Engineer
Jessup, Maryland, United States
$84k-$180k/yr OnsiteFull Time
AeroVironment
AeroVironmentNASDAQ: AVAV: Developer of unmanned aircraft systems and defense technologies.
0+ YOEBS in CS/CE/IT required,0–4 years experience,proficiency in C,C++,Python,experience with Artifactory,Docker,Terraform,Ansible,Packer,Jenkins/Bamboo,understanding of hardware,active TS/SCI with polygraph required.
C, C++, Python, C#, Java, Artifactory, Docker, Terraform, Ansible, Packer, Jenkins, Bamboo
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1w
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Junior Software Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
Base-2 Solutions
Base-2 Solutions: Federal technology provider supporting national security and intelligence missions.
Bachelor's degree in computer science or related field required, or four years of software engineering experience substitution. No demonstrated experience required. Active Top Secret/SCI with Full Scope Polygraph required.
Java, C#, C++, JavaScript, Python, Scala, Ruby, Go, Eclipse, NetBeans, IntelliJ IDEA, PyCharm, Visual Studio, VS Code, Windows, Unix, Linux, macOS, Atlassian Suite, JIRA, Confluence, GitHub, ServiceNow, Spring, Angular, Bootstrap, Oracle, MySQL, MongoDB, Maven, Jenkins, Docker, Kubernetes, Git, SVN, CVS, AWS, Azure, Google Cloud
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1mo
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Junior Software Engineer Level 0 - Polygraph Required Annapolis Junction
Annapolis Junction, Maryland, United States
HybridFull Time
Anthem Engineering
Anthem Engineering: Software, systems, and solutions focused on rapidly developing capabilities that make a difference.
Entry-level software engineer with experience in one or more languages (Java, JavaScript, TypeScript, Python), familiarity with Git, software development principles, and strong communication and problem-solving skills.
Java, JavaScript, TypeScript, Python, Git
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2mo
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Junior Software Developer (Active TS/SCI + Poly)
Fort Meade, Maryland, United States
OnsiteFull Time
Aperio Global
Aperio Global: Private government contractor delivering cybersecurity, AI, cloud, and data-analytics services to national-security and commercial clients.
2+ YOEBachelor's degree (or equivalent) + 2+ years experience; experience with Java, Python, PySpark, Hadoop, MapReduce, ETL, Pig, JSON/BSON; strong problem-solving and collaboration; active TS/SCI with Polygraph required.
Java, Python, PySpark, Hadoop, MapReduce, ETL frameworks, Pig, JSON, BSON
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1mo
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Junior Reverse Engineer
Aberdeen Proving Ground, Maryland, United States
$76k-$156k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provider of specialized IT and mission-critical government services.
2+ YOEActive Secret clearance, BS in related discipline with 2+ years experience, Linux and programming experience (Python/Java/C/C++), knowledge of binary analysis and cryptography, and strong communication skills.
Linux, Python, Java, C/C++, Ghidra, Binary Ninja, IDA, JADX, x64dbg, GDB, I2C, JTAG, UART, SPI, USB, Ethernet, APIs
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1mo
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Junior Reverse Engineer
Aberdeen Proving Ground, Maryland, United States
$76k-$156k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provider of specialized IT and mission-critical government services.
2+ YOEActive Secret clearance, BS in related discipline, 2+ years related experience, Linux experience, knowledge of cryptography, programming experience (Python/Java/C/C++), and proficiency communicating technical findings.
Linux, Python, Java, C/C++, Ghidra, Binary Ninja, IDA, JADX, x64dbg, GDB, APIs
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1mo
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Full Stack Developer II - Java
Rockville, Maryland, United States
$120k-$126k/yr HybridFull Time
LCG, Inc.
LCG, Inc.: Private technology consulting firm providing IT, grants management, cybersecurity, and digital transformation services to U.S. federal agencies.
2+ YOEBachelor's in CS or related, 2+ years full stack development, experience with enterprise and n-tier web/client-server applications, SDLC, testing, debugging, configuration management, and strong communication skills.
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