1,816 junior developer jobs at 614 companies in Centreville, MD
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Junior Application Developer
Annapolis Junction or Columbia
$140k-$190k/yr HybridFull Time
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
2mo
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Junior Systems Engineer, TS/SCI w/Poly
Fort Meade, Maryland, United States
$66k-$106k/yr OnsiteFull Time
Clearance: Active TS/SCI with polygraph; Bachelor's degree in technical field or 4 years of relevant experience; Security+ certification; software/system development knowledge.
MS Word, PowerPoint, Visio
1w
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Software Developer - iOS - Junior
Columbia, Maryland, United States
$144k-$147k/yr OnsiteFull Time
1+ YOERequires US citizenship, active TS/SCI clearance, and 1+ year of iOS software engineering experience. Native iOS, embedded development, vulnerability research, and reverse-engineering tool experience required.
iOS, IDA Pro, Ghidra
1mo
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Junior Application Developer (Reverse Engineer)
Fort Meade, Maryland, United States
$95k-$155k/yr OnsiteFull Time
1+ YOEActive Top Secret/SCI with polygraph required. Bachelor's in technical discipline or 4 yrs experience, 1+ year reverse engineering, experience with vulnerability research, network protocols, and software development in Rust/Python/C/C++.
Rust, Python, C/C++, Jira, Confluence
3w
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Junior Geospatial Developer
Chestertown, Maryland, United States
$54k/yr OnsiteFull Time
Experience integrating spatial data into web apps, API or automation scripting, familiarity with JavaScript, Python, and cloud backends; willingness to learn server deployment and mentor interns.
JavaScript, Python, Firebase
2w
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Junior Software Engineer
Laurel, Maryland, United States
$85k-$195k/yr OnsiteFull Time
3+ YOERequires a bachelor's degree in a relevant technical field, 3 years of software development experience, strong communication skills, occasional travel, U.S. citizenship, and eligibility for Secret clearance.
object-oriented programming
3w
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Junior Software Engineer
Columbia, Maryland, United States
$70k-$190k/yr OnsiteFull Time
3+ YOEStrong Python development for production agentic integrations, experience with AI models, stream processing (Kafka), Elasticsearch, AWS/Kubernetes, Gitlab CI/CD, and TS/SCI clearance with polygraph or equivalent experience.
Python, PydanticAI, Langgraph, DeepAgents, MCP, Apache Kafka, Elasticsearch, AWS, Kubernetes, Gitlab CICD
2mo
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Junior Systems Engineer, TS/SCI w/Poly
Fort Meade, Maryland, United States
$66k-$106k/yr OnsiteFull Time
Active TS/SCI with Poly; bachelor's degree in a technical field or 4 years of related experience; familiarity with SDLC and Agile; Security+ certification.
MS Word, PowerPoint, Visio
2mo
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Junior Software Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
Tiber Technologies: Providing specialized engineering and security services for federal missions.
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
1d
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Junior Software Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
Bachelor's degree in computer science or related field required, or four years of software engineering experience in lieu. Active Top Secret/SCI clearance with full-scope polygraph required; no demonstrated experience 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
2w
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Junior Software Engineer
Jessup, Maryland, United States
$84k-$180k/yr OnsiteFull Time
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
3mo
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EOC Engineer- Junior Level
Suitland, Maryland, United States
HybridFull Time
1+ YOEJunior-level EOC Engineer supporting configuration, operation, optimization, and user assistance for systems (mainframe, mini, or client/server).
Mainframe, Mini, Client/Server, System Analysis, Capacity Planning
2w
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Junior Engineer
Annapolis Junction, Maryland, United States
$48-$58/hr OnsiteFull Time
1+ YOERequires 1+ year IT or helpdesk experience, systems requirements documentation, troubleshooting, stakeholder collaboration, shift availability, HS diploma/GED, and TS/SCI clearance with polygraph.
Confluence, AWS, Python
1w
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Software and Application Developer Junior
Columbia, Maryland, United States
$108k-$138k/yr OnsiteFull Time
Up to 3 years of experience with a BA/BS degree; assists senior staff in software design, development, coding, testing, debugging, and systems analysis. Active security clearance required.
Udemy
2mo
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Junior Full Stack Engineer
Baltimore, Maryland, United States
$78k-$101k/yr RemoteFull Time
2+ YOEUS work-authorization and residence requirement; able to obtain federal client badge and pass Public Trust; Bachelor's +4 years or Master's +2 years (or 4 years specialized experience); strong SQL and Python; familiarity with DevSecOps; experience with AWS, CI/CD, and relational databases.
SQL, Python, AWS, S3, Secrets Manager, SSM, PostgreSQL, Aurora, Jenkins, AWS CloudWatch, Splunk, RESTful APIs, Infrastructure as Code (IaC), CI/CD
1mo
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Analytic Developer-Junior
Annapolis Junction, Maryland, United States
OnsiteFull Time
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
1mo
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Junior Software Developer (Backend Focused)
Annapolis Junction, Maryland, United States
OnsiteFull Time
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
1mo
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Junior Software Developer (Backend Focused)
Annapolis Junction, Maryland, United States
OnsiteFull Time
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
2mo
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Junior Field Mechanic
Baltimore, Maryland, United States
$19-$25/hr OnsiteFull Time
0+ YOEEntry-level to developing mechanic role; basic electrical knowledge; hand/power tool use; safety, cleanliness, and teamwork; clean driving record.
Hand tools, Power tools, Ladders, Lifts, Fasteners, Construction materials, Safety equipment
2mo
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Junior Software Developer (Active TS/SCI + Poly)
Fort Meade, Maryland, United States
OnsiteFull Time
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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