303 junior software developer jobs at 148 companies in Leonardtown, MD
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Junior Software Engineer
Washington, District of Columbia, United States
$100k-$145k/yr OnsiteFull Time
3+ YOEBachelor's degree in a technical field; 3 years software development; object-oriented programming; multi-INT or complex software systems; strong requirements analysis and documentation; collaboration and communication skills.
Java, C++, Python, Object-oriented programming, Multi-INT analysis tools, Software development tools
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Junior Software Developer
St Inigoes, Maryland, United States
$70k-$116k/yr OnsiteFull Time
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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Junior Software Developer
Washington or Maryland or Virginia
OnsiteFull Time
2+ YOEBachelor's or equivalent, 2+ years software development experience, proficiency with C#/.NET or Java, JavaScript frameworks (React/Angular), Microsoft Azure and Azure DevOps, RESTful APIs, and relational databases.
C#/.NET, Java, JavaScript, React, Angular, Microsoft Azure, Azure DevOps, RESTful APIs, SQL Server, PostgreSQL, ASP.NET Core, Spring Boot, Docker, Kubernetes, Terraform, Bicep, PowerShell, Python, Bash, CI/CD pipelines
1mo
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Junior Software Developer
Springfield or Arlington
$40k-$80k/yr HybridFull Time
0+ YOEBachelor's in CS or related, 0-3 years software development experience, Java/Spring preferred, proficiency with OOP, data structures, REST/microservices, databases, containerization, Agile, and security standards; able to pass DHS suitability screening.
Java, C#, C++, ASP.Net, Python, JavaScript, Spring MVC, Spring Boot, SSO, Scala, Http4s, ETL, Node.js, React, Angular, Vue.js, PostgreSQL, MySQL, MongoDB, RESTful APIs, microservices, Docker, Kubernetes, Git, Github, JIRA, SAFe, AWS, Microsoft Azure, Google Cloud Platform, Jenkins, GitLab CI/CD, GitHub Actions, JUnit, PyTest, Jest, OWASP, Section 508, NIST
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Junior Software Engineer
Denver or Springfield or Sterling or St. Louis
$69k-$142k/yr OnsiteFull Time
0+ YOEBachelor's in CS or related, 0–3 years software development experience, Java and/or Python, web app and relational DB familiarity, Agile/SDLC knowledge, strong problem solving, TS/SCI clearance with polygraph.
Java, Python, GIS, ArcGIS, GeoServer, OpenLayers, Cesium
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Software Engineer, Junior
Springfield, Virginia, United States
$53k-$108k/yr OnsiteFull Time
3+ YOE3+ years software development experience (Java or JavaScript) using Agile methods; experience with full-stack development, automated testing, and working with cloud-deployed applications; Top Secret clearance required.
Java, JavaScript, Red Hat, Windows Server, Oracle, JMeter, Jenkins, Swagger, Nexus, Apigee, GitHub, GitLab, Bash, Curl, XML, JSON, SQL, Amazon Web Services (AWS)
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Software Engineer, Junior
Springfield, Virginia, United States
$53k-$108k/yr OnsiteFull Time
3+ YOE3+ years software development experience using Java or JavaScript, Agile methods, testing and automation, and building end-to-end cloud-ready solutions; TS clearance required.
Java, JavaScript, Red Hat, Windows Server, Oracle, JMeter, Jenkins, Swagger, Nexus, Apigee, GitHub, GitLab, Bash, Curl, XML, JSON, SQL, Amazon Web Services (AWS)
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Junior Software Developer
Lexington Park, Maryland, United States
$75k-$85k/yr OnsiteFull Time
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
5d
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Software Developer - Junior (Team 01)
Washington, District of Columbia, United States
$100k-$115k/yr OnsiteFull Time
1+ YOEAt least 1 year developing, testing, and deploying backend software; Java experience; bachelor's degree or equivalent experience; active Top Secret clearance with SCI eligibility.
Java, JavaScript, Go, Python, TypeScript, .NET, Java Development Kit, Java Spring, Node.js, Go Gin, AngularJS, React, Next.js, Spring, NestJS, Gin, Google Web Toolkit, Hibernate, Struts, Git, Jira, SonarQube, GitLab SAST, Jest, Mocha, Chai, Tailwind CSS, Material UI, Express, npm, SOAP, Maven, Gradle, Confluence, Microsoft Excel
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Software Developer (WSCE)-Junior
California or Patuxent River
$87k-$116k/yr OnsiteFull Time
Bachelor's in CS or related, experience with C/C++, CMake, Bash/Python3, Git/Jira, ability to obtain DoD security clearance, cross-platform development experience preferred.
C, C++, CMake, Bash, Python 3, Git, Jira
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Junior Software Engineer (5510)
Huntsville or Hollywood
$73k-$122k/yr OnsiteFull Time
1+ YOEBachelor's degree in computer science or related field, or equivalent experience; 1+ years software experience; Secret clearance; cloud, GitLab, JavaScript, jQuery, web services, API, HTML, and CSS experience.
SQL, Dataverse, GitLab, Azure, AWS, JavaScript, jQuery, Web Services, APIs, HTML, CSS
2w
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Junior Software Engineer
Springfield or Fairfax
$90k-$110k/yr OnsiteFull Time
0+ YOEUS citizen; ability to obtain Top Secret/SCI with CI Poly; bachelor’s in CS/Engineering/STEM; 0+ years experience; proficiency in C++, Python, Java, JavaScript, SQL/NoSQL databases, Kafka, AWS, containerization, Linux scripting, and CI/CD tools.
C++, Python, Java, JavaScript, PostgreSQL, Elastic, Redis, Kafka, OpenTelemetry, Node.js, Linux, Bash, Sed, Awk, AWS, Kubernetes, Docker, Helm, Rancher, OpenShift, GitLab, Jira, Oracle Converged Database, AnzoGraph, Stardog, Palantir Foundry, React, Ansible, Airflow, Django, Elasticsearch, Kibana
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Junior-to-Mid Level Software Developer
Dahlgren, Virginia, United States
$79k-$135k/yr OnsiteFull Time
3+ YOERequires active Secret clearance and US citizenship, 3+ years software development, proficiency in C/C++/Python or Rust, experience with hardware interfaces and diagnostics, BS in engineering/science/technical field.
C, C++, Python, Rust
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Junior-to-Mid Level Software Developer
Dahlgren, Virginia, United States
$79k-$135k/yr HybridFull Time
3+ YOEActive Secret clearance and US citizenship required; BS in engineering/science/technical discipline; 3+ years software development experience; proficiency with C, C++, Python or Rust; experience with hardware interfaces and device communication.
C, C++, Python, Rust
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Junior/Mid-level Software Engineer
Washington, District of Columbia, United States
$100k-$120k/yr OnsiteFull Time
1+ YOEBS in Engineering/CS, active U.S. Secret clearance, 1+ years Python development experience, familiarity with Windows/Linux, instrument integration, and data processing/analysis.
Python, NumPy, SciPy, matplotlib, seaborn, Bokeh, HDF5, GitLab, C++, gcc, cmake, Visual Studio, Linux, Windows, VISA, TCP/IP
1mo
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Junior Software Engineer
Denver or St. Louis or Sterling or Springfield
$69k-$142k/yr OnsiteFull Time
0+ YOEBachelor's in CS/Software/IS required; 0–3 years software development experience; experience with Java and/or Python; familiarity with web development, relational databases, SDLC/Agile; TS/SCI clearance with polygraph; up to 10% travel.
Java, Python, ArcGIS, GeoServer, OpenLayers, Cesium
1w
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Software Developer
Washington, District of Columbia, United States
HybridFull Time
Bachelor's degree in CS or related field, software-development experience under general supervision, familiarity with secure coding, CI/CD/DevSecOps, eligibility for DHS EOD and ability to obtain Secret clearance.
DevSecOps, CI/CD, AWS, Azure, containers, microservices
1mo
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Software Engineer
Quantico, Virginia, United States
OnsiteFull Time
2+ YOEBachelor's in CS or related, minimum 2 years software development experience, experience with C and C#, Windows application development, active TS/SCI clearance and ability to obtain polygraph.
C, C#, Windows, RESTful services, web servers
2mo
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Junior AI Engineer
Arlington, Virginia, United States
OnsiteFull Time
1+ YOE1–2+ years relevant experience in AI/ML, data science, or CS; proficiency in SQL and Python; familiar with Snowflake, Databricks, LLM app development, RAG, CI/CD; strong attention to detail and teamwork.
SQL, Python, Snowflake, Databricks, LLM, Retrieval-Augmented Generation (RAG), CI/CD
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Senior Software Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
7+ YOESeven years in software development; two years in SIGINT; TS/SCI with poly; front-end web development with JavaScript/React; Hadoop/HDFS; distributed storage; Windows/Linux; ability to guide juniors.
JavaScript, React, Hadoop, HDFS, C, C++, Linux, Windows, SOA, Web Services
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