1w
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Senior Java Developer
Reston, Virginia, United States
HybridFull Time
9+ YOEExpertise in enterprise Java and Python, Solr/ZooKeeper, Tomcat, Oracle 19c, VMware on Windows, secure coding for government environments, and SAP BI; active Top Secret/SCI with CI Polygraph required.
Java, Python, Apache Solr, ZooKeeper, Apache Tomcat, Apache Directory Studio, Oracle 19c, SAP Business Intelligence, VMware, Windows, PrimeFaces
2mo
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Python Developer (Mid-Senior)
Chantilly, Virginia, United States
OnsiteFull Time
10+ YOE10+ years Python development; FastAPI; AWS; TS/SCI with polygraph; U.S. citizenship; Bachelor's degree or equivalent experience; on-site in Chantilly, VA.
Python, FastAPI, SQLAlchemy, AWS, Kubernetes, Jenkins, GitHub, OpenSearch, Elastic, Airflow, PySpark, Trino, Linux, Docker, Helm, Makefiles, Java, Perl, C, C++, HTML, JavaScript, JSON
1mo
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Senior Full Stack Developer (Python/Java/Angular)
Ashburn, Virginia, United States
$112k-$179k/yr HybridFull Time
7+ YOEU.S. citizenship and Public Trust eligibility; 7+ years technical experience; strong Python, PostgreSQL, Java Spring Boot, Angular, microservices, and AWS experience; containerized Linux and Git familiarity.
Python, PostgreSQL, Java, Spring Boot, Angular, TypeScript, Angular Material, JavaScript, CSS, HTML, AWS, Git, MySQL, SQL, Kafka, NGRX, NGXS, UML, Linux, microservices architecture, RESTful services
1w
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Java Developer
Reston or Annapolis Junction or Washington
OnsiteFull Time
13+ YOETS/SCI with polygraph, 13+ years in systems/IT, expertise in enterprise Java and Python, Apache Solr/Zookeeper, Tomcat, Oracle 19c, SAP BI, VMware, and secure coding for government environments.
Apache Solr, Zookeeper, Apache Tomcat, Apache Directory Studio, Java, Python, Oracle 19c, SAP Business Intelligence, VMware, PrimeFaces
1mo
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Senior Full Stack Developer (Python/Java/Angular)
Ashburn or United States
$112k-$179k/yr HybridFull Time
7+ YOEU.S. citizen able to pass Public Trust; 7+ years technical experience in containerized Linux; experience with Python, PostgreSQL, Java Spring Boot, Angular, microservices, and AWS; strong communication and OODD skills.
Python, PostgreSQL, Java Spring Boot, Spring Boot, Angular, Angular Material, TypeScript, JavaScript, CSS, HTML, microservices, AWS, Linux, Git, SQL, MySQL, Kafka, UML, NGRX, NGXS
1w
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Senior Software Engineer (Java Developer)
Annapolis Junction or Reston or Maryland
$155k-$205k/yr RemoteFull Time
13+ YOE13+ years software development experience, strong Java and Python skills, experience with Apache Solr/Zookeeper/Tomcat and Oracle 19c, secure development practices, U.S. citizenship and ability to obtain TS/SCI clearance.
Java, Python, Apache Solr, Zookeeper, Apache Tomcat, Oracle 19c, Apache Directory Studio, SAP Business Intelligence, VMware, PrimeFaces
4d
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Lead Java Software Engineer - Developer (Virtual)
Herndon, Virginia, United States
$212k-$286k/yr RemoteFull Time
10+ YOEActive U.S. Top Secret clearance, bachelor’s degree or equivalent,10+ years Java/C++/web development, cloud and software configuration management experience, strong architecture and leadership skills.
Java, ReactJS, python, CI/CD, Angular, React.js, C++, HTML, CSS, Windows, Linux, P6
4d
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Lead Java Software Engineer - Developer (Virtual)
Herndon, Virginia, United States
$212k-$286k/yr RemoteFull Time
10+ YOERequires active Top Secret clearance, 10+ years Java/C++/web development experience, Bachelor's degree or equivalent, experience with cloud, software configuration management, and mentoring/leading teams.
Java, C++, Angular, ReactJS, HTML, CSS, python, CI/CD, P6, Windows, Linux
3w
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Principal Java Software Engineer (Onsite)
Richardson or Aurora or Dulles
$108k-$205k/yr OnsiteFull Time
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
1w
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Software Engineer--Java Developer
Annapolis Junction or Washington or Reston
$145k-$211k/yr OnsiteFull Time
13+ YOE13+ years systems/IT experience; expert enterprise Java and Python; experience with Apache Solr/Zookeeper, Tomcat, Oracle 19c, SAP BI, secure coding; ability to obtain TS/SCI clearance.
Apache Solr, Zookeeper, Apache Tomcat, Apache Directory Studio, Java, Python, VMware, Oracle 19c, SAP Business Intelligence, PrimeFaces, Windows
2w
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Software Engineer: Full Stack - Python, Java or JavaScript/TypeScript (TS/SCI Clearance Required)
Alexandria or Chantilly or Englewood or Gaithersburg or Saint Louis or Tucson
OnsiteFull Time
Active TS/SCI clearance with polygraph ability, Bachelor's in CS or related, proficiency in Python/Java/JavaScript/TypeScript, cloud (AWS/Azure), containers, CI/CD, databases, and secure coding practices.
Python, Java, JavaScript, TypeScript, HTML, CSS, JSON, AJAX, REST APIs, React, Angular, Vue.js, Node.js, Spring Boot, Django, Flask, AWS, Azure, MySQL, PostgreSQL, SQL Server, Linux, Windows, Git, GitLab CI, Jenkins, JIRA, Confluence, Docker, Kubernetes, RMF, STIGs, Go, OpenSearch, Elasticsearch, S3, EC2, SQS, SNS, RDS, CloudFormation, Terraform, Ansible, GeoServer, PostGIS, OGC APIs, ESRI ArcGIS
12h
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Senior Developer
Herndon, Virginia, United States
OnsiteFull Time
10+ YOEActive US security clearance (TS/SCI with CI polygraph), 10+ years experience (or 15+ with BS), proficiency in Java/Python/C#, RESTful APIs, containerization, databases, Agile/DevSecOps.
Java, Python, C#, RESTful APIs, RDF, OWL, SPARQL, Docker, Kubernetes, OpenShift, CI/CD, Git
1mo
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Full Stack Developer, Senior
Potomac, Maryland, United States
OnsiteFull Time
U.S. citizenship and active TS/SCI with Full Scope Polygraph required. Experience developing with Python, Java, or JavaScript; building data visualizations and data modeling/normalization with metrics.
Python, Java, JavaScript
3w
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Software Developer Senior
Winchester, Virginia, United States
$150k-$190k/yr HybridFull Time
8+ YOEActive Top Secret/SCI eligibility, CI polygraph eligibility, minimum eight years professional experience, experience with AWS, C#, Java or Python, and designing scalable enterprise software.
AWS, C#, Java, Python
2w
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Senior Full-Stack Developer
Reston, Virginia, United States
OnsiteFull Time
7+ YOE7+ years building full-stack apps with modern JavaScript/TypeScript front ends, a mainstream backend (Node.js, Python, Java, .NET), relational databases, system integrations, secure development, and offline-resilient designs.
JavaScript, TypeScript, Node.js, Python, Java, .NET, ASYCUDA, SYDONIA, ETL, ELT, CI/CD
2w
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Senior OpenText Documentum Application Developer
Reston, Virginia, United States
$113k-$157k/yr HybridFull Time
8+ YOE8+ years developing OpenText Documentum solutions; strong Java/Spring and Python skills; experience with AWS, RESTful APIs, ECM platforms, Git/Jenkins, and Agile methodologies.
OpenText Documentum, Content Server, D2, D2 Classic, D2 Smart View, Brava, CTS, xPlore, DFC Client, Java, Spring Framework, Python, Amazon Web Services, EC2, ECS, RDS, Lambda, SQS, SNS, ALB, SSM, AWS SDK, Git, Jenkins, Jira, IntelliJ, Tomcat, J2EE
3d
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Senior Ontology Developer (TS/SCI)
Herndon, Virginia, United States
$140k-$206k/yr OnsiteFull Time
10+ YOEU.S. citizen with active TS/SCI+CI polygraph, 10+ years' software development experience (or 15+ with bachelor's), experience with Java/Python/C#, RESTful APIs, containers, graph/semantic technologies, CI/CD, and security practices.
Java, Python, C#, Docker, Kubernetes, Red Hat OpenShift, RDF, OWL, SPARQL, AWS, Microsoft Azure, Git, CI/CD, large language models (LLMs)
1w
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Software Developer, Senior
Herndon, Virginia, United States
$87k-$198k/yr OnsiteFull Time
6+ YOE6+ years software development experience, legacy enterprise and microservices experience, Agile, Python and Git familiarity, TS/SCI clearance with polygraph required.
Python, Java, JavaScript, React, Angular, NodeJS, AWS, Azure, Google Cloud Platform, Git
1mo
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Senior CNO Developer (Onsite)
Annapolis Junction or Palm Bay or Dulles or Maryland or Florida or South Carolina or Texas
$99k-$206k/yr RemoteFull Time
7+ YOE5+ MgmtBachelor's +9 yrs or Master’s +7 yrs; 8+ yrs programming in Assembly, C, C++, Java, Perl, and/or Python; experience with Windows/UNIX build environments; CNO tooling experience; 5+ yrs managing teams; TS/SCI preferred.
Assembly, C, C++, Java, Perl, Python, Visual Studio, .NET, make, Bash, PowerShell, IDA Pro, Ghidra, OllyDbg, Git, Windows, UNIX
3w
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Senior Application Developer
Denver or St. Louis or Sterling or Springfield
$75k-$158k/yr OnsiteFull Time
8+ YOEBachelor's or equivalent,8+ years software development experience,expertise in Java and/or Python,REST APIs,relational and non-relational databases,CI/CD and Git,TS/SCI clearance with polygraph required.
Java, Python, ArcGIS, GeoServer, OpenLayers, Cesium, Kubernetes, AWS, Git, CI/CD