596 applications development engineer jobs at 234 companies in Leesburg, VA

3mo
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Applications Developer
Chantilly or Herndon
OnsiteFull Time
J5 Consulting
J5 Consulting: Provides specialized cybersecurity and technical services to government and commercial clients.
5+ YOEExperienced Applications Developer with AWS/Azure, Linux, DevOps (Jenkins, GitHub, Docker, Terraform/Ansible), JavaScript/React, SQL databases, Agile Scrum, and security practices.
Amazon Web Services (AWS), Microsoft Azure, Jenkins, GitHub, Docker, Ansible, CloudFormation, Terraform, Linux, Bash, Python, Elasticsearch, Logstash, Kibana, Filebeat, JavaScript, HTML, CSS, React, ExtJS
3w
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Applications Developer - SME
Sterling or Herndon
$122k-$253k/yr OnsiteFull Time
Nightwing
Nightwing: Provides advanced cyber and intelligence solutions for national security.
Experienced full-stack developer with AI/ML integration, Agile development, production web application development, unit testing, documentation, and stakeholder communication.
AI/ML, ETL, Agile
2mo
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Applications Developer
Chantilly or Columbia
OnsiteFull Time
Freedom Technology Solutions Group
Freedom Technology Solutions Group: Provides geospatial and software engineering solutions for national security agencies.
Experience leading Agile teams, cloud/DevOps, full-stack development, API/microservices, UI/UX, data engineering, and security.
AWS, Azure, GCP, Docker, Kubernetes, Jenkins, Git, GitHub, GitLab, Nexus, Terraform, Ansible, Jira, Confluence, React, Angular, Vue.js, Java, Python, Spring Boot, Node.js, PostgreSQL, MySQL, MongoDB, Elasticsearch
1mo
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Applications Developer
Potomac or Maryland
OnsiteFull Time
Kepora
Kepora: A technology building integrated enterprise IT solutions to support talent management and learning.
Requires U.S. citizenship and active TS/SCI with Full Scope Polygraph; demonstrated ServiceNow application development, Jira, version control (GitHub/Subversion), Tier 1-3 support, API/DB interfacing, reporting, and IT documentation experience.
ServiceNow, Jira, GitHub, Subversion, HTML5, CSS, XML, JavaScript, Tableau
2mo
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Sr Applications Developer
Silver Spring or United States
$125k-$145k/yr HybridFull Time
Science and Technology Corporation
Science and Technology Corporation: Provides scientific, engineering, and technical services to government agencies.
5+ YOE5+ years web application development; JavaScript/TypeScript; React/Angular/Vue; AWS; REST; geospatial visualization; GenAI experience.
JavaScript, TypeScript, React, Angular, Vue.js, AWS, WebGL, Canvas, Three.js, D3.js, GeoJSON, REST API, GenAI, Docker, Kubernetes
3w
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Applications Developer
Herndon, Virginia, United States
OnsiteFull Time
Bespoke Technologies
Bespoke Technologies: Provides technical engineering and data solutions for national security.
Active polygraph clearance required; demonstrated experience with Maven, Java, NodeJS, Angular, JavaScript and related web technologies; testing, usability, and accessibility experience; delivering full-stack application builds.
Maven, Java, NodeJS, Angular, Javascript, HTML, CSS, JSON, Yaml, XML, XSL, AngularJS, Bootstrap, JQuery, SQL, Python
1mo
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Applications Developer II
Arlington, Virginia, United States
OnsiteFull Time
ARSIEM
ARSIEM: Provides cybersecurity and software engineering to government agencies.
2+ YOE2+ years applications development experience, BS in CS/CE/CIS/CSE or HS+4-6 years, operational Python and Linux experience, IaC and containerization knowledge, secure SDLC and customer-facing communication skills.
Ansible, Terraform, Git-CI, CloudFormation, Openshift, RHEL, Alma, Docker, Python, Linux, Kubernetes, Redshift, JSON, MongoDB, MinIO, Vue.js, React, HTML, Podman, AWS, View Jazz Framework, CI/CD
3w
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Developer, Applications
Westminster or Crawfordsville
$70k-$85k/yr OnsiteFull Time
Arvato Systems
Arvato Systems: Provides IT consulting, software development, and managed IT services.
2+ YOECollege degree or equivalent with 2+ years IT development/support experience; experience with ERP/WMS/TMS; strong Oracle PL/SQL, Linux, Python, JavaScript, and Git skills; barcode and API knowledge.
Oracle, PL/SQL, Linux, Python, HTML, JavaScript, Perl, C, TCP/IP, API, Git, VS Code
2mo
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Applications Engineer
Washington, District of Columbia, United States
$90k-$120k/yr OnsiteFull Time
Mitsubishi Electric Iconics Digital Solutions
Mitsubishi Electric Iconics Digital Solutions: Provides industrial automation, SCADA, and IoT software solutions.
1+ YOEBachelor’s degree in Engineering or Computer Science; 1-5 years in automation software deployment; experience with BMS/SCADA/DCS; SQL Server; Azure; programming (VBA/C#/Python); strong collaboration skills; willing to travel.
2w
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.Net Applications Developer
Washington, District of Columbia, United States
HybridFull Time
AVER
AVER: Provides data analytics and IT services for federal agencies
5+ YOE5+ years .NET application development experience with C#, .NET Core/.NET 6+, Azure DevOps/GitHub Actions, EF Core, SQL/Oracle, REST APIs, and secure authentication; bachelor’s degree or equivalent experience.
Microsoft C# (.Net CORE), Microsoft .NET 6, Microsoft .NET Framework 4.8, Microsoft Azure DevOps, GitHub Actions, Azure App Services, Azure Functions, Azure API Management, Azure Storage, Azure Key Vault, Entity Framework Core (EF Core), SQL Server, Oracle, MVC, MVVM, jQuery, AJAX, Telerik Kendo UI, RESTful Web Services, Windows Services, ASP.NET Core, Entra ID (formerly Azure Active Directory), SAML, OAuth 2.0, OpenID Connect, JSON Web Tokens (JWT), Microsoft Visual Studio 2022, Azure Logic Apps, Event Grid, Cosmos DB, GraphQL
1mo
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Intermediate .NET Applications Developer (On-Site)
Fort Meade, Maryland, United States
OnsiteFull Time
Oneida Professional Services
Oneida Professional Services: Provides professional and technical services to federal government agencies.
Experience designing, developing, testing, implementing, and maintaining .NET enterprise applications; relational database design and optimization; web application security and Section 508 compliance; SDLC and documentation skills.
Microsoft .NET, C#, ASP.NET, MVC, .NET Core, Blazor, Microsoft SQL Server, DevSecOps, CI/CD
3w
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Applications Developer III
Arlington, Virginia, United States
OnsiteFull Time
Solutions³
Solutions³: Provides cybersecurity consulting, IT management, and professional training services.
5+ YOE5+ years in automation/data/software engineering, US citizenship, active Secret clearance, ability to obtain TS/SCI and DHS suitability; strong Python, AWS, AI/LLM, Databricks, automation, API and data pipeline experience.
AWS, Amazon Bedrock, Databricks, Databricks AI, Python, Git, CI/CD, Airflow, Prefect, Docker, Kubernetes, Kafka, Kinesis, Spark, Hadoop, APIs
6d
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Applications Engineer - Senior
Washington, District of Columbia, United States
$150k-$175k/yr HybridFull Time
MetroStar
MetroStar: Provides digital transformation and IT services to government agencies.
10+ YOEBachelor's or equivalent,10+ years software engineering experience, SDLC and Agile experience, AWS GovCloud and Git experience, ability to obtain/hold Public Trust security clearance.
AWS GovCloud, Git
1mo
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Senior Applications Developer (Government)
Columbia, Maryland, United States
$98k-$180k/yr OnsiteFull Time
AT&T
AT&TNYSE: T: Provides wireless and fiber optic telecommunication services.
5+ YOE5+ years developer experience, TS/SCI with polygraph, US citizenship, Bachelor\u0002s in relevant field (or equivalent experience), DoD 8570 IAT Level 2 (Security+), ServiceNow and integration expertise.
ServiceNow, ServiceNow Orchestration, Splunk, Nlyte, VMware, Ansible, Linux, Unix, HTML, CSS, JavaScript
2mo
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Staff Applications Engineer, Learning & Development (R5053)
San Diego or Dallas or Washington
$150k-$230k/yr OnsiteFull Time, Contract
Shield AI
Shield AI: Develops autonomous flight software and unmanned aircraft for defense.
7+ YOEBachelor’s in Engineering/CS; 7+ years relevant experience; 3+ years in customer-facing technical roles; strong C++ and Python; excellent communication; willingness to travel ~30%
C++, Python, Software Engineering
2mo
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KD Applications Developer
Herndon, Virginia, United States
OnsiteFull Time
Probity
Probity: Provides IT, cybersecurity, and engineering services to government agencies.
8+ YOEActive Top Secret/SCI clearance with polygraph; 8-10 years web app experience; Angular/React; Linux; cloud (C2S/AWS); ETL; microservices; OO languages; BS in CS or related field.
Angular, React, JavaScript, Python, Linux, Docker, Kubernetes, Jira, Confluence, GitHub, AWS, Azure, OpenSearch, ElasticSearch, SQL, PostgreSQL, Spring, ETL tools, Tableau
3w
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Developer, Applications
Westminster, Maryland, United States
$70k-$85k/yr OnsiteFull Time
Arvato
Arvato: Global provider of supply chain and IT outsourcing services.
2+ YOE2+ years IT development/support experience, Oracle/PL/SQL, Linux shell scripting, Python/HTML/JavaScript/Perl/C, Git and VS Code experience; strong analytical and problem-solving skills.
PL/SQL, Linux, Python, HTML, JavaScript, Perl, C, TCP/IP, Git, VS Code, API
1mo
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Applications Engineer IV
Linthicum, Maryland, United States
OnsiteFull Time
Quevera
Quevera: Software engineering and cloud solutions for government and defense.
Active TS/SCI with Polygraph required; experience with Kubernetes, Docker, Harbor, Apache Spark, Apache Airflow, Linux, and AWS; knowledge of cybersecurity and networking principles.
Kubernetes, Apache Spark, Apache Airflow, Docker, Harbor, Linux, Amazon Web Services (AWS)
1mo
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Senior Applications Developer
Germantown or Oak Ridge or Lemont
$135k-$216k/yr OnsiteFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
12+ YOEBachelor's degree in CS/IT/Software Engineering (or equivalent experience), US citizen able to obtain DOE clearance, extensive experience with Jira/Atlassian Cloud migrations, Azure development, Java/.NET/JavaScript, SQL and web server administration.
Jira, Confluence, Atlassian Cloud, Atlassian Custom Developer Tools, Java, JavaScript, .NET, C++, C#, HTML, CSS, SQL, SQL Managed Instance, Azure App Service, Azure SQL Managed Instance, Azure DevOps, PowerShell, WebSphere, IIS, Eclipse, ServiceNow, Oracle BI, SQL Stored Procedures, Microsoft Visual Studio, Microsoft Power Platform
2w
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Manager, Applications Development & Engineering
Seattle or Anchorage or Los Angeles or New York or Portland or San Francisco or Washington
$169k-$220k/yr RemoteFull Time
Davis Wright Tremaine
Davis Wright Tremaine: National law firm providing corporate legal and litigation services.
10+ YOE3+ Mgmt10+ years software delivery experience, 3+ years managerial experience, Bachelor’s in a technical/STEM field required; deep knowledge of DevOps, Agile, cloud architecture, budgeting, portfolio management, and leadership.
DevOps, CI/CD, Agile, cloud architecture