416 senior software development engineer jobs at 128 companies in Hagerstown, MD
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Senior Software Development Engineer, Engagement Security
Herndon or Seattle
$168k-$227k/yr OnsiteFull Time
5+ YOE5+ years professional software development with programming, system design/architecture, mentoring/tech lead experience; experience with Linux, cloud platforms, AI/ML and on-call operations.
PyTorch, TensorFlow, Python, BERT, GPT-2, GPT-3, Linux, AWS
2w
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Software Development Engineer
Arlington or Herndon or Jessup
$120k-$200k/yr OnsiteFull Time
7+ YOEActive TS/SCI with Polygraph, 7+ years software development experience, Rust backend development, AWS and CDK familiarity, advanced networking, CI/CD pipeline development, and memory-optimized application experience.
Rust, AWS, CDK, CI/CD
2w
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Software Development Engineer
Arlington or Herndon or Jessup
$120k-$200k/yr OnsiteFull Time
7+ YOEActive TS/SCI with polygraph required, 7+ years software development experience, Rust and AWS experience, strong networking knowledge, CI/CD and cloud architecture skills.
Rust, AWS, CDK, CI/CD
1mo
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Sr. Software Development Engineer
Frederick, Maryland, United States
$110k-$135k/yr OnsiteFull Time
12+ YOEBachelor's or Master's in CS/Engineering, 12+ years software engineering experience with leadership across large programs, expertise in software architecture, systems integration, regulatory/cybersecurity knowledge, and strong communication and mentoring skills.
1w
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Software Developer, Senior
Herndon or Virginia or United States
$133k-$226k/yr OnsiteFull Time
6+ YOERequires 6+ years of software development experience, a related technical bachelor's degree or equivalent, object-oriented programming, enterprise applications, databases, testing, debugging, and software lifecycle experience.
C#, .NET, Java, Kotlin, C++, PowerShell, Microsoft Windows, IIS, Jenkins, AWS, Microsoft Azure, GitHub, Jira, Confluence
3mo
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Senior Software Engineer (Herndon, VA, US, 20171)
Herndon, Virginia, United States
HybridFull Time
5+ YOESenior software engineer with 5+ years experience; proficiency in Java/C#, Docker, Kubernetes/OpenShift; API design; SQL/NoSQL; Linux; OO design; MVC/JDBC; Spring/Hibernate; strong communication.
Java, C#, Docker, Kubernetes/OpenShift, REST, gRPC, SQL, NoSQL, EF Core, Dapper, Spring, Hibernate, JDBC
3w
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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
3w
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Software Developer, Senior
Herndon, Virginia, United States
$87k-$198k/yr OnsiteFull Time
6+ YOE6+ years software development; 3+ years with legacy enterprise systems; experience with microservices, APIs, Git; HS diploma/GED; TS/SCI clearance with polygraph required.
Python, Java, JavaScript, React, Angular, NodeJS, Git, AWS, Azure, Google Cloud Platform
1d
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Senior Software Engineer
Herndon, Virginia, United States
OnsiteFull Time
12+ YOERequires U.S. citizenship, active TS/SCI with CI polygraph, 12 years of experience with an advanced degree or 17 years with a bachelor's degree, and enterprise software development experience.
Java, Python, C#, RESTful APIs, RDF, OWL, SPARQL, Docker, Kubernetes, OpenShift, Agile, DevSecOps, Git, CI/CD
2mo
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Senior Software Engineer – Administrative Services Lead
Reston, Virginia, United States
HybridContract
10+ YOEBachelor's in CS/related field; 10+ years in software/platform engineering; RBAC/identity management; Linux; distributed systems; TS/SCI clearance; travel willingness.
Java, Consul, Nomad, Vault, Kubernetes, Linux
1mo
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Software Engineer, Senior
Herndon, Virginia, United States
$165k-$220k/yr OnsiteFull Time
9+ YOEActive Top Secret clearance, 9+ years software development (7+ with MS), expert Python, experience with scientific/sensor data processing, ML workflows, Git-based source control, and strong communication skills.
Python, Windows, Linux, Git, GitLab, Bitbucket, Jira, Jenkins, PyTorch, TensorFlow, scikit-learn, NumPy, pandas, OpenCV, SciPy, C, C++, MATLAB, Java, Rust
3mo
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Senior Software Engineer
Herndon or Columbia
HybridFull Time
2+ YOETS/SCI with CI poly, BS in a technical field, strong Kubernetes, Docker, Linux, IaC (Terraform), Git, and collaboration skills.
Docker, Podman, Kubernetes, Terraform, Git, GitHub, GitLab, Linux
2d
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Software Engineer IV – Web/Database Development
Washington or Gaithersburg
$228k/yr OnsiteFull Time
7+ YOEBachelor's degree and typically 7 years of software engineering and full-stack web development experience. Requires enterprise applications, databases, ETL, security, accessibility, testing, and SDLC expertise.
Java, C#, Python, JavaScript, TypeScript, React, Angular, Vue.js, .NET, Spring, RESTful APIs, Oracle, SQL Server, PostgreSQL, MySQL, AWS, Microsoft Azure, Git, GitHub, GitLab, Bitbucket, Kubernetes, CI/CD, DevSecOps, Agile, Scrum, Microsoft PowerShell, Microsoft Excel
2mo
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Senior Software Developer
Herndon, Virginia, United States
OnsiteFull Time
6+ YOETop Secret/SCI with Poly, 6+ years in software development, BS in CS/Info Security or related field, proficient in .NET/C#/WPF/XAML/C++, ASP.NET Web API, HTML/CSS, Python, PowerShell; Windows apps/services/web services on IIS; AWS/Azure; GitHub/Jira/Jenkins/Confluence; STS/DataHound; PowerBI; Windows admin/troubleshooting; SDLC and IIS deployments.
.NET, C#, WPF/XAML, C++, ASP.NET Web API, HTML/CSS, Python, PowerShell, IIS, AWS, Azure, GitHub, Jira, Jenkins, Confluence, Secure Token Service, DataHound, PowerBI
1mo
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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
1mo
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Senior Software Engineer
Rockville or Tysons
$112k-$203k/yr HybridFull Time
5+ YOEBachelor's in CS or related (or equivalent experience) with 5+ years experience, system design, OOP, cloud, data storage, performance tuning, DevOps/CI/CD, test automation, and software security.
DevOps, CI/CD
1mo
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Senior Software Engineer
Germantown, Maryland, United States
$107k-$145k/yr OnsiteFull Time
5+ YOEBachelor's in engineering, 5+ years experience, fluency in C/C++, Linux and RTOS experience, multithreading and hardware interfacing skills, EM engineering tools (MATLAB/Python/Rust) familiarity, ability to lead technical groups, U.S. citizenship and ability to obtain DoD clearance.
C, C++, Linux, RTOS, MATLAB, Python, Rust
5d
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Senior Software Engineer
Herndon, Virginia, United States
$125k-$190k/yr OnsiteFull Time
4+ YOEAdvanced degree with 4+ years or bachelor's degree with 6+ years; 5–7 years backend experience, API and data pipeline development, Golang fluency, and active TS/SCI clearance.
Golang, Linux, git, Docker, AWS S3, AWS EC2
1mo
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Senior Software Engineer
Sterling, Virginia, United States
$185k-$225k/yr OnsiteFull Time
Design and develop front-end applications and back-end microservices in an agile environment; experience with cloud, containers, Kubernetes, REST, microservices, CI/CD; mentor junior teammates; active TS/SCI required.
REST, microservices, AWS, GCP, Azure, Kubernetes, containers, HTML5, CSS, SASS, Less, Stylus, Browserify, WebPack, Closure, Angular, Ember, React, Redux, Reactive, VueJS, Node.js, NPM, Linux, Subversion, Git, JIRA, Confluence, WebSockets, Svelte, Cesium, OpenLayers, Spring, Docker
2d
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Senior Software Engineer
Ashburn, Virginia, United States
RemoteFull Time
5+ YOERequires 5+ years in full-stack engineering or related disciplines, a bachelor's or master's degree, U.S. citizenship, FEMA Public Trust suitability, and experience with modern web, cloud, DevSecOps, and accessibility practices.
PostgreSQL, Express.js, React, Node.js, Terraform, CI/CD, Git
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