3mo
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Senior Software Engineer – Backend
Arlington, Virginia, United States
$120k-$206k/yr HybridFull Time
6+ YOE6+ years backend experience with C#, ASP.NET Core, AWS, databases, and distributed systems.
C#, ASP.NET Core, Relational Databases, NoSQL, AWS, EC2, S3, Lambda, RDS, DynamoDB, SQS, SNS, EventBridge, Terraform, CloudFormation, Docker, Kubernetes
1w
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Software/Web Developer
Springfield, Virginia, United States
OnsiteFull Time
3+ YOEBachelor's degree or equivalent experience, 3+ years software development experience, proficiency with JavaScript/TypeScript/Python/Java/C#/PHP, front-end frameworks (React/Angular/Vue), REST APIs and databases, strong problem-solving and communication skills.
JavaScript, TypeScript, Python, Java, C#, PHP, React, Angular, Vue, RESTful APIs, SQL, NoSQL, AWS, Azure, Google Cloud, Docker, Kubernetes, CI/CD
2w
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Senior Software Engineer (C#/.NET)
Arlington, Virginia, United States
$143k-$187k/yr HybridFull Time
5+ YOE5+ years .NET (C#) experience, bachelor's degree, experience with large-scale distributed systems, cloud (AWS/Azure), RESTful APIs, telemetry/observability, and familiarity with LLMs or agent architectures.
C#, .NET, SQL Server, AWS, Web API, RESTful, ASP.NET MVC, Lambda, DynamoDB, SQS, LLMs, SQL
2mo
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Sharepoint Developer (PIES-L4) - NGA Washington
Springfield, Virginia, United States
$140k/yr OnsiteFull Time
11+ YOESenior TS/SCI cleared SharePoint developer with 11+ years of web development experience, strong SharePoint 2019/SES/SPO, Nintex, SPFX, .NET, JavaScript, React/Angular, cross-browser, accessibility, and security.
SharePoint, SPFX, Nintex, Power Platform, Power Automate, Power Apps, Power BI, JavaScript, jQuery, React, Angular, HTML, CSS, .NET, C#, SQL
2mo
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Platform DevOps Engineer
Colorado Springs or Chantilly or Huntsville
$62k-$141k/yr HybridFull Time
3+ YOE3+ years CI/CD, containerization, IaC; GitLab CI/Argo CD; Docker/Kubernetes; Terraform/Ansible; Secret/Security clearance; Bachelor’s degree (or 5+ years experience in lieu)
Docker, Kubernetes, EKS, GitLab CI, Argo CD, Helm, Terraform, Ansible, C++, C, C#, REST APIs, WebAssembly, Node.js, MySQL, SQL Server, MongoDB, AWS, Azure, Google Cloud, Linux shell
3mo
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Systems Analyst II
Alexandria, Virginia, United States
$130k-$147k/yr OnsiteFull Time
4+ YOEActive Secret clearance; Bachelor's in data science/statistics/mathematics or related; 4 years OO programming (Python, Java, C++, C#, R, MATLAB, Simulink); 4 years in analyses; SQL experience; on-site, minimal travel.
Python, Java, C++, C#, R, MATLAB, Simulink, SQL
2mo
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Software Engineer (C++ / Networking)
Herndon, Virginia, United States
$90k-$110k/yr OnsiteFull Time
2+ YOESenior C++ engineer with networking experience; hands-on, building reliable, performant networked systems.
C++, Java, C#, Unix, Windows, IDEs
3w
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(Senior) Software Development Engineer (US Federal)
Reston, Virginia, United States
$164k-$246k/yr OnsiteFull Time
5+ YOEUS citizen with 5+ years cloud/DevOps experience (8+ for senior), strong Kubernetes, Terraform, CI/CD and programming (C#, Python, Ruby, Rust, or Go); ability to obtain/maintain TS/SCI w/CI Poly.
Kubernetes, Terraform, Argo CD, Amazon Web Services, C#, Python, Ruby, Rust, Go
3mo
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Software Development Engineer
McLean or Bremerton
$53k-$108k/yr HybridFull Time
1+ YOE1+ years software development; experience with software languages; distributed architectures; SQL/NoSQL; REST APIs; CI/CD; security; TS/SCI clearance; Bachelor's degree
Go, Node.js, Java, C#, PostgreSQL, MySQL, MongoDB, DynamoDB, AWS, Google Cloud, Azure, REST APIs, CI/CD
2w
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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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Software Developer (SME)
Herndon or McLean or Virginia or United States
$150k-$254k/yr HybridFull Time
16+ YOETop Secret/SCI polygraph clearance required, U.S. person required, 16+ years software development experience, bachelor’s degree, proficiency in Java and C#, React, Node.js, TypeScript, .NET, cloud platforms, DevOps tools, and scripting (Python or PowerShell).
Java, C#, React, Node.js, TypeScript, .NET, AWS, Azure, Google Cloud, Oracle, Jira, GitHub, Jenkins, Python, PowerShell, Windows, Linux, Ansible
1mo
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Sr. Software Architect
Reston or United States
$195k-$210k/yr HybridFull Time
2+ YOEMaster's in CS/CIS or related, 2 years as a senior software developer, experience designing enterprise-scale distributed systems, proficiency with C#, .NET/.NET Core, cloud platforms, modern front-end frameworks, CI/CD, and security best practices.
C#, .NET, .NET Core, Angular, React, Microsoft Visual Studio, Git, GraphQL, Hasura, Microsoft Azure, AWS, Google Cloud Platform, Microsoft Azure DevOps, GitHub Actions, Apache Airflow, AKS, Docker
3mo
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.Net / C# Developer - Senior
Fort Belvoir, Virginia, United States
OnsiteFull Time
8+ YOEEight years in .NET development; five years in SDLC; testing experience; SQL database development; mentoring; defect tracking.
.NET, C#, MVC, IIS, SQL, SDLC
1w
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Senior Full Stack Developer
Virginia Beach or United States
$85k-$117k/yr RemoteFull Time
8+ YOEU.S. citizen with eligibility for Public Trust,8+ years software development with strong Java and/or NodeJS back-end experience,Angular front-end,RESTful API design,healthcare EDI familiarity,AWS and Git/GitHub experience.
Java, NodeJS, Angular, C#/.Net, AWS, API Gateway, Lambda, S3, CloudWatch, Git, GitHub, JUnit, Jest, JIRA, Docker, ECS, EKS, Microsoft Teams
4d
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Embedded Software Dev Engineer II, Amazon Leo for Government - Leo Modem Module Software Team
Redmond or Arlington or Northridge
$144k-$194k/yr OnsiteFull Time
2+ YOEU.S. citizen required. Bachelor's in CS/Engineering or related; 2+ years professional software development experience designing/developing multi-threaded embedded or distributed systems using C#, C++, Java, or Perl; experience with RTOS/Embedded Linux and hardware-software integration.
C#, C++, Java, Perl, TCP/IP, UDP, logic analyzers, oscilloscopes
2mo
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Test Automation Engineer
Chesapeake, Virginia, United States
OnsiteFull Time
2+ YOE2+ years software testing; 1+ year test automation; bachelor's in CS/CE or related field; experience with Python/.Net; knowledge of databases/SQL; DoD SECRET clearance required; SAFe/Agile a plus.
Robot Framework, Python, C#/.NET, SQL, Windows
1mo
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Software Engineering - CTJ - Poly
Redmond or Reston or Annapolis Junction
$85k-$168k/yr HybridFull Time
U.S. citizenship with active Top Secret/SCI (SSBI) clearance, proven software engineering experience in C/C++/C#/Java/JavaScript/Python, familiarity with cloud platforms and CI/CD, and ability to pass Microsoft Cloud background check.
GitHub Copilot, Docker, Kubernetes, Azure, Azure Machine Learning, Azure OpenAI, Microsoft Foundry, C, C++, C#, Java, JavaScript, Python, CI/CD
1mo
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Full Stack Software Developer with C#/.NET Expertise
McLean or Chantilly
$90k-$190k/yr OnsiteFull Time
7+ YOETS/SCI with Polygraph required, Bachelor's in CS or related, 7+ years developing in high-side environments; expert in C#, .NET, AngularJS, TypeScript, Node.js, JavaScript, HTML/CSS; strong communication and problem-solving.
C#, .NET, AngularJS, TypeScript, JavaScript, HTML, CSS, Angular Material, Node.js
2mo
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Senior Software Engineer(.NET) - Secret Clearance
Arlington, Virginia, United States
$120k-$145k/yr HybridFull Time
5+ YOE5 years hands-on experience with ASP.NET/.Net, C#, front-end tech, databases; strong SDLC/DevSecOps; US citizen; Bachelor’s degree.
ASP.NET, DotNet, C#, HTML, CSS, JavaScript, JQuery, XML, Bootstrap, AngularJS, MVC, AJAX, Web Services, Kendo, Oracle, PL/SQL, Toad, Visual Studio, IIS, Windows Server, HTTPS, Ansible
1mo
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Software Developer 6 - Springfield, VA
Springfield, Virginia, United States
OnsiteFull Time
12+ YOEActive Top Secret clearance with SCI access; 12+ years with BS or 9+ years with MS in CS/Engineering; DoD 8570 IAT Level II+; experience with HTML/CSS/JS, C#, Java, Python; databases; travel up to 25%.
HTML/CSS, JavaScript, XML, jQuery, C#, Java, Python, Angular, React, Node.js, MySQL, MongoDB, Apache
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