2,835 senior software developer jobs at 697 companies in Dahlgren, VA
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Senior Software Developer
Washington, District of Columbia, United States
$155k-$165k/yr OnsiteFull Time
7+ YOE7+ years software development; frontend in JavaScript/React/TypeScript; Python backend; AWS (Lambda, API Gateway, AppSync, DynamoDB, RDS, CloudFormation); REST/GraphQL APIs; CI/CD; SQL; testing.
AWS, Lambda, API Gateway, AppSync, DynamoDB, RDS, CloudFormation, REST, GraphQL, SQL, CI/CD, Git
2mo
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Senior Software Engineer
Reston, Virginia, United States
OnsiteFull Time
5+ YOE5+ years in software development; Dynamics 365 CRM; .NET, C#, SQL; Azure; strong teamwork and problem-solving.
Microsoft Dynamics 365 CRM, NET, C#, SQL, Azure, REST APIs
1mo
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Software Developer, Senior
Potomac or United States
OnsiteFull Time
5+ YOEU.S. citizenship and active TS/SCI clearance with full scope polygraph required; senior-level software development experience, agile development, system modernization, mentoring and possible team supervision.
2mo
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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
2mo
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Senior Software Engineer
Los Angeles or Washington or San Francisco or San Diego or Seattle or London
$130k-$220k/yr OnsiteFull Time
3+ YOE3+ years software development; strong Python; Azure cloud; on-call production support; must be a U.S. Person; ability to obtain security clearance.
Python, Azure, Git, CI/CD, Docker, Kubernetes, TypeScript, Java, Bash, Rust, Node.js
2mo
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Senior Software Engineer
Washington or Boston
$129k-$194k/yr OnsiteFull Time
Strong Python, distributed systems, cloud platforms, AI/ML, LLMs, autonomous agents, senior IC.
Python, AWS, GCP, Azure, Jira, Git, LLMs, AI agent tooling
2mo
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HP100 Senior Scientific Software Developer
Greenbelt, Maryland, United States
OnsiteFull Time
10+ YOESenior software developer with 10 years of scientific programming; Linux; languages: IDL, HTML, Fortran, C, Java, JavaScript, Python; able to obtain Tier 1 background investigation; US citizenship or permanent residency.
IDL, Fortran, C, Java, JavaScript, Python, HTML, Linux, Git
2mo
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Senior Software Engineer
Herndon, Virginia, United States
OnsiteFull Time
8+ YOE8+ years backend software engineering; cloud deployments in cleared environments; Top Secret/SCI clearance; AWS expertise; DevOps; containerization; CI/CD; CloudFormation.
AWS, Docker, Kubernetes, CloudFormation, Lambda, ECS Fargate
2mo
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Senior Software Engineer
Austin or New York or Washington or United States
OnsiteFull Time
5+ YOE5+ years in software engineering; CS/SE degree; backend (Django/Node), frontend (React/JS); cloud infra; APIs; data systems; 50-75% travel; not remote.
React, JavaScript, Django, Node.js, SQL, CI/CD, AWS, Azure, GCP
3mo
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Senior Software Developer
Arlington, Virginia, United States
$100k-$180k/yr HybridFull Time
5+ YOELead design and development of complex software; 5–8+ years; Java, C#, Python; cloud/DevOps; security/compliance.
Java, Spring, ASP.Net, Python, JavaScript, TypeScript, SQL, NoSQL, React, Angular, Vue, Node.js, .NET, Docker, Kubernetes, Git, Jira, SAFe, AWS, Azure, GCP, Terraform, Jenkins, GitLab CI/CD, SonarQube, GraphQL, REST API
1mo
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Senior Software Developer
Herndon, Virginia, United States
HybridFull Time
5+ YOE5+ years software development experience, bachelor's in CS or related, proficiency in object-oriented design, REST APIs, client-side development, SQL/T-SQL and SSIS; TS/SCI with CI polygraph required.
JavaScript, jQuery, Angular 4, Ajax, HTML5, XML, SQL, T-SQL, SSIS, REST
1mo
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Senior Software Developer
Washington, District Of Columbia, United States
OnsiteFull Time
7+ YOEMinimum 7 years software development experience; proficiency with Java, .NET, Python, or JavaScript; experience with CI/CD, secure coding, Agile/DevSecOps, and software lifecycle practices; strong problem-solving and collaboration skills for classified federal environments.
Java, .NET, Python, JavaScript, CI/CD
2w
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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
2mo
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Software Developer, Senior
McLean, Virginia, United States
$87k-$198k/yr HybridFull Time
3+ YOE3+ years software development in Java/Python; 1+ year ATAK/TAK; native Android; SQLite; Secret clearance eligibility; HS diploma.
Java, Python, Android, SQLite, ATAK, TAK, Kotlin
2mo
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Senior Software Engineer
Quantico, Virginia, United States
OnsiteFull Time
6+ YOEActive TS/SCI clearance; BS in CS/CE/SE/EE/Info Security; 6+ years software/ops; 4+ years in CNO; 2+ years automation (Python/Bash/PowerShell/Ansible); Linux admin; Git/Jira/GitLab; Docker/Podman; leadership; able to work independently.
Python, Bash, PowerShell, Ansible, Linux (Ubuntu, Rocky Linux), Git, Jira, GitLab, Docker, Podman, Docker Compose
2mo
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Senior Software Engineer (Leadership) 2026-0138
Chantilly, Virginia, United States
OnsiteFull Time
10+ YOE4+ MgmtSenior software engineer with leadership experience; TS/SCI clearance with polygraph; 10+ years in software/data/platform engineering; 4+ years leading a major technical service area; strong admin/control-plane design.
Java, Linux, Vue.js, Consul, Nomad, Vault
1mo
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Senior Software Engineer
United States or California or Colorado or Hawaii or Illinois or Maryland or Minnesota or New Jersey or New York or New York City or Vermont or Washington or Washington
$150k-$180k/yr RemoteFull Time
5+ YOE5+ years software development experience; deep expertise in software architecture, system design, scalability, cloud-native design, security; proficiency with Ruby on Rails, React, AWS, and PostgreSQL; strong communication and mentoring skills.
Ruby on Rails, React, AWS, PostgreSQL
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Senior Software Developer
Tysons, Virginia, United States
OnsiteFull Time
10+ YOEActive TS/SCI with polygraph, 10+ years software development, bachelor\u0002s in CS or related, expertise with AWS, Linux, Java, PHP, web technologies, IAM and security controls, and ability to communicate technical concepts.
Linux, AWS, S3, EC2, AWS Secrets Manager, Apache Webserver, Apache Tomcat, Java, PHP, HTML, CSS, MySQL, JavaScript, Microsoft Visual Studio Code, GitHub, Bash, Maven, Gradle, OAuth, RBAC, PAM, Enterprise Application Auditing Tool, Enterprise Application MFA Solution
1mo
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Senior Software Developer
Bethesda, Maryland, United States
$90k-$130k/yr HybridFull Time
5+ YOEUS citizen with 5+ years IT/software development experience; expertise with automation/orchestration (Ansible, Python, Jenkins), AIOps/ML, enterprise monitoring (SolarWinds, New Relic, Splunk), ServiceNow, AWS/Azure, and networking concepts.
Ansible, Ansible Tower, Jenkins, Python, SolarWinds, New Relic, New Relic APM, Splunk, ServiceNow, Cisco DNAC, Cisco DNA Center, Aternity, Oracle Enterprise Manager (OEM), Oracle, Microsoft SQL Server, Java, .NET, AWS, Azure, ITSM, ITIL, AIOps, ML, NLP
2w
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Senior Software Developer
Springfield, Virginia, United States
$120k-$170k/yr OnsiteFull Time, Temporary
8+ YOE8+ years software development experience (or 10+ with HS/GED), Java/Spring Boot, frontend with React/TypeScript, AWS/C2S cloud experience, TS/SCI clearance, PostgreSQL and CI/CD tooling experience.
Java, Spring Boot, JPA, React, TypeScript, MUI, PostgreSQL, AWS, AWS RDS, C2S, Git, GitLab CI/CD, Docker, Jira, DynamoDB, SonarQube, Leaflet
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