2mo
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Senior React Developer
Annapolis Junction or Columbia
$200k-$275k/yr HybridFull Time
12+ YOESenior full-stack developer proficient in React and Java/Spring Boot; experience migrating legacy systems; ability to work with Camunda and Pega workflows; strong REST APIs and Oracle/SQL skills.
React, Java, Spring Boot, Camunda, Pega, Oracle, SQL, REST API
3w
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React Developer Senior
Ashburn, Virginia, United States
HybridFull Time
5+ YOEBS in CS/Engineering, 5+ years software development with 5+ years React experience; proficiency in Typescript/JavaScript, HTML/CSS/SCSS, JSON, Jest/Enzyme/React Testing Library, and browser debug tools.
React, Typescript, JavaScript, JSON, HTML4/5, CSS, SCSS, Jest, Enzyme, React Testing library, Visual Studio Code, chrome devtools
3w
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React Developer Senior
Ashburn, Virginia, United States
$120k-$160k/yr HybridFull Time
5+ YOE5+ years React and UI development experience, BS in CS/Engineering, TypeScript/JavaScript, HTML4/5, CSS/SCSS, Jest/Enzyme/React Testing Library, experience with complex backend APIs, strong communication and critical thinking.
React, Microsoft Visual Studio Code, TypeScript, JavaScript, MVC, MVVM, JSON, HTML4/5, CSS, SCSS, Jest, Enzyme, React Testing Library, Chrome DevTools
2w
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Senior React Software Engineer (contract)
Baltimore, Maryland, United States
$65-$75/hr RemoteContract
4+ YOEU.S. citizen required. 4+ years front-end experience with React and JavaScript/TypeScript. Experience with reusable component libraries, client-side state, accessibility, responsive design, testing, CI/CD, and strong communication skills.
React, TypeScript, JavaScript, HTML, CSS, CI/CD, Git
1mo
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React Software Developer
Laurel, Maryland, United States
$150k-$200k/yr HybridFull Time
6+ YOEActive TS/SCI with Polygraph, Bachelor's in technical discipline (or 10 years' experience), 6+ years software development, strong React and JavaScript/TypeScript skills, SQL/NoSQL familiarity, able to work core hours 10:00-14:00 M-F.
React, JavaScript, TypeScript, HTML, CSS, Bootstrap, GitLab, Node.js, Angular, SQL, NoSQL
1mo
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Senior Full Stack Java REACT Developer
Laurel or Washington or Baltimore or Montgomery or San Antonio or Virginia or United States
$130k-$160k/yr HybridFull Time
8+ YOE8+ years Java/Spring Boot, 5+ years React, microservice and API development, unit testing (JUnit/Mockito/Cucumber), Agile/DevSecOps and CI/CD experience; US citizen able to obtain Secret DoD clearance.
Java, Spring Boot, React, Postgres, Redis, Junit, Mockito, Cucumber, Jira, Confluence, Docker, Kubernetes, DevSecOps, CI/CD, Microsoft Teams, DoD STIG
1mo
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Senior Software Engineer (NodeJS, React)
Budapest or New York City or Washington or Vancouver or London or Galway or Munich or Bengaluru or Singapore or Sydney
HybridFull Time
5+ YOE5+ years hands-on commercial development, strong SQL/RDBMS, microservices and REST API experience, cloud-native (AWS) experience; NodeJS/React, CI/CD, containers and mentoring skills preferred.
SQL, RDBMS, REST APIs, AWS, NodeJS, React, CI/CD, containers, GitHub actions, QuickSight, Lookr
2d
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Senior Software Developer (Python, React, AI) (DC, Washington)
Washington, District of Columbia, United States
OnsiteFull Time
Senior full-stack developer with strong Python and React skills, experience with AWS and Google BigQuery, AI-first mindset, ability to mentor others and make architecture decisions.
Python, React, AWS, Google BigQuery, AI
1mo
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Senior Front End Software Engineer, React
Washington, District of Columbia, United States
$191k-$253k/yr OnsiteFull Time
Proven engineering background; proficiency with React and TypeScript; experience building real-time, reactive user interfaces; ability to empathize with end users; eligible to obtain U.S. Top Secret security clearance.
React, ReactJS, TypeScript, Lattice OS
1mo
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Senior .Net & REACT Full Stack Developer
Washington, District of Columbia, United States
$125k-$155k/yr OnsiteFull Time
8+ YOEBachelor's degree, minimum 8 years experience, active TS/SCI clearance and U.S. citizenship required; strong .NET (C#, ASP.NET, ADO.NET, Entity Framework), React/TypeScript, SQL Server, Git/GitLab, and DevOps familiarity.
ASP.NET, Entity Framework, EF, SQL Server, SQL, NoSQL, .NET, C#, ADO.NET, REST, RPC, React, TypeScript, JavaScript, Node.js, HTML5, CSS3, Git, GitLab, AWS, Azure, Docker, CI/CD
1w
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Sr. Frontend Engineer (React)
Washington or Falls Church
RemoteFull Time
6+ YOE6+ years front-end experience with 4+ years in React, leading offshore teams, Figma-to-React implementation, RBAC/SSO integration, CI/CD and security scanning (Veracode), and automated UI testing.
React, .NET, Figma, Azure APIM, Azure Entra ID, OAuth 2.0, Veracode, Storybook, Playwright, Claude Code, GitHub Copilot, Cursor, RTK Query, Material UI, React Router, Azure DevOps, Azure App Service
1mo
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.NET & React Full Stack Developer
Washington, District of Columbia, United States
$151k-$156k/yr OnsiteFull Time
8+ YOEActive Top-Secret clearance, Bachelor's in IT, minimum 8 years experience, proficiency with ASP.NET, Entity Framework, Microsoft SQL Server, C#, REST APIs, React, TypeScript, Node.js, and Git/GitLab.
ASP.NET, Entity Framework, ADO.NET, Microsoft SQL Server, C#, REST, RPC, React, TypeScript, JavaScript, Node.js, HTML5, CSS3, Git, GitLab, AWS, Microsoft Azure, NoSQL, Docker, CI/CD, VMware, Nutanix
1mo
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.NET & REACT Full Stack Developer
Washington, District of Columbia, United States
$145k-$151k/yr OnsiteFull Time
8+ YOEBachelor's or equivalent, 8+ years software development experience, strong .NET (C#, ASP.NET, ADO.NET, Entity Framework) and React (TypeScript/JavaScript) skills, SQL Server, Git/GitLab, Top Secret clearance, and ability to pass background checks.
ASP.NET, C#, ADO.NET, Entity Framework, SQL Server, React, TypeScript, JavaScript, HTML5, CSS3, REST, RPC, Git, GitLab, Microsoft Excel, Microsoft Word, Microsoft PowerPoint, Adobe Acrobat
2mo
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Senior Software Engineer
Jessup, Maryland, United States
$125k-$270k/yr OnsiteFull Time
8+ YOEBachelor's degree or equivalent; 8-12 years in application software; TS/SCI with Polygraph; strong Java backend; React; RESTful APIs; Docker/Podman; Kubernetes; microservices.
Docker, Podman, Kubernetes, Java, React, RESTful APIs, MongoDB, ArangoDB, Redis, PostgreSQL, AWS
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
2mo
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Senior Software Engineer
Bethesda or Lehi or Austin
$130k-$160k/yr HybridFull Time
5+ YOE5+ years in serverless AWS Lambda/TypeScript, Java/Spring Boot, and React/TypeScript; strong AWS, Kubernetes, CI/CD; PostgreSQL; BS in CS or related field; excellent communication.
AWS, Kubernetes, CI/CD, Java, Spring Boot, Node.js, TypeScript, React, PostgreSQL, Jenkins
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 Web Developer
Arlington, Virginia, United States
$140k/yr OnsiteFull Time
Senior web developer skilled in .NET, Vue3, JavaScript, HTML/CSS, SQL/Oracle, Git; full-stack SPA development; experience across requirements, design, implementation, operations, and maintenance.
.NET, Vue.js, JavaScript, HTML, CSS, Bootstrap, SQL, Oracle, Git, AWS, React, Angular
2mo
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Software Developer, Lead - .NET / React / Cloud
Bethesda, Maryland, United States
$100k-$150k/yr HybridFull Time
10+ YOE5+ Mgmt10+ years of hands-on software development; 5+ years leading technical teams in Agile; 3+ years building large-scale web/mobile apps with React; strong Microsoft tech stack; CI/CD, DevOps, cloud modernization; hybrid on-site in Rockville, MD/DC area; ability to obtain Public Trust; sponsorship not offered.
.NET, ASP.NET Core, C#, Microsoft SQL Server, RESTful APIs, React.js, React Native, Expo, Vue.js, Azure DevOps, Git
2mo
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Senior Software Developer
Annapolis Junction, Maryland, United States
$203k-$260k/yr OnsiteFull Time
12+ YOETop Secret clearance with Full Scope Polygraph; US citizenship; 12 years of relevant experience with a technical degree; alternative 4 extra years experience in lieu of degree; experience across UI, backend, DevOps; React/Vue/Angular; Python scripting; REST with Spring Boot and Python; Postgres/SQLite; GitLab CI/CD.
React, Vue, Angular, Python, Spring Boot, REST, Postgres, SQLite, GitLab CI/CD