92 senior react developer jobs at 54 companies in Hagerstown, MD

PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
1w
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React Developer Senior
Ashburn, Virginia, United States
HybridFull Time
SAIC
SAICNASDAQ: SAIC: Provides government and defense clients with technology and engineering services.
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
1w
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React Developer Senior
Ashburn, Virginia, United States
$120k-$160k/yr HybridFull Time
SAIC
SAICNYSE: SAIC: Provides engineering, IT, and mission support services to government.
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
2mo
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Senior Software Developer
Rockville or Tysons Corner
$113k-$188k/yr HybridFull Time
Guidehouse
Guidehouse: Provides management and technology consulting services to diverse organizations.
6+ YOEMinimum 6 years full-stack development (Python and React); 3+ years databases; Docker; AWS; REST/JSON; CI/CD; mentoring.
React, TypeScript/JavaScript, Python, Docker, AWS, GitHub Actions
1mo
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Software Developer, Senior
Chambersburg, Pennsylvania, United States
$145k/yr HybridFull Time
AGE Solutions
AGE Solutions: Technology consulting and IT services for government agencies.
10+ YOEBachelor's degree, 10+ years software development, 3–5+ years full-stack web experience (React/Vue/Angular and Node.js/Python/Java), DoD Secret clearance, DoD 8140 qualification, cloud and CI/CD expertise.
React, Vue, Angular, Node.js, Python, Java, AWS, Azure, RESTful APIs, CI/CD
2w
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Senior Full Stack Developer
Herndon or Springfield
OnsiteFull Time
Quevera
Quevera: Software engineering and cloud solutions for government and defense.
5+ YOEActive TS/SCI clearance with Polygraph required; 5+ years software development experience; expert React and TypeScript; Node.js/Express API development; AWS and IaC experience; leadership on at least one delivery effort.
React, TypeScript, Node.js, Express.js, AWS, AWS Cloud Development Kit (CDK), Lambda, ECS, Fargate, S3, RDS, Application Load Balancer (ALB), Zustand, TanStack Query
3mo
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Senior Full Stack Web Developer
Rockville, Maryland, United States
OnsiteFull Time
Meso Scale Diagnostics
Meso Scale Diagnostics: Manufacturer of high-sensitivity multiplexed immunoassay systems and reagents.
5+ YOE5+ years of full-stack web development with React/Next.js, Sitecore headless, CMS experience, API integrations, TypeScript, Node.js.
Next.js, Sitecore XM Cloud, React, Node.js, Express.js, PostgreSQL, SQLServer, Redis, TypeScript, Tailwind CSS, Vercel, Netlify, GraphQL, REST
3d
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Senior Software Engineer
Nashville or Sterling
HybridFull Time
Asurion: Provides insurance and repair services for consumer electronics.
3+ YOEBachelor's degree required,3+ years building web and back-end systems,proficiency with JavaScript/TypeScript,React and Java or Node.js,experience with Git and automated testing frameworks.
React, TypeScript, JavaScript, Java, Node.js, AWS, Git, Jest, Mocha, Jasmine, Redux, ES6, CI/CD, NoSQL
1w
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Software Developer, Senior
Herndon, Virginia, United States
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
6+ YOE6+ years software development experience, 3+ years with legacy enterprise systems, proficiency with Git and Python, experience with microservices, APIs, cloud platforms; TS/SCI with polygraph required.
Git, Python, Java, JavaScript, React, Angular, NodeJS, AWS, Azure, Google Cloud Platform
1w
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Software Developer, Senior
Herndon, Virginia, United States
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
6+ YOE6+ years software development experience, 3+ years with legacy enterprise systems, experience with microservices, APIs, Git, and basic programming (Python); TS/SCI clearance with polygraph required; HS diploma or GED required.
Python, Java, JavaScript, React, Angular, NodeJS, Git, AWS, Azure, Google Cloud Platform
2w
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Senior DevOps Engineer
Ashburn, Virginia, United States
$112k-$138k/yr OnsiteFull Time
Cubic
Cubic: Develops defense training systems and public transit fare technology.
Senior platform/release engineer with deep Kubernetes, automation, and secure deployment experience; hands-on with Helm, RKE2, Ansible, Python, Bash, TypeScript/React; eligible for DoD security clearance.
Kubernetes, Helm, RKE2, Ansible, Jinja, Python, Bash, TypeScript, JavaScript, React, Tailwind CSS, Git, Artifactory, Zot, RHEL, Rocky Linux, Docker
1mo
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Senior Developer - Generative AI Platform and Mission Support
Herndon, Virginia, United States
$146k-$234k/yr OnsiteFull Time
Peraton
Peraton: Provides advanced technology and mission support for government agencies.
7+ YOESenior developer with 7+ years (PhD) / 10+ years (MS) / 12+ years (BS) experience in software/platform development; strong Python production experience, cloud (AWS), Docker/Kubernetes, PostgreSQL/SQL, CI/CD, Git; US citizen able to obtain Public Trust.
Python, JavaScript, TypeScript, Rust, FastAPI, Docker, Kubernetes, AWS, PostgreSQL, SQL, Git, Terraform, React, LLM
1mo
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Senior Software Full Stack Engineer
Leesburg, Virginia, United States
$112k-$158k/yr OnsiteFull Time
AeroVironment
AeroVironmentNASDAQ: AVAV: Designs and manufactures unmanned aircraft and tactical missile systems.
8+ YOEU.S. citizenship required; Bachelor's in computer science; 8+ years software development; front-end with React; back-end with Java, C++ and Python; extensive Linux, CI/CD, REST API and embedded integration experience.
React, Java, C++, Python, Linux, Maptiler, Mapbox, mbtiles, Deck.gl, RESTful API, CI/CD
1mo
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Senior Developer - Generative AI Platform and Mission Support
Herndon, Virginia, United States
$146k-$234k/yr OnsiteFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
12+ YOESenior software developer with extensive production experience (min 12 years with BS), strong Python, cloud (AWS), containerization (Docker/Kubernetes), backend/API and data skills, CI/CD and Git, and US citizenship for Public Trust suitability.
Python, JavaScript, TypeScript, AWS, Docker, Kubernetes, PostgreSQL, SQL, Git, Rust, FastAPI, React, Terraform, CI/CD
1mo
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Lead Java Software Engineer – Developer
Herndon or Seal Beach or El Segundo or Colorado Springs
$212k-$286k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
Senior Java software development leadership; 10+ years Java/C++, React/Angular, cloud experience; TS clearance; Bachelor's degree.
Java, C++, Angular/React.js, HTML, CSS, Cloud, CI/CD
2w
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Senior Software Engineer
Sterling, Virginia, United States
$185k-$225k/yr OnsiteFull Time
Amatriot Group
Amatriot Group: Provides IT consulting and mission-critical technology support services.
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
1mo
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Senior Software Engineer-Internal Tools
Arlington or Clarksburg
$125k-$140k/yr OnsiteFull Time
Forterra
Forterra: Develops autonomous ground vehicle systems and software for defense.
3+ YOE3+ years software engineering; experience with Rust or strong systems languages, TypeScript/React, Linux, Docker, CI/CD, scripting (Bash/Python); ability to debug across app, OS, and network layers.
Rust, C, C++, Go, TypeScript, React, Linux, Docker, GitLab CI, Jenkins, Bash, Python, Tauri, Ansible, Jetson, Orin, ARM64, AWS, S3, IAM, EC2, Conan
4d
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Java, Angular/React Full Stack Developer - US CITIZENSHIP REQUIRED
Ashburn or United States
HybridFull Time
Ignite IT
Ignite IT: Provides digital transformation and cloud solutions to federal agencies.
5+ YOEU.S. citizenship and ability to obtain CBP public trust, B.S. in CS or related (or equivalent experience), 5+ years Java, recent Angular experience, SQL and Git skills, strong communication and collaboration.
Java, Hibernate, Spring, JAX-RS, JavaScript, XML, JSON, JAX-WS, JBoss, Eclipse, Maven, Junit, Angular, React, Git, SQL, PL/SQL, Oracle, MySQL, SQL Server, HTML, VMware, ETL tools, ESB, UML, VersionOne, Jira, Sparx Enterprise Architect
1mo
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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+ YOERequires active Top Secret/SCI clearance with polygraph; 8+ years experience; 4–6 years building web apps with Angular/React/JS; Linux 2–4 yrs; cloud experience (AWS/Azure/Ocean Cloud); Bachelor's degree (8+ yrs) or 11 yrs without degree; Agile development.
Angular, React, JavaScript, Java, Python, CSharp, Docker, Podman, AWS, Azure, Oracle Cloud, MySQL, PostgreSQL, MongoDB, DynamoDB, Jira, Confluence, GitHub
3w
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Senior UX Developer (NIH Data Lakehouse Support)
Rockville, Maryland, United States
$111k-$150k/yr RemoteFull Time
General Dynamics Information Technology
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
5+ YOE5+ years in UX/front-end or hybrid roles; strong portfolio; proficiency with React, Next.js, GraphQL, TypeScript; experience with user research, accessibility/Section 508, design systems, and data platform UX.
React, Next.js, GraphQL, GQL, TypeScript
1mo
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Senior UX Developer (NIH Data Lakehouse Support)
Rockville, Maryland, United States
$111k-$150k/yr RemoteFull Time
GDIT
GDITNYSE: GD: Delivers IT and mission services to government agencies.
5+ YOE5+ years UX/front-end experience, strong portfolio, proficiency with React, Next.js, GraphQL, and TypeScript, experience with user research, accessibility/Section 508, and ability to obtain Public Trust (NACLC T3).
React, Next.js, GraphQL, GQL, TypeScript

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