150 senior frontend engineer jobs at 81 companies in Poolesville, MD
1w
Save
Mark Applied
Hide
Senior Frontend Developer
Ashburn, Virginia, United States
$115k-$190k/yr HybridFull Time
7+ YOEExpert Java (Java 8+) developer with Spring/Microservices, ORM/SQL, web/app server and build-tool experience, CI/CD, agile tools (Jira/Confluence), and active US Top Secret suitability; mentor junior developers.
Java, Java 8, Spring, Spring Boot, Hibernate, Oracle, MySQL, Postgres, SQL, Tomcat, WildFly, WebLogic, Maven, Gradle, Bamboo, BitBucket, Git, Atlassian Jira, Confluence, Eclipse, Jupyter Notebook, Apache Zeppelin, Hadoop, Spark, Impala, Elasticsearch, Solr, AWS EC2, AWS RDS, AWS S3, Cassandra, MongoDB, DynamoDB, Jenkins, Unix, Linux, shell scripting
4d
Save
Mark Applied
Hide
Senior Software Engineer (Frontend) - Scribd Core
San Francisco or Ottawa or Phoenix or Toronto or Los Angeles or Denver or Salt Lake City or Atlanta or Chicago or Houston or Portland or New York City or Vancouver or San Diego or Washington, D.C. or Sacramento or Jacksonville or Seattle or Mexico City or Austin or Miami or Boston or Dallas
$124k-$226k/yr HybridFull Time
6+ YOERequires 6+ years of frontend software engineering experience, JavaScript/TypeScript and React expertise, modern web framework experience, architecture knowledge, performance optimization, testing, and strong collaboration skills.
JavaScript, TypeScript, React, Next.js, Microfrontend, monorepos
1mo
Save
Mark Applied
Hide
Senior Front End Angular Engineer
McLean, Virginia, United States
HybridFull Time
5+ YOE5+ years front-end experience, 3+ years with Angular; deep knowledge of Angular v17+, RxJS, TypeScript v5+, modern CSS/SCSS, PrimeNG, charting libraries; strong frontend performance and UX skills.
Angular v17+, Angular v20+, RxJS, TypeScript v5+, CSS/SCSS, PrimeNG v20+, Chart.js, Cursor.ai, Three.js, WebGL, Golden layout, Infragistics Ignite UI for Angular, AG Grid, C#, .NET 10, WebAssembly (WASM)
1mo
Save
Mark Applied
Hide
Front End Developer
Washington, District of Columbia, United States
$91k-$185k/yr OnsiteFull Time
8+ YOE8+ years building frontend applications with React, JavaScript/TypeScript and Node.js; experience with REST APIs, Git/GitLab, AWS, mentoring, and active Top-Secret/SCI clearance.
Node.js, React, JavaScript, TypeScript, HTML, CSS, Sass, .NET, REST APIs, JSON, XML, Git, GitLab, AWS, YAML, GitLab CI, JFrog Artifactory, Jira, Jest, React Testing Library, Cypress
2mo
Save
Mark Applied
Hide
Lead Frontend Developer - Geospatial
Chantilly, Virginia, United States
OnsiteFull Time
TS/SCI with polygraph required; Bachelor's in Computer Science; strong Vue.js, TypeScript, modern JavaScript, component-based UI, Vuetify; experience with OpenLayers, Turf.js, GeoLib, or Geodesy; ability to work independently as sole frontend engineer.
Vue.js, TypeScript, JavaScript, Vuetify, OpenLayers, Turf.js, GeoLib, Geodesy, React, Angular, Playwright, CI/CD
3w
Save
Mark Applied
Hide
Drupal Frontend Engineer, (Consultant, Engineering & Technical Services)
Baltimore or Alabama or California or Delaware or District of Columbia or Florida or Georgia or Maryland or New Jersey or New York or North Carolina or Pennsylvania or South Carolina or Tennessee or Texas or Virginia or West Virginia
$96k-$133k/yr RemoteFull Time
5+ YOE5+ years web development with Drupal 10/11 frontend, component-based design, WCAG accessibility, PostCSS, Cypress, Git, React/JS experience; ability to obtain Public Trust clearance and meet CMS residency.
Drupal 10, Drupal 11, Storybook, Single Directory Components (SDC), PostCSS, Cypress, Git, React, JavaScript, PHP
2d
Save
Mark Applied
Hide
Lead Frontend Engineer
Baltimore, Maryland, United States
$115k-$160k/yr HybridFull Time
8+ YOEBachelor's degree in computer science, computer engineering, or related field, or equivalent experience; 8+ years of related experience; expert Flutter, accessibility, mobile release, monitoring, architecture, and mentoring skills.
Flutter, BLoC, Riverpod, Redux, DevTools, Swift, Kotlin, Claude, Cursor, Codex, iOS App Store, Google Play Store, WCAG
3mo
Save
Mark Applied
Hide
Senior Front End Developer
Vienna, Virginia, United States
OnsiteFull Time
5+ YOEBachelor's in CS/Math/GIS or STEM; 5+ years web front-end development; HTML5, CSS3, TypeScript, JavaScript; React/Angular/Vue; scalable, high-availability systems; TS/SCI with SCI eligibility.
HTML5, CSS3, TypeScript, JavaScript, React, Angular, Vue, Docker, Kubernetes, CI/CD, Git, Esri GIS, Azure, AWS, GCP
1w
Save
Mark Applied
Hide
Senior Frontend Platform Engineer
North America or San Francisco or Los Angeles or New York City or Washington or London or Singapore
$210k-$230k/yr RemoteFull Time
Strong JavaScript/TypeScript, React, experience building data-dense visualization platforms with Canvas/WebGL and graph visualization libraries; performance optimization and platform/SDK design experience required.
JavaScript, TypeScript, React, Canvas, WebGL, GPU, Web Workers, D3, PixiJS, Three.js, D3-force, Cytoscape.js, vis.js, Sigma.js
1mo
Save
Mark Applied
Hide
Senior Frontend Software Engineer - Ground Software
Laurel or Austin or Greenwood Village
$120k-$190k/yr HybridFull Time
6+ YOERequired: Bachelor's in CS or related, 6+ years frontend experience, deep React and TypeScript, design system and component library experience, Yarn/Babel/Material-UI, Git, REST APIs, mentoring ability, and ability to obtain security clearance.
React, TypeScript, C# .NET, Docker, Kafka, REST, Yarn, Babel, Material-UI, Git, TanStack Query, WebAssembly (WASM), WebGL
1mo
Save
Mark Applied
Hide
Senior Front End Angular Engineer
McLean, Virginia, United States
HybridFull Time
5+ YOE5+ years front-end experience (3+ years with Angular); deep RxJS and TypeScript v5+ expertise; experience with Angular Signals, PrimeNG, Chart.js, modern CSS/SCSS, accessible HTML, and front-end performance optimization; familiarity with AI dev tools.
Angular, RxJS, TypeScript, CSS, SCSS, HTML, PrimeNG, Chart.js, Cursor.ai, Three.js, WebGL, Golden layout, Infragistics Ignite UI for Angular, AG Grid, C#, .NET 10, WebAssembly (WASM)
1mo
Save
Mark Applied
Hide
Front End Developer
Annapolis Junction, Maryland, United States
$162k-$219k/yr OnsiteFull Time
8+ YOEBachelor's degree, 8+ years experience, strong JavaScript/TypeScript and Angular skills, UI/UX and accessibility knowledge, experience with Git, RESTful APIs, CI/CD, and frontend testing.
Git, GitHub, GitLab, RESTful APIs, JavaScript, TypeScript, Angular, HTML, Material, Sass, CI/CD, UI testing frameworks, Material UI, Bootstrap, React, Vue.js, Java, Python, Node.js, Sketch, Figma, Adobe XD
2mo
Save
Mark Applied
Hide
Front-end Senior Software Engineer
Washington, District of Columbia, United States
OnsiteFull Time
3+ YOE3+ years developing software, front-end experience with modern React toolchain, strong writing and engineering background, and curiosity about AI/LLM workflows.
TypeScript, React, Vite, Panda, TanStack Query, Zustand, Zod, Vitest, LLM
1mo
Save
Mark Applied
Hide
Senior Software Developer, Front-end
Denver or Sterling
$99k-$207k/yr OnsiteFull Time
7+ YOEActive TS/SCI clearance, 7+ years software development, proficiency in JavaScript and TypeScript, Linux experience, Security+ (or willingness), BS in Computer Science or coding bootcamp, leadership and system design skills.
JavaScript, TypeScript, Linux, Svelte, WebSocket, Kubernetes, RESTful API
1mo
Save
Mark Applied
Hide
Senior Software Developer, Front-end
Denver or Sterling
$99k-$207k/yr OnsiteFull Time
7+ YOEActive TS/SCI clearance (polygraph preferred), 7+ years software development, proficiency in JavaScript/TypeScript, Linux experience, Security+ (or willingness), strong system design, leadership and cloud-native development experience.
JavaScript, TypeScript, Linux, Svelte, WebSocket, Kubernetes, RESTful API
1mo
Save
Mark Applied
Hide
Senior Front End Developer
Annapolis Junction, Maryland, United States
$216k-$230k/yr OnsiteFull Time
12+ YOEActive TS/SCI with FSP through MS required, 12 years SWE experience, leadership/mentoring experience, strong front-end framework skills, full‑stack familiarity, accessibility and performance expertise.
React, Angular, Vue, HTML, CSS, JavaScript, Node.js, Python, Java, RESTful API, GraphQL, Git, CI/CD, AWS, Azure, GovCloud, Linux, Ubuntu
1mo
Save
Mark Applied
Hide
Senior Front End Developer
Reston or United States
$120k-$140k/yr RemoteFull Time
8+ YOEUS citizenship and government clearance eligibility required; 8+ years front-end experience; strong JavaScript (ES6), React, testing, Git, HTML/CSS skills; experience modernizing legacy front-end stacks and building offline-capable web/mobile apps.
JavaScript ES6, Node package management, React, Jest, HTML5, JSON, CSS3, Grid, Flexbox, Git, Polymer, PHP, Linux
3w
Save
Mark Applied
Hide
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
Save
Mark Applied
Hide
AI Front-End Developer, Senior
Washington, District of Columbia, United States
$99k-$225k/yr RemoteFull Time
7+ YOE7+ years software engineering experience, 5+ years building AI/LLM/chat/front-end streaming UIs, strong React/TypeScript and Python skills, real-time UI and web performance expertise, BS in Computer Science.
Chainlit, React, TypeScript, JavaScript, Python, WebSocket, SSE, Mermaid, GeoJSON, Microsoft Azure, CI/CD, CSS, LLM
3w
Save
Mark Applied
Hide
Frontend Software Engineer
Columbia, Maryland, United States
HybridFull Time
5+ YOERequires active U.S. Top Secret clearance, 5+ years front-end experience with JavaScript and modern frameworks, familiarity with Git and *nix, ability to work hybrid 2–3 days/week in Columbia MD.
JavaScript, Vue, React, Angular, Backbone, Git, *nix, REST
Explore Jobs