Haystack
← Back to Jobs
Employee
Technology
BT

Front End Developer (React) with Security Clearance

BTI360 IncTysons, VA🇺🇸United StatesPosted Oct 9, 2026

Quick Overview

Salary
$96.9k - $247.9k/yr
Seniority
Mid Senior
Employment type
Employee
Work mode
On Site
Location
Tysons, VA, United States
Posted
20 hours ago
Material UIStorybookAWSAgileAstroCSSCypressGitGitHub ActionsGitLab CIHTMLJavaScriptJenkinsJestPlaywrightReactReduxTailwind CSSTypeScriptVitestZustand

Job Description

UI React Engineer - Polygraph Required We’re looking for UI React Engineers to help modernize a mission-critical system used to support complex manual user workflows. In this role, you’ll build intuitive, performant user interfaces that help users ingest, navigate, and analyze information from a variety of file types. The system applies named entity recognition and related data-processing capabilities to reduce manual effort, surface key insights, and improve the speed and accuracy of mission workflows.

What you will do in this role: • Work closely with teammates and stakeholders in a Lean Agile environment to build mission-critical production applications focused on data discovery and analysis   • Participate in code reviews, system design discussions, and continuous improvement initiatives   • Leverage modern build tools, testing frameworks, and CI/CD pipelines to ensure quality and delivery speed  • Design and build modern, performant, responsive user interfaces using React and related technologies   • Collaborate with UI and backend engineers and product stakeholders to deliver intuitive and accessible user experiences that integrate with RESTful APIs   Required Qualifications: • Active TS/SCI with Polygraph at time of application • Experience with source control (e.g.

Git) and CI/CD pipeline tools such as Jenkins (preferred), AWS CodeBuild, GitLab CI, or GitHub Actions  • Experience designing and implementing scalable, maintainable, and OOP based software in a containerized cloud environment (AWS preferred) leveraging foundational services for computing, identity management, and networking.   • Proficiency in modern JavaScript/TypeScript, HTML, and CSS  • Proficiency in building frontend applications with React and related libraries (e.g., React Router, Redux, Zustand, etc.)   • Effective written and verbal communication skills necessary to perform job duties and collaborate with team members   • Candidates must maintain a primary residence within a two‑hour drive of Herndon, VA to support onsite collaboration as needed.

Desired skills: • Contributions to open-source libraries or community projects or personal projects  • Experience with UI unit and E2E testing tools and frameworks such as (e.g., Jest, Vitest, Playwright, Cypress)   • Familiarity with design systems and component libraries (e.g., Storybook, Tailwind CSS, Material UI)   • Understanding of accessibility and usability best practices and tooling (e.g., JAWS, Lighthouse, Axe Devtools)   • Experience with NextJS, Astro, or other React Metaframeworks  The base salary pay range for this role is $96,900 - $247,900.

This range reflects base compensation only and does not include benefits, bonuses, or additional pay incentives associated with the opportunity.

Similar jobs