Web Developer / UI-UX Developer

Enterprise analysis, software tools, and data services to support quantitative reporting and analytical solutions, helping to deliver high-quality data for the customer. Also develops and maintains key data sets, documentation, and analytical tools while offering flexible support for financial and analytical data needs., Peraton Labs is searching for a mid-level Web Developer / UI-UX Developer to build the front-end layer for internal tools and workflow applications. This person will work alongside our AI Engineer and Cloud Engineer teams, translating modernization and automation work into clean, accessible, user-facing interfaces.

• 5 years of experience with a BS/BA; 3 years with MS/MA; 0 years with PhD
• US Citizenship
• Public Trust eligibility
• Proficient in building and maintaining production-ready React applications.
• Proven ability to refactor legacy codebases and components into modern architecture.
• Python - basic proficiency, enough to integrate with backend/data scripts written by the AI engineering team
• CSS - modern CSS3, responsive layout (Flexbox/Grid), cross-browser styling
• JavaScript (ES6+)
• TypeScript
• Familiar with managing modern environment configurations using Makefile, Dockerfile, Node.js, npm, Webpack, and Vite.
• Section 508 awareness - practical understanding of federal accessibility requirements and how to build to them
• Background as a Web Developer or UI/UX Developer, with a portfolio of shipped, production interfaces, * Experience configuring and writing unit and integration tests using Playwright, Puppeteer, and/or Jest.
• UX/UI design tool fluency (Figma, Sketch, or Adobe XD) and comfort translating design mockups into code
• REST API integration - consuming APIs built by backend/data engineering teams
• Front-end testing (Playwright, React Testing Library)
• Git / version control and comfort working in a CI/CD pipeline
• Exposure to AWS-hosted front-end deployments (S3/CloudFront, Amplify, or similar)

Additional Valued Experience:

• Experience working in Agile/Scrum delivery teams with non-technical stakeholders
• State management patterns (Redux, Context API, or similar)
• Familiarity with design/requirements tools such as Jira, SharePoint, or GitHub Issues
• Familiarity with the U.S. Web Design System (USWDS) or similar federal/enterprise design systems
• Experience with data visualization libraries (D3.js, Chart.js, or similar) - useful for dashboards surfacing financial/regulatory data
• Prior work on a government or public-sector digital service (federal, state, or local)

Target Salary Range: $80,000 - $128,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual’s experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay.

Benefits Statement: Peraton offers eligible employees a variety of benefits including medical, dental, vision, life, health savings account, short/long term disability, EAP, parental leave, 401(k), paid time off (PTO) for vacation, and company paid holidays. A full listing of available benefits can be viewed at https://www.careers.peraton.com/benefits.

Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees solve the most daunting challenges that our customers face. Visit peraton.com to learn how we’re keeping people around the world safe and secure.