> Markdown version of [/jobs/ext/4563029-mid-to-senior-ui-ux-developer-ts-sci-with-polygraph-required](https://www.wearedevelopers.com/jobs/ext/4563029-mid-to-senior-ui-ux-developer-ts-sci-with-polygraph-required). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Mid to Senior UI/UX Developer (TS/SCI with Polygraph required) - **Company:** Red Alpha - **Location:** Anne Arundel County, MD, United States - **Experience:** Experienced - **Salary:** $180,000.0 - $250,000.0 - **Contract:** Permanent contract - **Skills:** Amazon Web Services, Cloud Computing, Design of User Interfaces, Responsive Web Design, ReactJS, Material UI, Information Technology - **Published:** November 4, 2026 - **Apply:** https://www.thejobnetwork.com/job/4ef50898-b3e2-499e-a04b-6bf9ab5a5af9/mid-to-senior-uiux-developer-tssci-with-polygraph-required ## About the Role * Senior UI Development Experience: 5+ years of demonstrated expertise in building modern, responsive user interfaces * UX Design & Mockup Skills: Ability to create and implement user experience designs and mockups * Accessibility Expertise: Proven experience with Section 508 compliance and accessibility standards * A Bachelors of Science degree in Computer Science or a related discipline from a accredited institution OR 4 additional years of experience in lieu of a degree may be considered * A TS/SCI with Polygraph security clearance. These are important skills to have, but not necessarily mandatory: * React Experience (strong preference for candidates with React framework experience not not necessary) * AWS Solutions Architect Associate or similar. ## Description A day in the life: As a mid to senior-level UI/UX Developer at our fun and innovative company, we're looking for individuals who bring a passion for cloud technologies and a commitment to excellence. Your ability to create accessible, user-friendly interfaces will be crucial. We value individuals who stay current with industry trends, continuously seek to expand their knowledge, and are adept at troubleshooting complex issues. Effective communication and a collaborative spirit are key, as you'll be working closely with cross-functional teams and contributing to the vibrant and inclusive culture of our organization. For this role, key responsibilities include: * Develop and maintain senior-level UI components and features * Collaborate on UX design and create mockups for new features * Ensure all interfaces meet Section 508 accessibility requirements * Work with the team to deliver high-quality user experiences