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Leidos

Journeyman UI/UX Engineer

Leidos

. Support design and development of user interfaces and user experiences for WDP applications and services.

Posted 5/2/2026full-timeAlexandria • Maryland, Virginia • 🇺🇸 United StatesMid-LevelSenior💰 $107,900 - $195,050 per yearWebsite

Tech Stack

Tools & technologies
AngularReactVue.js

About the role

Key responsibilities & impact
  • Support design and development of user interfaces and user experiences for WDP applications and services.
  • Assist in creating wireframes, mockups, and prototypes to support UI/UX design efforts.
  • Collaborate with software engineers, data engineers, and product teams to implement UI/UX designs into applications.
  • Support development of front-end components using modern frameworks (e.g., React, Angular, or similar).
  • Assist in conducting user research, usability testing, and feedback analysis to improve user experience.
  • Support implementation of UI/UX standards, design systems, and accessibility requirements (e.g., Section 508 compliance).
  • Contribute to improving user workflows, navigation, and interaction design across applications.
  • Support integration of UI components into DevSecOps pipelines for deployment and testing.
  • Assist in troubleshooting UI issues and supporting performance optimization of front-end applications.
  • Maintain UI/UX documentation, design artifacts, and style guides.
  • Participate in SAFe ceremonies including sprint planning, backlog refinement, sprint reviews, and retrospectives.

Requirements

What you’ll need
  • Active Secret clearance.
  • Bachelor’s degree in Computer Science, Human-Computer Interaction, Design, Information Systems, or related technical discipline and 4–8 years of relevant experience OR Master’s degree in a related field and 2–6 years of relevant experience.
  • Proficiency in human-factors principles and Section 508 accessibility requirements.
  • Strong knowledge of DevSecOps practices and tools.
  • Strong analytical and problem-solving skills.
  • Experience in at least 3 of the following:
  • software testing and automated test pipelines.
  • designing and developing enterprise-grade web applications.
  • modern frontend frameworks (e.g., React, Angular, Vue, or similar).
  • creating wireframes, user flows, prototypes, and design systems.
  • conducting usability testing and incorporating user feedback into design improvements.
  • implementing responsive design and cross-browser compatibility standards.
  • Excellent communication and collaboration abilities.

Benefits

Comp & perks
  • Health and Wellness programs
  • Income Protection
  • Paid Leave
  • Retirement

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools
ReactAngularVuewireframingprototypingusability testingresponsive designcross-browser compatibilityDevSecOpshuman-factors principles
Soft Skills
analytical skillsproblem-solving skillscommunicationcollaboration
Certifications
Active Secret clearance