Demo

User Interface (UI) Developer (junior/mid)

Closure Technologies
Chantilly, VA Full Time
POSTED ON 3/17/2026
AVAILABLE BEFORE 9/9/2026
We are looking for a junior or mid-level UI Developer to join our team of high performing professionals supporting a global mission critical messaging system.

Key Responsibilities

  • Design, develop, test, and maintain high-quality user interfaces using modern front-end technologies.
  • Apply UX principles to ensure intuitive navigation and interaction flows.
  • Contribute to product improvements by implementing modern Angular best practices and supporting a consistent design system.

Required Skills

  • B.S. in Computer Science, Software Engineering, Information Management Systems or a related discipline.
  • Technical experience related to software design, development, and implementation targeting web browsers.
  • In-depth knowledge of Angular framework as well as experience implementing UI screens from prototypes, wireframes, or mock-ups.
  • Experience with source code control systems and concurrent development workflows.
  • Ability to write clean, maintainable, and well-documented code.
  • TS/SCI clearance with a polygraph.

Desired Skills

  • Knowledge with web accessibility standards.
  • Experience supporting large software teams.
  • Familiarity with the Jasmine testing framework.

Salary.com Estimation for User Interface (UI) Developer (junior/mid) in Chantilly, VA
$90,385 to $114,429
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