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Lumark Technologies, Inc.

UI Developer

On site

Fairfax, United states

$ 115,000 /year

Mid level

Freelance

29-01-2026

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Skills

Problem Solving JavaScript HTML CSS Figma angular react Software Development Agile Photoshop

Job Specifications

Lumark Technologies, Inc. (www.lumark.com), founded in 1999, is a mature small business that provides services to Defense, Federal and Commercial clients. Lumark has an exciting job opportunity for a User Interface (UI) Developer to join our team in support of the U.S. Military onsite in Fairfax, VA – this is an IMMEDIATE OPENING on an ACTIVE CONTRACT.

Duties

Enhancing and maintaining our legacy web applications, as well as building new products.
The ideal candidate should be passionate about building great user experiences and thrive in a fast-paced environment that requires complex problem solving.
Strive to deeply understand what drives the business for which they build software.
Delivers work products on schedule that meet specifications, are free of defects, and have optimal performance

Qualifications

U.S. Citizenship
Currently hold or have recently held at minimum a DoD SECRET Clearance. An active Top Secret clearance is preferred.
Must currently reside in or near Fairfax, VA and be able to commute to the work location.
Bachelor’s degree in computer science, Interaction Design or Multimedia Design, related field or equivalent experience
Minimum 5 years of experience performing the functions on DoD or Commercial programs/projects
Deep experience in building and launching successful products that provide customer interaction to a large audience (i.e. high traffic websites)
5+ years of deep front end development experience using HTML, CSS, CSS preprocessors (e.g. LESS or SASS), JavaScript (one of more of modern frameworks including React, Angular or Knockout), Angular is a plus
Fluent knowledge of browser/device differences and the ability to deliver seamless responsive experiences that are browser agnostic.
Ability to take Product Design artifacts (e.g. Photoshop documents, FIGMA drawings) and convert them to the necessary web assets.
Ability to design and develop using appropriate software design patterns to attain high reusability and maintainability.
Ability to contribute to all activities and steps that form the agile software development process, with an emphasis on design, estimating, implementation, testing and deployment.
Ability to work directly with Functional Subject Matter Experts in the design of user interfaces and clarification of requirements
Ability to engineer secure code with general supervision

What we offer

Comprehensive benefits package including health, dental, and vision insurance.
Annual paid leave to include vacation, sick and holidays.
Retirement 401k.
Compensation Range: $95,000 - $115,000 Salary

Physical Requirements

Must have sufficient mobility, including but not limited to bending, walking, lifting, reaching, and kneeling to complete daily duties in a timely and efficient manner.

We thank you for your consideration of the job and wish you the best.

JobID: 0095

About the Company

Lumark Technologies, Inc. (Lumark) is a Small Disadvantaged Business (SDB) headquartered in Fairfax, VA, with offices in Washington, DC and other locations across the United States. Lumark fosters a work environment that is built on process and technology. Our focus on quality enables us to achieve repeatable, successful delivery performance. This practice coupled with Lumark’s excellent staff qualifications enables us to meet a wide range of client needs with the ultimate achievement of high customer satisfaction. Know more