UI/UX Developer

Location: Gaithersburg, Maryland

Employment Type: Six-month contract with potential contract-to-hire

Work Model: Onsite

Security Clearance: Top Secret/SCI, with the ability to successfully pass a polygraph examination

Company: System OneAbout The Company

About The Role: System One is seeking a UI/UX Developer for an onsite position in Gaithersburg, Maryland. This role offers an initial six-month contract with the potential to convert to a permanent position. You will design and develop intuitive, responsive interfaces for web-based applications, helping users navigate complex workflows and work effectively with data and system capabilities. The successful candidate will combine user-centered design knowledge with hands-on front-end development skills. You will collaborate with backend engineers, product teams, and stakeholders to deliver usable, accessible, and consistent application experiences. This position requires U.S. citizenship and an active ability to obtain or maintain the required Top Secret/SCI clearance, including successfully passing a polygraph examination.

Qualifications: Applicants must be U.S. citizens, as required by the contract, and able to meet the stated security requirements. A bachelor’s degree in computer science, software engineering, or a related discipline with four to eight years of relevant experience is required; alternatively, a master’s degree with two to six years of relevant experience is expected. Candidates should have strong working knowledge of JavaScript, HTML, and CSS, along with experience using a modern UI framework such as React, Angular, or a comparable technology. The role also requires experience designing user-centered interfaces for complex applications and a sound understanding of user experience principles, interaction design, and usability. Familiarity with Linux-based environments and the ability to translate user needs into practical design solutions are important. Preferred qualifications include experience with Figma, Sketch, or Adobe XD; data visualization tools such as Grafana; REST APIs and backend integration; CI/CD and front-end deployment workflows; and Agile delivery. Experience with data-driven GEOINT applications is also valued.

Responsibilities: Design, develop, and maintain clear, responsive interfaces for web applications. Translate complex processes into efficient user experiences that support usability and adoption. Build and maintain front-end components using modern frameworks and established development practices. Apply accessibility and usability best practices throughout design and implementation. Contribute to shared design systems, reusable components, design patterns, and style guides to promote consistency across applications. Gather and incorporate user feedback to improve interface functionality and overall experience. Partner with backend engineers, product teams, and other stakeholders to align designs with technical capabilities and user requirements. Identify and address front-end performance concerns, supporting responsive, scalable application behavior.

Benefits: Eligible System One employees may have access to health and welfare benefit coverage options, including medical, dental, and vision plans; spending accounts; life insurance; voluntary plans; and participation in a 401(k) plan. Benefit eligibility and available options are subject to applicable plan terms and employment conditions.

Equal Opportunity: System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, childbirth or related medical conditions, sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.