- Leidos (Columbia, MD)
- **Description** **Leidos** has a new and exciting opportunity for a ** Principal User Interface Developer ** in our **National Security Sector's (NSS) ... with lasting impact. Leidos is seeking a highly skilled ** Principal User Interface (UI) Developer ** to join our growing application development team. We… more
- Themis Insight (Fort Meade, MD)
- …Public and Private, Civilian and Military expertise to every case. We are hiring a Principal Software Developer to work in Fort Meade, MD. Position location is ... requirements, preliminary design, detailed design and specifications, data dictionaries, interface control/design documents, user help information/manuals, maintenance… more
- ManTech (Chantilly, VA)
- …team based on fast-paced customer prioritization needs. + Use Linux OS [graphical user interface (GUI) and command line interface (CLI)], preferably ... ManTech seeks a motivated, career and customer-oriented ** Principal Cyber Support Developer ** to join our team in the **Chantilly, VA.** **Responsibilities… more
- Guidehouse (Washington, DC)
- …HTML, JavaScript, Asynchronous JavaScript and XML (AJAX) code + Proficiency and experience in User Experience (UX) and User Interface (UI) design. + Strong ... concept or to demonstrate enhanced functionality. In this role, the principal APEX developer will collaborate with subject matter experts from the Budget Section… more