UI/UX Engineer - $189K - $204K
$189k - $204kRCT Systems, Inc.
RCT is seeking an experienced UI/UX Engineer to support high-visibility government applications focused on entitlement systems, identity and access management (IdAM/ICAM), authentication, authorization, and digital policy management. This role bridges design, development, and deployment, delivering secure, accessible, and high-performance web experiences for both administrators and end users.
Key Responsibilities
- Design, develop, and maintain custom WordPress themes and plugins
- Build accessible, user-centered front-end and back-end solutions
- Optimize website performance, databases, and server integrations
- Conduct performance testing, QA, and ongoing monitoring
- Collaborate in an agile, cross-functional environment
- Troubleshoot production issues and improve UX/UI continuously
Required Qualifications
- BS degree with 8-12 years of relevant experience
- TS/SCI with polygraph
- Strong knowledge of usability and accessibility across devices
- Front-end: HTML5, CSS/SASS, JavaScript
- Back-end: PHP, MySQL, WP REST API, JSON
- Experience developing custom WordPress features, plugins, unit tests, and accessibility-compliant solutions
Preferred
- AWS certification
RCT Systems offers:
- Competitive benefits package (medical, dental, vision, life insurance)
- Immediate 401k vesting
- Generous PTO and flexible schedules
- $500.00 annual technology allowance
Vacancy posted 1 day ago
Similar jobs that could be interesting for youBased on the UI/UX Engineer - $189K - $204K in Herndon, VA vacancy
- Job Description Job Description UI/UX Frontend Software DeveloperUx
Synertex LLC
Herndon, VA10 days ago - A fintech company in McLean, VA is seeking a Senior UI/UX Engineer with over 7 years of experience. The ideal candidate must demonstrate proficiency in HTML5, CSS3, and SCSS, along with a solid understanding of UI/UX principles and design tools like Figma. Responsibilities...UxRemote jobFull time
$84.6k - $152.4k
...UI/UX Developer Aurora, Colorado; Herndon, Virginia At Two Six Technologies, we build, deploy, and implement innovative products... ...Need ~2 - 5 years of practical experience in software engineering ~ Minimum 1 year of JavaScript/TypeScript experience ~ Bachelor...UxContract workLocal areaTwo Six Technologies
Herndon, VA1 day ago- ...Department Summary: The department is seeking an early-career engineer who is passionate about designing and developing user-centered... ...align with user and mission objectives. As an Early Career UX/UI Engineer at MITRE, you will have the opportunity to build your...UxWork experience placementInternshipLocal area
The MITRE Corporation
McLean, VA5 days ago - ...UX/UI Front End Developer ID 2025-3069 Job Locations US Category Information Technology Type... ...visualizations. ~ Collaborate with backend developers, data engineers, and architects to ensure seamless integration between front-end...UxFull timeFor contractorsLocal areaRemote work
Decision Point
Reston, VA2 days ago $140k - $160k
...Qualifications Bachelor’s degree in Computer Science, Computer Engineering, or Electrical Engineering. Experience with distributed... ...OpenLayers or MapLibre. Experience working with large data sets. UI/UX design experience and/or training. Proficient in Angular and...UxFull timeFlexible hoursICR
Fairfax, VA3 days ago- Sunfire Solutions is seeking a Cleared UI/UX Software Engineer in Fairfax, VA. The role requires an active TS/SCI security clearance and involves designing and implementing web solutions for government clients. Ideal candidates will have over 10 years of software engineering...Ux
- ...The suite of products include a point of sale (POS), compliance engine, document solution, API, and other mortgage‑origination related... ...Description Join a fast‑growing fintech provider in lending as a Senior UI/UX Engineer working closely with requirement analysts and...UxFull timeWork at officeRemote workMonday to FridayFlexible hours
- ...UI/UX Frontend Software Developer Herndon, VA (Hybrid: Partial Remote / On-site) Full-Time | Hybrid | Immediate Hire Synertex... ...GIS/map layers. Collaborate with product management and engineering to define and implement innovative solutions for product direction...UxFull timeWork experience placementImmediate startRemote work
Synertex LLC
Herndon, VA3 days ago - Sunfire Solutions Cleared UI/UX Software Engineer - Expert Fairfax, VA·Full time Apply for Cleared UI/UX Software Engineer - Expert About Sunfire Solutions At Sunfire Solutions, we bring bright minds to bear on tough engineering challenges. We focus on full-stack web-based...UxFull time
- ...'ve built a culture that's passionate about developing software engineers. Software doesn't build itself. People do. In fact, teams of people... ...Business Journal. We're looking for multiple UI React Engineers to join our growing team, and we have opportunities...UxFull timeImmediate start
BTI360 Website
Herndon, VA4 days ago - A technology firm in McLean, Virginia is seeking a UI/UX Developer to join their mission-driven team. The role involves conducting user research, creating wireframes and prototypes, and collaborating with stakeholders to enhance user workflows. The ideal candidate has over...Ux
- ...operations? NS2 Mission is looking for a UI Developer with strong Vue.js experience... ...programmatic expertise, sensor modeling, and systems engineering to deliver a world-class SDA capability.... ...high-quality code Collaborate with UX/UI designers to refine user workflows and...UxLocal areaFlexible hours
NS2 Mission
Chantilly, Loudoun County, VA23 days ago - ...Overview UI/UX Developer McLean, VA TS/SCI with Poly At Bcore, our strength comes from how we deliver impact to the mission... ...combines enterprise IT, cloud solutions, DevSecOps, systems engineering, software development, and operational support.Bcore...Ux
Bridge Core
McLean, VA3 days ago - Overview UI/UX Developer McLean, VA TS/SCI with Poly Responsibilities Plan, conduct, and synthesize UX research activities, including... ...closely with key stakeholders such as product managers and engineering teams. Excellent communication skills with the ability to clearly...Ux
- ...Job Title: User Interface (UI) Developer Location: Ashburn, VA, 2 times a week Industry: Technology Date Opened: 07/23/2025... ...Angular applications developed from scratch. Experience with UI/UX design principles and best practices. Demonstrated ability to benchmark...UxFull timeWork experience placementLocal area
CMCI
Ashburn, VAa month ago - ...Job Description We are seeking an experienced User Interface (UI) Developer to lead the design and development of scalable,... ...Angular, HTML5, CSS3, and JavaScript (ES6+) Ensure consistent UI/UX design, responsiveness, and performance optimization Create reusable...UxImmediate startFlexible hours
Novul Solutions
Sterling, VA4 days ago - ...Job Description Job Description family:Calibri,sans -serif" Job Title: UI/UX Engineer Location: Vienna, VA (Day 1 Onsite) family:Calibri,sans -serif" Job Description: family:Calibri,sans -serif" We are looking for a skilled UI/UX Engineer with strong...Ux
- TryApplyNow is looking for a Senior React Developer to work onsite in McLean, Virginia. The role focuses on UI/UX development for a financial software application, requiring strong proficiency in JavaScript, TypeScript, and ReactJS. Ideal candidates will have over 7 years...Ux
- ...Senior React/JavaScript UI Developer Concept Plus is a mission-focused technology solutions... ...CSS frameworks. Collaborate with UX/HCD teams to translate wireframes and... ...closely with backend developers, DevSecOps engineers, and government stakeholders. Required...UxLocal areaFlexible hours
Concept Plus
Fairfax, VA3 days ago - ...Senior Frontend Engineer - AI Prototyping Austin, Texas, United States; Reston, Virginia, United States About the Opportunity:... ...possess strong functional design skills, allowing you to make smart UX decisions on the fly without needing a pixel-perfect mockup. You...UxWork experience placementRemote workFlexible hoursShift work
seekr
Reston, VA21 days ago $86.6k - $129.8k
...collection of problem solvers, thought leaders, and innovators. Join us and take your place in space. The Engineering Applications Department (EAD) is seeking a UI/UX Designer & Developer to create world-class user experience for complex space systems. We develop cutting...UxFull timeImmediate startRemote workRelocation packageFlexible hoursThe Aerospace Corporation
Chantilly, Loudoun County, VA3 days ago- Ifyou’rea cleared UX/UI Developer & Designer whoproposes powerful business solutions,cares deeply about the user journey, and elevates... ...through innovative approaches in design, strategy, and engineering. Our incredibly talented team includes some of the smartest in...UxContract workRemote work
- ...month) Troubleshoot site issues in coordination with platform engineers and Microsoft support Monitor Microsoft Message Center for... ...color theory, typography, and layout. ~ Experience Applying UI/UX design principles to your work from page layouts to entire site...UxFull timeWork experience placementRemote workMonday to FridayFlexible hours
Dev Technology
Reston, VA24 days ago - ...important mission sets. About the Role Redhorse is transforming how government uses data and technology. We are seeking a skilled UI Developer to design and build intuitive user interfaces for a next-generation web application. This application will streamline and...UxContract work
Redhorse Corporation
Chantilly, Loudoun County, VA29 days ago - Introduction A career in IBM Consulting is built on long-term client relationships and close collaboration worldwide. You’ll work with leading companies across industries, helping them shape their hybrid cloud and AI journeys. With support from our strategic partners...UxWorldwide
IBM
Reston, VA1 day ago - ...with Product Management, End users, Business stakeholders and Engineering teams to ensure that there is clear understanding of the expected... ...needs of end users and stakeholders. As a valued member of the UX team, the individual will use their skills and insights in a...Ux
Ageatia Global Solutions
Reston, VA1 day ago - ...looking for a Web Developer responsible for managing the interchange of data between the server and the users, as well as translating the UI/UX design wireframes to actual code that will produce the visual elements of the application. You will also design the overall...Ux
Digital Age Experts, LLC
Herndon, VA4 days ago - ...appropriate for classified or sensitive environments. UX Strategy & Design Systems - Lead UX and UI efforts for complex, high-visibility applications.... ...and component libraries in collaboration with engineering teams. - Establish consistent interaction patterns...UxFull time
Prysm Technology Inc
Herndon, VA4 days ago - ...UI Designer (TS/SCI) Reston, VA, USA Full-time Clearance: Top Secret/SCI Qualifications ~2+ years of experience with... ...Desired Qualifications Experience with User Experience (UX) Experience with the full spectrum of the digital creative process...UxFull time
Beyond SOF
Reston, VA1 day ago
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to UI/UX Engineer - $189K - $204K. Be the first to apply!
