Posted Aug 26, 2026

*Senior Front-End & UI/UX Software Engineer* - W2 role

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Kellton Tech is a full-service software development company, offering end-to-end IT solutions, strategic technology consulting and product development services in Web, SMAC (Social, Mobile, Analytics, Cloud), ERP-BPM, and IoT space Our methodology of inventing infinite possibilities with technology helps us develop best in-class and cost effective solutions for our Clients. Currently Kellton Tech is looking for talented resources for one of our listed Client. Below are the position details Role: Senior Software Engineer with a UI/UX and front-end engineering Location: 100% Remote Duration: Long term contract Senior Software Engineer specializing in UI/UX and front-end development for complex enterprise ASP.NET MVC 5 applications, with strong expertise in accessibility, C#, SQL Server, and DevExpress. Combines hands-on engineering with user-centered design to deliver accessible, well-tested, production-ready interfaces and technical documentation. Works independently and collaboratively with stakeholders and technology teams to deliver high-quality solutions within established timelines. Required Skills & Experience 5 8+ years of professional software development experience, with a significant focus on front-end / UI development Strong proficiency in HTML5, CSS3, JavaScript, and jQuery, with an emphasis on writing clean, semantic, maintainable markup Demonstrated experience applying UI/UX design principles information architecture, interaction design, visual hierarchy, and usability best practices to real product interfaces Hands-on experience implementing and testing for web accessibility, including WCAG 2.1/2.2 (AA) and Section 508 compliance Practical experience with ARIA roles/attributes, semantic HTML, keyboard navigation, focus management, and testing with assistive technologies (e.g., screen readers such as JAWS/NVDA/VoiceOver) Strong proficiency in C# and the ASP.NET MVC 5 framework Experience developing and supporting full-stack .NET applications in a Windows environment Solid experience with Microsoft SQL Server, including database design/data modeling and writing T-SQL queries, stored procedures, and views to support UI features Solid understanding of object-oriented programming, design patterns, and core computer science principles Experience building and consuming RESTful APIs and integrating front-end interfaces with internal and external systems Experience with unit testing and supporting QA, usability testing, and release processes Strong understanding of the software development lifecycle (SDLC) and best engineering practices Ability to analyze requirements, debug complex UI and cross-browser issues, and deliver reliable, polished solutions Prederred Skills Experience with DevExpress UI components and reporting tools Formal training or certification in UX design, accessibility (e.g., IAAP CPACC/WAS), or human-centered design Experience conducting or supporting usability testing, accessibility audits, or design reviews Familiarity with design/prototyping tools (e.g., Figma, Adobe XD) and translating designs into accessible front-end code Experience with financial aid, student systems, or higher education data Familiarity with Agile/Scrum methodologies Experience maintaining or modernizing legacy .NET applications, particularly front-end layers Exposure to CI/CD pipelines, automated deployments, and source control systems such as Git Strong written and verbal communication skills, including the ability to advocate for users and accessibility with technical and non-technical stakeholders Education: Bachelor s degree in Computer Science, Human-Computer Interaction, Design, Engineering, or a related field, or equivalent practical experience Apply: Interested candidates can apply with their detailed word formatted resume along with their contact information\availability to raj (dot) sekhar (at) kellton (dot) com Phone 703-5 9 2 .9.5.1.7 Thanks for all your time!