Senior Software Engineer — UI/UX & Front-End Engineering

The confidential client is a not-for-profit membership organization dedicated to excellence and equity in education. The Senior Software Engineer will design, develop, and maintain accessible, user-centered interfaces for enterprise applications using ASP.NET MVC 5, while applying UI/UX principles, supporting testing and documentation, and collaborating with stakeholders and cross-functional teams.

Responsibilities:

• Designing, developing, and maintaining accessible, user-centered interfaces for complex enterprise applications built on the ASP.NET MVC 5 technology stack
• Translating business and user needs into clean, usable, and fully accessible experiences
• Ensuring high-quality delivery within established timelines
• Writing technical design specifications, performing unit testing, and producing clear technical and design documentation
• Collaborating with business stakeholders, customers, designers, and cross-functional technology teams
• Analyzing existing interfaces and workflows and designing scalable, reliable, and accessible solutions that improve usability, data quality, and operational efficiency
• Developing and supporting ASP.NET MVC applications using C# and SQL Server in a Windows environment
• Leveraging DevExpress components where appropriate
• Delivering well-tested, accessible, production-ready solutions with minimal ramp-up
• Writing clean, semantic, maintainable markup
• Applying UI/UX design principles — information architecture, interaction design, visual hierarchy, and usability best practices — to real product interfaces
• Implementing and testing for web accessibility, including WCAG 2.1/2.2 (AA) and Section 508 compliance
• Using ARIA roles/attributes, semantic HTML, keyboard navigation, focus management, and testing with assistive technologies (e.g., screen readers such as JAWS/NVDA/VoiceOver)
• Developing and supporting full-stack .NET applications in a Windows environment
• Working with Microsoft SQL Server, including database design/data modeling and writing T-SQL queries, stored procedures, and views to support UI features
• Building and consuming RESTful APIs and integrating front-end interfaces with internal and external systems
• Supporting QA, usability testing, and release processes
• Analyzing requirements, debugging complex UI and cross-browser issues, and delivering reliable, polished solutions

Requirements:

• • ASP.NET MVC 5
• • Assistive Technology Testing (Screen Readers, Keyboard Nav)
• • C# Programming
• • CSS3 / Responsive & Adaptive Layout
• • DevExpress Reporting
• • DevExpress UI Components
• • HTML5 (Semantic Markup)
• • JavaScript
• • jQuery
• • Microsoft SQL Server
• • .NET Framework (Full Stack)
• • Object-Oriented Programming (OOP)
• • SQL
• • UI/UX Design Principles & Interaction Design
• • Web Accessibility (WCAG 2.1/2.2, ARIA)
• • 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
• • Bachelor's degree in Computer Science, Human-Computer Interaction, Design, Engineering, or a related field, or equivalent practical experience
• • 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