Jobgether
Senior Front-End UI/UX Engineer
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Senior Front-End UI/UX Engineer
This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Front-End UI/UX Engineer based in the United Kingdom.
This role is an opportunity to shape intuitive, accessible, and high-quality digital experiences for complex enterprise applications.
You will combine strong front-end engineering expertise with a deep understanding of UI/UX and accessibility principles.
Working primarily within an ASP.NET MVC 5 environment, you will translate business and user needs into polished, maintainable interfaces.
Your work will help ensure applications are usable, inclusive, responsive, and compliant with modern accessibility standards.
You will collaborate closely with business stakeholders, customers, designers, QA specialists, and technology teams.
The position offers a hands-on engineering environment where you can influence both technical implementation and the overall user experience.
You will also contribute to technical specifications, testing, documentation, and the delivery of reliable production-ready solutions.
Accountabilities
- Design, develop, enhance, and maintain accessible, user-centered interfaces for complex enterprise applications built on ASP.NET MVC 5.
- Translate business requirements, user needs, and design concepts into clean, intuitive, maintainable, and production-ready front-end experiences.
- Apply UI/UX principles including information architecture, interaction design, visual hierarchy, usability, and responsive design to real-world applications.
- Implement and validate web accessibility in accordance with WCAG 2.1/2.2 AA and Section 508 requirements.
- Apply semantic HTML, ARIA roles and attributes, keyboard navigation, focus management, and other accessibility best practices.
- Test interfaces using assistive technologies and screen readers such as JAWS, NVDA, and VoiceOver, as appropriate.
- Develop and support full-stack .NET applications using C#, ASP.NET MVC 5, SQL Server, and related Microsoft technologies in a Windows environment.
- Build and integrate front-end experiences with RESTful APIs and internal or external systems.
- Work with Microsoft SQL Server, including data models, T-SQL queries, stored procedures, and views required to support application functionality.
- Prepare technical design specifications, technical documentation, and clear design documentation.
- Write and maintain unit tests while supporting QA, usability testing, accessibility validation, and release activities.
- Analyze requirements, troubleshoot complex UI and cross-browser issues, and deliver stable, polished solutions within established timelines.
- Collaborate with business stakeholders, customers, designers, and cross-functional technology teams to validate solutions and resolve issues.
- Contribute to design reviews, accessibility audits, usability initiatives, and continuous improvements to the application's user experience.
- Work independently within established enterprise codebases while identifying opportunities to modernize and improve legacy front-end components.
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Requirements
- Bachelor’s degree in Computer Science, Human-Computer Interaction, Design, Engineering, or a related field, or equivalent practical experience.
- 5–8+ years of professional software development experience, with significant hands-on experience in front-end and UI development.
- Strong proficiency in HTML5, CSS3, JavaScript, and jQuery, with a focus on clean, semantic, maintainable markup.
- Demonstrated ability to apply UI/UX principles such as information architecture, interaction design, visual hierarchy, usability, and user-centered design.
- Hands-on experience implementing and testing accessible web experiences against WCAG 2.1/2.2 AA and Section 508 standards.
- Practical knowledge of ARIA, semantic HTML, keyboard navigation, focus management, and accessibility testing with assistive technologies.
- Strong proficiency in C# and ASP.NET MVC 5, with experience developing and supporting full-stack.NET applications in Windows environments.
- Solid Microsoft SQL Server experience, including database design, data modeling, T-SQL queries, stored procedures, and views.
- Strong understanding of object-oriented programming, design patterns, core computer science principles, and software engineering best practices.
- Experience building and consuming RESTful APIs and integrating front-end applications with internal and external systems.
- Experience with unit testing, QA collaboration, usability testing, release processes, and the broader software development lifecycle.
- Ability to analyze complex requirements, troubleshoot cross-browser and UI issues, and deliver reliable, high-quality solutions with minimal supervision.
- Strong written and verbal communication skills, with the ability to collaborate effectively with both technical and non-technical stakeholders and advocate for users and accessibility.
- Experience with DevExpress UI components and reporting tools is preferred.
- Formal training or certification in UX, accessibility, human-centered design, or credentials such as IAAP CPACC/WAS is an advantage.
- Experience supporting usability testing, accessibility audits, design reviews, or design-to-development workflows is a plus.
- Familiarity with Figma, Adobe XD, or similar design and prototyping tools is beneficial.
- Experience with financial aid, student information systems, higher-education data, or related enterprise applications is desirable.
- Familiarity with Agile/Scrum methodologies, Git, CI/CD pipelines, automated deployments, and legacy.NET modernization is advantageous.
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Benefits
- Opportunity to work on complex enterprise applications with a strong focus on user experience and accessibility.
- Hands-on exposure to front-end engineering, UI/UX design, accessibility, and full-stack.NET development.
- Opportunity to influence the usability and inclusivity of business-critical digital products.
- Collaborative environment involving business stakeholders, customers, designers, QA, and technology professionals.
- Opportunity to work with established enterprise technologies including ASP.NET MVC 5, C#, SQL Server, and DevExpress.
- Scope to contribute to modernization initiatives and improve legacy application front-end experiences.
- Professional growth through exposure to accessibility standards, UX practices, enterprise engineering, and cross-functional delivery.
- Opportunity to work on solutions where engineering quality, accessibility, usability, and user needs are treated as core priorities.
How Jobgether Works
We use an AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements. Our system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company. The final decision and next steps (interviews, assessments) are managed by their internal team.
We appreciate your interest and wish you the best!
Why Apply Through Jobgether?
Data Privacy Notice: By submitting your application, you acknowledge that Jobgether will process your personal data to evaluate your candidacy and share relevant information with the hiring employer. This processing is based on legitimate interest and pre-contractual measures under applicable data protection laws (including GDPR). You may exercise your rights (access, rectification, erasure, objection) at any time.
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