Front-End Developer (.NET 10+, Blazor)
Role Overview
We are seeking an experienced Front-End Developer to design and develop modern, responsive and intuitive user interfaces for our next-generation applications.
The successful candidate will have a strong background in web UI development, user experience implementation and modern front-end engineering practices. Working closely with designers, architects, back-end developers and business stakeholders, you will help translate designs and user requirements into high-quality, accessible and maintainable web applications.
Our front-end platform is built using modern .NET technologies, including Blazor, and we are looking for developers who are passionate about creating excellent user experiences and clean, maintainable code. Whilst experience with Blazor is highly desirable, we are equally interested in developers with strong front-end engineering skills who are keen to develop expertise in modern .NET UI technologies.
The team embraces AI-assisted software development and modern engineering practices, providing opportunities to work with contemporary tools and technologies while influencing the future direction of our applications.
Essential Skills
User Interface Development
- Strong commercial experience developing modern web-based user interfaces
- Excellent understanding of front-end development principles and best practices
- Experience building responsive, accessible and user-friendly applications
- Strong understanding of component-based UI development
- Ability to translate design concepts into high-quality production-ready interfaces
- Experience building reusable UI components and patterns
- Strong attention to detail and commitment to delivering polished user experiences
HTML, CSS & Styling
- Advanced HTML5 skills
- Strong CSS3 skills
- Experience using SASS/SCSS
- Experience creating responsive layouts across desktop, tablet and mobile devices
- Strong understanding of modern CSS techniques and layout approaches
- Experience troubleshooting browser compatibility issues
- Understanding of web accessibility standards and best practices (WCAG)
Design Collaboration
- Experience working closely with UI/UX designers
- Experience implementing designs from Figma
- Ability to interpret design systems, component libraries and design specifications
- Understanding of user experience principles and usability considerations
- Appreciation for visual consistency and user-centered design
API Integration & Modern Development
- Experience consuming and integrating REST/JSON APIs
- Strong C# development skills
- Experience working within modern application architecture
- Understanding of asynchronous programming concepts
- Ability to troubleshoot and debug complex application issues
Engineering Practices
- Experience using Git and modern source control workflows
- Ability to write clean, maintainable and testable code
- Experience participating in peer code reviews
- Experience working within Agile development environments
- Strong problem-solving and analytical skills
AI-Assisted Development
- Experience using AI-assisted software development tools such as GitHub Copilot
- Ability to utilize AI tools to improve productivity and accelerate development
- Experience validating and reviewing AI-generated code
- Understanding of responsible AI-assisted development practices
- Ability to balance AI-assisted delivery with appropriate testing, quality and security controls
Key Responsibilities
User Interface Development
- Design, develop and maintain modern web application user interfaces
- Build reusable, maintainable and accessible UI components
- Deliver responsive experiences across multiple devices and screen sizes
- Implement designs and user journeys from Figma and other design artefacts
- Ensure high standards of usability, accessibility and visual quality
Technical Delivery
- Develop front-end application features using modern .NET technologies
- Integrate with REST/JSON APIs and back-end services
- Contribute to application architecture and technical design discussions
- Troubleshoot and resolve application defects and performance issues
- Produce robust, maintainable and scalable solutions
Quality & Continuous Improvement
- Participate in code reviews and technical peer reviews
- Identify opportunities for refactoring and technical debt reduction
- Contribute to coding standards and development best practices
- Promote accessibility, usability and responsive design principles
- Support continuous improvement of processes, tooling and development methodologies
AI & Modern Engineering Practices
- Utilize AI-assisted development tools to improve productivity and software quality
- Validate AI-generated code and implementation recommendations
- Share knowledge and best practices relating to AI-assisted development
- Support adoption of modern engineering approaches across the team
Collaboration
- Work closely with designers, architects, back-end developers and stakeholders
- Participate in estimation, planning and sprint activities
- Contribute to technical documentation and knowledge sharing
- Collaborate with UX and design teams to continuously enhance user experiences
Desirable Skills
Modern .NET UI Development
- Experience developing applications using Blazor
- Experience with .NET 8/9/10+
- Experience building server-side or client-side web applications using modern .NET technologies
- Familiarity with component-based architecture
UI Frameworks & Tooling
- Experience with Telerik UI for Blazor
- Experience working with design systems and reusable component libraries
- Experience developing complex, data-driven business applications
Front-End Technologies
- JavaScript experience
- Experience integrating third-party JavaScript libraries where required
- Understanding of browser performance optimization techniques
Architecture & Design Patterns
- Experience working with CQRS (Command Query Responsibility Segregation)
- Understanding of domain-driven design principles
- Familiarity with event-driven architecture
- Experience designing scalable enterprise applications
Cloud & DevOps
- Experience with Microsoft Azure
- Experience with Azure DevOps
- Experience with CI/CD pipelines and deployment automation
- Familiarity with monitoring and telemetry tools
Testing
- Experience with automated UI testing frameworks
- Experience with component and integration testing
- Familiarity with Test-Driven Development (TDD)
Technology Landscape
Our front-end platform is built using modern Microsoft technologies, with a strong focus on .NET, Blazor, reusable component design and high-quality user experiences.
We work closely with designers using Figma and place significant emphasis on creating intuitive, accessible and visually consistent applications. Developers are encouraged to contribute not only to implementation but also to improvements in user experience, design standards and front-end architecture.
Whilst Blazor is a key part of our technology strategy, we recognize that excellent front-end engineering skills are more important than knowledge of any specific framework. We welcome developers with strong UI development experience who are excited to learn and work with modern .NET technologies.
Why Join Us?
You'll join a team building modern business applications using contemporary technologies, modern engineering practices and AI-assisted development tools.
This role offers the opportunity to work closely with designers, influence user experience decisions, develop highly visible business applications and help shape the future direction of our front-end platform. We value strong UI engineering, continuous learning and a pragmatic approach to adopting new technologies, giving you the chance to work with modern .NET, Blazor and AI-powered development practices while continuing to grow your skills.