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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Developer - **Company:** Quintessential Brands Group - **Location:** Warrington, UK - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Clean Code Principles, ASP.NET, Artificial Intelligence, Microsoft Azure, C Sharp (Programming Language), Continuous Integration, DevOps, Web Development, Entity Framework, Revision Control Systems, Internet Information Services (IIS), Microsoft SQL Server, OAuth, Object-Oriented Software Development, Performance Tuning, Salesforce.Com, Web Application Security, Systems Integration, Blazor, Git, Build Management, Deployment Automation, Microsoft Business Central, Restful APIs, Legacy Systems - **Published:** September 8, 2026 - **Apply:** https://www.collegerecruiter.com/job/2840620180-senior-developer ## About the Role If you're passionate about clean code, elegant architecture, and practical innovation, this is your opportunity to blend craftsmanship with cutting-edge technology in a fast-paced, collaborative environment., You're a skilled developer who combines technical expertise with curiosity and creativity. You write clean, well-structured code, think in systems, and love bringing ideas to life through technology. You're comfortable working independently but thrive on collaboration and solving real-world challenges with innovative, elegant solutions., * At least three years of experience in C#, ASP.NET Core, and web application development. * Strong experience with Blazor (Server or WebAssembly) and Razor UI. * Deep understanding of object-oriented programming, REST APIs, and modern architecture principles. * Experience with SQL Server, Entity Framework Core, and performance tuning. * Familiarity with IIS and web security best practices. * Experience with Git, Azure DevOps, or equivalent version control tools. * (Desirable) Experience integrating with Dynamics 365 Business Central, Salesforce, or ERP/MES systems. * Familiarity with Azure cloud services, CI/CD pipelines, and authentication standards (OAuth, JWT). * A problem-solving mindset and a drive for continuous learning and improvement. ## Description * Full-Stack Development - Design and build robust, scalable web applications using C#, ASP.NET Core, and Blazor (Server/WebAssembly). * Greenfield Innovation - Lead and contribute to new projects, designing systems from concept through to deployment. * Systems Integration - Develop and maintain integrations with Microsoft Dynamics 365 Business Central and other enterprise systems. * Architecture & Design - Create modular, maintainable components and service layers with performance and scalability in mind. * Collaboration - Work closely with IT and business stakeholders to align technology with real-world operational needs. * DevOps & CI/CD - Build and manage pipelines using Azure DevOps, ensuring smooth, automated deployments. * Performance Optimisation - Troubleshoot and tune applications for speed, stability, and reliability. * Modernisation & Migration - Help evolve legacy systems into modern Blazor applications. * Security & Compliance - Manage and secure web applications, following best practices for configuration and protection. * Innovation & AI - Contribute to automation and AI initiatives that enhance business insight and efficiency. ## Related Videos - [Blazor Unleashed: The Future of .NET Web Development](https://www.wearedevelopers.com/videos/1564-blazor-unleashed-the-future-of-net-web-development) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Keeping applications secure by evolving OAuth 2.0 and OpenID Connect](https://www.wearedevelopers.com/videos/100152-keeping-applications-secure-by-evolving-oauth-2-0-and-openid-connect) - [Blazor – the new SPA Framework for everyone who hates JavaScript](https://www.wearedevelopers.com/videos/699-blazor-the-new-spa-framework-for-everyone-who-hates-javascript) - [Blazor and Azure functions for Serverless Website](https://www.wearedevelopers.com/videos/115-blazor-and-azure-functions-for-serverless-website) - [Git for Code Reviews](https://www.wearedevelopers.com/videos/429-git-for-code-reviews) ## Related Articles - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [The Best 7 Frontend Frameworks for Developers in 2025](https://www.wearedevelopers.com/magazine/400-the-best-7-frontend-frameworks-for-developers-in-2025) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs)