Senior Web Application Developer (Full Stack)

Senior Full-Stack Web Application Developer

Role: Senior Web Application Developer (Full-Stack)
Specialism(s): eCommerce, ASP.NET MVC 5, C#, React, Migrations, Microsites, Cloud-Native, HTML5/CSS3/JavaScript, API, CI/CD, IoC Containers, Agile
Type: Contract, Daily Rate
Duration: 3+ Months
Location: London
Pay Rate: 450 - 525 per day (Inside IR35 - via Umbrella)
Start: ASAP/Urgent

Senior Web Application Developer (Full-Stack)

CPS Group UK are delighted to be working with a leading, globally recognized eCommerce brand to appoint a seasoned Senior Full-Stack Web Application Developer to play a key role in the migration of their eCommerce platform and microsites into ASP.NET MVC5 framework, along the roadmap towards a cloud-native architecture.

The Senior Web Application Developer will be responsible for designing, building, and maintaining scalable, secure web applications that deliver complex solutions seamlessly across multiple platforms.

high standards, attention to detail, and a forward-thinking mindset are required - helping shape coding best practices, modern coding standards, and supporting the journey toward a fully cloud-ready environment.

Role Requirements

Develop and maintain complex web solutions using ASP.NET MVC 5, C#, and React
Support migration activities, ensuring clean architecture, scalable design, and efficient implementation
Produce secure, maintainable, scalable, and fault-tolerant code following SOLID principles and OO design patterns
Contribute to front-end development using HTML5, CSS3, JavaScript, and modern React components
Participate in architectural discussions and propose improvements
Participate in code reviews, mentoring team members and ensuring consistency and maintainability
Manage source control, branching, and deployments using GitLab or Azure pipelines
Integrate and maintain third-party services and APIs
Ensure smooth and stable release cycles across multiple websites and environments
Deliver high-quality, secure, and scalable code aligned with architectural standards

Required Skills & Experience

Extensive development experience with a strong track record in bespoke eCommerce and enterprise web applications projects
Proven expertise on C#, ASP.NET MVC 5, SQL Server, Entity Framework
HTML5, CSS3, JavaScript, jQuery, and React experience.
Strong knowledge of Object-Oriented Programming, SOLID principles, and common design patterns.
Experience working with RESTful API design and integration; SOAP WebServices and XML/XPath
Skilled in using IoC containers (Autofac, Ninject) and unit testing frameworks
Experienced with CI/CD and DevOps pipelines (GitLab, Azure DevOps, TeamCity)
Proven experience working in Agile environments7
Understanding of application and database performance tuning, troubleshooting, and optimization techniques.
Familiarity with enterprise CMS platforms (e.g., SDL Tridion)

For more information or immediate consideration for this opportunity, please contact Charlie Grant at CPS Group UK on (phone number removed) or email (url removed)

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