Senior Web Application Developer (Full Stack)

Senior Web Application Developer (Full Stack)

Posted Today by CPS Group (UK) Ltd

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£525 Per day
Inside
Undetermined
London, UK
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Active Server Pages (ASP) Agile Methodology API Design Application Programming Interface (API) ASP.NET ASP.NET MVC 5 Azure DevOps Azure Pipelines C# (Programming Language) Cloud-Native Architecture Content Management Systems Continuous Integration and Continuous Delivery DevOps Entity Framework File Servers Front End (Software Engineering) Full Stack Development Generic Programming Gitlab HTML5 HyperText Markup Language (HTML) JavaScript (Programming Language) JQuery Microsites Microsoft Azure Microsoft SQL Servers Mobile Application Development Mvc.net Ninject Object-Oriented Programming (OOP) Performance Tuning React.js RESTful API Software Coding Software Development Solid Principles SQL (Programming Language) Teamcity Tridion Unit Testing Web Application Development Web Applications

Summary: The Senior Full-Stack Web Application Developer will play a crucial role in migrating a leading eCommerce platform to the ASP.NET MVC5 framework while advancing towards a cloud-native architecture. This contract position requires expertise in developing scalable and secure web applications, with a focus on high coding standards and best practices. The role demands collaboration in architectural discussions and mentoring team members to ensure code quality and maintainability. The ideal candidate will have extensive experience in eCommerce and enterprise web applications, particularly with ASP.NET MVC5, C#, and React.

Key Responsibilities:

  • 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

Key Skills:

  • 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 environments
  • Understanding of application and database performance tuning, troubleshooting, and optimization techniques
  • Familiarity with enterprise CMS platforms (eg, SDL Tridion)

Salary (Rate): £525 per day

City: London

Country: UK

Working Arrangements: undetermined

IR35 Status: inside IR35

Seniority Level: Senior

Industry: IT

Detailed Description From Employer:

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: 3months +
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 (eg, SDL Tridion)

For more information or immediate consideration for this opportunity, please contact Charlie Grant at CPS Group UK (see below)

By applying to this advert you are giving CPS Group (UK) Ltd authority to hold and process your data for this specific role and any other roles we may deem suitable to you over time. We will not pass your data to any third party without your verbal or written permission to do so. All incoming and outgoing calls are recorded for training and compliance purposes. CPS Group (UK) Ltd is acting as an Employment Agency in relation to this vacancy. Our new privacy policy can be found on our website

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