.NET Developer – Hybrid, Cloud & AI-Enabled Solutions

Capgemini; Milton Keynes; Hybrid; GBP 55,000 - 75,000; Full time

Job summary

Capgemini is seeking a .NET Developer to join the Cloud & Custom Applications practice in a hybrid role, delivering resilient enterprise solutions with React/TypeScript front-ends and .NET back-ends. You will work in multidisciplinary teams, contribute to design, testing and CI/CD, and help shape future-ready digital capabilities.

The role emphasizes hands-on coding, solution design, knowledge sharing, and adherence to engineering best practices.

Qualifications

• Proficiency in .NET Framework/.NET Core, C#, ASP.NET.
• Strong experience with React.js, TypeScript, and modern JavaScript/TypeScript development practices.
• Ability to build and maintain scalable frontend applications using React/TypeScript.
• Experience with RESTful APIs, web services, and system integration.
• Deep understanding of OOP, design patterns, SOLID principles, and architecture.
• Practical knowledge of SQL, database architecture, and relational database design.
• Familiarity with DevOps, CI/CD pipelines, and automation tools.
• Experience with NUnit or xUnit for unit testing.

Responsibilities

• Perform hands-on development using the latest versions of .NET, C#, and frontend technologies including React and TypeScript.
• Build full-stack solutions, integrating React/TypeScript UIs with .NET backend APIs.
• Apply OOP, design patterns, SOLID, and architectural patterns to deliver robust software.
• Develop high-volume, high-availability enterprise-scale applications.
• Collaborate in Agile/SCRUM delivery environments and participate in iterations.
• Design, optimize, and maintain relational database systems.
• Implement TDD, write unit tests, and support CI pipelines.
• Leverage CI/CD and automation tools for frequent releases.
• Conduct code reviews focusing on maintainability and performance.
• Produce clear technical documentation and collaborate with stakeholders.

Skills

.NET/.NET Core/C#

React.js

TypeScript

RESTful APIs

OOP/SOLID

SQL/Relational DBs

CI/CD

Unit testing (NUnit/xUnit)

Tools

Docker

Kubernetes

Git

Jenkins/GitHub Actions

Job description

Capgemini is seeking a .NET Developer to join the Cloud & Custom Applications practice in a hybrid role, delivering resilient enterprise solutions with React/TypeScript front-ends and .NET back-ends. You will work in multidisciplinary teams, contribute to design, testing and CI/CD, and help shape future-ready digital capabilities.

The role emphasizes hands-on coding, solution design, knowledge sharing, and adherence to engineering best practices.