Senior .NET Developer

Capgemini; City Of London; On-site; GBP 70,000 - 90,000; Full time

Job summary

A global technology and transformation partner is seeking experienced .NET Developers for their London team. You will design and develop enterprise-grade applications, collaborating across teams in Capital Markets. The ideal candidate will have 8–10 years of experience, strong skills in C# and SQL Server, and knowledge of engineering practices. This position offers the opportunity to contribute to meaningful projects in a collaborative environment. Join us in shaping a sustainable future.

Qualifications

• 8–10 years of professional experience in software development.
• Strong proficiency in C#, .NET Core/.NET Framework, and SQL Server.
• Proven experience with WinForms, WPF, and managing large-scale on-premise databases.

Responsibilities

• Design, develop, and maintain enterprise-grade applications.
• Collaborate with cross-functional teams throughout the software development lifecycle.
• Build scalable solutions using MVC architecture and RESTful APIs.

Skills

C#

.NET Core/.NET Framework

SQL Server

WinForms

WPF

MVC

RESTful APIs

Object-Oriented Programming (OOP)

Azure

AWS

Git

CI/CD processes

Job description

GET THE FUTURE YOU WANT!

Choosing Capgemini means choosing a company where you will be empowered to shape your career in the way you'd like, where you'll be supported and inspired by a collaborative community of colleagues around the world, and where you'll be able to reimagine what's possible. Join us and help the world's leading organizations unlock the value of technology and build a more sustainable, more inclusive world.

YOUR ROLE

We are seeking experienced .NET Developers to join their London team, contributing to projects in Capital Markets and Risk Management.

YOUR PROFILE

• Design, develop, and maintain enterprise‑grade applications using C#, .NET Core, or .NET Framework.
• Collaborate with cross‑functional teams throughout the software development lifecycle—from requirements gathering to deployment.
• Build scalable solutions using MVC architecture, RESTful APIs, and object‑oriented programming (OOP) principles.
• Write and optimize complex SQL queries for SQL Server databases.
• Develop and support Windows desktop applications using WinForms and WPF, especially those involving large on‑premise databases.
• Participate in code reviews, maintain technical documentation, and uphold high standards in communication.
• Engage in CI/CD processes using Git and modern DevOps methodologies.
• Work across both legacy systems and modern platforms, including WinForms‑based applications.
• Preferably contribute domain expertise in Capital Markets, particularly in Market Risk, Credit Risk, Counterparty Risk, and Trade Lifecycle functions.
• 8–10 years of professional experience in software development.
• Strong proficiency in C#, .NET Core/.NET Framework, and SQL Server.
• Proven experience with WinForms, WPF, and managing large‑scale on‑premise databases.
• Solid understanding of MVC, RESTful APIs, OOP, and design patterns.
• Exposure to Azure or AWS cloud platforms.
• Familiarity with Git, CI/CD pipelines, and modern deployment practices.
• Preferred: Experience in Capital Markets domains such as Market Risk, Credit Risk, Counterparty Risk, and Trade Lifecycle.

ABOUT CAPGEMINI

Capgemini is a global business and technology transformation partner, helping organizations to accelerate their dual transition to a digital and sustainable world, while creating tangible impact for enterprises and society. It is a responsible and diverse group of 350,000 team members in more than 50 countries. With its strong over 55‑year heritage, Capgemini is trusted by its clients to unlock the value of technology to address the entire breadth of their business needs. It delivers end‑to‑end services and solutions leveraging strengths from strategy and design to engineering, all fueled by its market leading capabilities in AI, cloud and data, combined with its deep industry expertise and partner ecosystem. The Group reported 2023 global revenues of €22.5 billion.

Get the future you want | www.capgemini.com