# Senior Consultant - .NET Developer

> Delta Consulting Company · Luxembourg, Luxembourg (Hybrid) · Full-time · Posted 2026-02-24

**Workplace:** hybrid

**Department:** Delta Technologies

## Description

Our Delta Technologie team is looking for a Senior Consultant - Developer .NET to help and support one of our clients.

The Senior Consultant - Developer .NET will have the following responsibilities:

-   Develop, maintain, and optimize applications using C# and the .NET framework.
-   Build and support web applications with ASP.NET Core, MVC, and Web API.
-   Collaborate with the front-end team to integrate and maintain interfaces using HTML, CSS, and JavaScript.
-   Design and maintain databases, particularly with SQL Server, ensuring data integrity and efficiency.
-   Use Git for source control and participate in code reviews to ensure quality standards.
-   Utilize Visual Studio for development, debugging, and ensuring code is error-free and performant.
-   Follow agile methodologies and contribute to each phase of the software development life cycle (SDLC).

The Senior Consultant - Developer .NET will also have the responsibility to participate to the Delta Digital Fund Industry club

As a consultant, the Senior Developer .Net Developer will support other colleagues in case of expertise needs.

## Requirements

-   Demonstrate at least 5 years of proven experience as a Full Stack .NET Developer or in a similar role
-   Master C# and the .NET framework
-   Develop applications using ASP.NET Core, MVC, and Web API
-   Apply knowledge of front-end technologies including HTML, CSS, and JavaScript
-   Manage relational databases, particularly SQL Server
-   Use Git for version control and Visual Studio for development
-   Ensure code quality through unit testing frameworks
-   Leverage cloud services such as Azure or AWS (nice to have)
-   Degree in Computer Science, Statistics or relevant field

-   English, French speaking are mandatory, other languages are considered as an advantage

## Benefits

-   Permanent contract,
-   Dynamic and innovation environment,
-   Trainings,
-   Competitive salary package.

## Apply

[Apply at Delta Consulting Company](https://apply.workable.com/delta-consulting-company/j/25BE919CCD/apply)

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