Senior Software Developer / Architect C# SQL at United Internet

These are your tasks

You work out and develop concepts for the implementation of current requirements of existing systems in the back- and frontend.
You plan software architectures in an existing, constantly growing system landscape with the help of various notations such as BPMN or UML. Notations like BPMN or UML.
You extend our workflow management and CRM systems and their interfaces.
You participate in all activities of the software development cycle - from database modeling to deployment.
You identify optimization potentials in quality, performance and maintainability and implement them in the team.
You perform code reviews of the software programmed in the team to ensure quality.

What we are looking for

Completed computer science studies or a comparable education with at least 5 years of professional experience.
Familiarization with new software systems and system landscapes is easy for you.
An effective way of working and high quality standards for work results are no contradiction for you.
The documentation of your work and concepts is just as important to you as an error-free and clean implementation.
You have extensive experience in the development of high-performance database applications in the .Net environment.
You have profound knowledge in the programming languages C# and SQL.
You have several years of practical experience with ASP.NET, SOAP/WCF, Restful APIs, JavaScript, Angular and CSS and ideally have experience with Bootstraps and MVC.
Dealing with large amounts of data does not cause you any difficulties. Ideally, you know methods for performance optimization. Not a must-have, but welcome plus points in your profile.
Fluent in business German and a good command of English.

About United Internet

Founded in 1998 and based in Montabaur, Germany, the operating business of United Internet AG is divided into the two business divisions “Access” and “Applications”, which in turn are divided into the segments “Consumer Access” and “Business Access”, as well as “Consumer Applications” and “Business Applications”.

United Internet provides consumers and business clients with fixed-line and mobile internet access products, as well as various cloud applications which operate at our 19 data centers and more than 400 micro data centers. The use of these services is based on subscription contracts with fixed monthly fees as well as variable, volume-based charges.