About us

United Internet AG is a leading European internet company - forward-looking, open and versatile. We include well-known brands such as 1&1, GMX, WEB.DE, IONOS, STRATO and 1&1 Versatel. If you want to help shape the digital future, you've come to the right place!

With over 28 million chargeable customer contracts and 40 million advertising-financed free accounts, we are a leading European internet specialist. The core of our work is a powerful internet factory with around 11,000 employees, about 3,800 of them in product management, development and data centers. Together we work on continuously improving ourselves and speeding up our growth. In this process, sustainability and digital responsibility are fixed components of United Internet's daily work.

Our core business segments

United Internet consists of an exciting variety of business segments. Which of them are most interesting for you? Would you like to be part of our successful DSL and mobile communication offers or rather expand our fiber optic network? Would you like to help us shape our international hosting and cloud business? Would it be appealing for you to increase the attractiveness of our portals and the services of WEB.DE and GMX? Or would you rather like to contribute to our company’s expansion in one of our corporate sections?

  • Consumer Access: Mobile communications & DSL

    1&1 offers not only wireless and broadband contracts and thus access to the internet to private and business customers – but there are also are other attractive services such as home networking, online storage, video-on-demand or IPTV, for which our product managers constantly come up with new, innovative ideas. Our plans to build a 5G mobile network are now opening up completely new possibilities. Be it in development, marketing or project management: there are plenty of thrilling options to work on future topics together with us.

  • Business Access: Fiber optics, VPNs & company networks

    As telecommunications specialist for corporate customers, 1&1 Versatel is one of the leading providers of data, Internet and voice services in Germany and operates one of the largest and most powerful fiber optic networks in Germany - available in more than 350 cities. High-performance infrastructure, comprehensive product portfolio and consistent focus on corporate customers enable us to meet even the most complex customer requirements. As a driver of the gigabit society, 1&1 Versatel also moves forward the continuous expansion of the fiber optic network for Germany. Helping us shape Germany's digital future: Seize the opportunity and take on new challenges. We offer the ideal environment for your individual as well as for your professional development.

  • Consumer Applications: E-Mail, Cloud & Big Data

    Our brands WEB.DE, GMX and mail.com have over 40 million active users worldwide. In Germany, we are the top e-mail provider. Based on such a strong market position, we develop services and apps that simplify digital life - from office tools and cloud storage to personal ID-management. Moreover, with our Big Data platform as well as using artificial intelligence, we create added value for our customers as well as target group-specific content and advertising solutions. We are looking for people who can think user-centered and care about agile teamwork.

  • Business Applications: Hosting & Cloud

    The cloud has fundamentally changed the way applications are provided. The need for companies to run complex applications even without their own data centers accelerates digitization. With our brand IONOS, we are the largest hoster in Europe and have a track record of two decades of experience in technology. Our customers are using more than 8 million packages and expect the best services and most reliable technology. This is why we operate an IaaS-infrastructure with our own code stack. Beside IONOS, our Hosting & Cloud segment includes other international brands such as Strato, arsys, fasthosts, home.pl, InternetX, sedo and worldforyou. For our further development, we are looking for people combining strategic thinking, in-depth analysis and rapid implementation with a good dose of ingenuity.

  • Corporate-Business: internal processes

    Human Resources, Central Purchasing, Corporate Communications, Corporate Controlling, Internal IT: Our corporate businesses take over central tasks to support our individual business segments. This way, comprehensive topics and projects will be reasonably coordinated and implemented together. Attention is also paid to meeting individual requirements of various subsidiaries and to always keep an eye on the overall view of the United Internet Group. Another very important part of our corporate section is definitely our training department, recruiting and qualifying young talents for the entire group and training them so that they can be taken over in time to come.

On top of the wide range of professional opportunities, we can offer a modern working environment with lots of great benefits and opportunities for your own development.

Our locations

There are no limits to our United-Internet-world: Not only are we Europe's leading Internet specialist, but we are also increasingly active in America. At around 40 locations  worldwide our employees ensure our outstanding success.



  • Montabaur
  • Berlin
  • Dortmund
  • Dresden
  • Dusseldorf
  • Essen
  • Flensburg
  • Frankfurt
  • Karlsruhe
  • Kiel
  • Cologne
  • Krefeld
  • Maintal
  • Munich
  • Munster
  • Nuremberg
  • Regensburg
  • Starnberg
  • Stuttgart
  • Zweibrucken


  • Linz
  • Vienna


  • Barcelona
  • Logroño
  • Madrid

United Kingdom

  • Gloucester


  • Niederlauterbach
  • Saargemund


  • Szczecin


  • Bucharest



  • Cambridge
  • Chesterbrook
  • Lenexa
  • Miami



  • Cebu City