The standard for .NET shops is TFS. When you create a TFS project you setup CI and automated builds.
"Bear in mind, a lot of .Net developers don't even know it's possible to compile their projects outside of Visual Studio. Msbuild, Nant, csc.exe, "what are those?" There's probably plenty of java developers like that as well.
>The standard for .NET shops is TFS
I've never seen Team Foundation Server in a .NET shop. It's either been SVN, Git or Perforce. That being said I think it's very individual, but many small companies won't pay for TFS, they barely want to pay for Visual Studio Professional/Enterprise edition
Bear in mind, a lot of .Net developers don't even know it's possible to compile their projects outside of Visual Studio. Msbuild, Nant, csc.exe, "what are those?"