“Maven Project” option is not showing in Jenkins under New Item section (latest version 2.60.1 for Windows)
1) Go to Jenkins Dashboard ->Manage Jenkins ->Manage plugins ->Available ->Maven Integration ->Install
2) Go to Manage Jenkins->Global tool configuration->Maven -> Add Maven_home variable value (i.e. path of the maven file on your system)
3) Go to Jenkins Dashboard -> New Item -> Maven Project option will be available