public static EditingTemplate Current {get;}

var myTemplate = ArcGIS.Desktop.Editing.Templates.EditingTemplate.Current;

//Create edit operation and execute
var op = new ArcGIS.Desktop.Editing.EditOperation() { Name = "Create my feature" };
op.Create(myTemplate, geometry);
if (!op.IsEmpty)
{
  var result = op.Execute(); //Execute and ExecuteAsync will return true if the operation was successful and false if not
}

EditingTemplate template = EditingTemplate.Current;