There was a lot of discussion about the init system for 14.04 before it was released, but I cannot find any site that explains the outcome finally.
So is ubuntu 14.04 using systemd now?
Ubuntu 14.04 uses Upstart as the init system, the plan to switch to systemd is planned for 14.10+. There are parts of "systemd" that have been used in Ubuntu for a long time, but for most intents and purposes when people say "systemd" they mean systemd-as-init.
Here's some background info: