If you spend your day in Jira, you can easily log your time from there using Tempo Timesheets. Watch this video to see how to do it!
0:28 - Log time from Jira by pressing the W key
0:38 - Fill out Log Time form and log time
0:47 - See time logged in Tempo User Timesheet gadget
1:05 - Open Tempo panel in a Jira issue
1:09 - Open Tempo side panel in a Jira issue
1:17 - Click Log Time in either Tempo panel
1:22 - Fill out Log time form - Jira issue already selected
1:35 - See time logged in Tempo panel in Jira issue
1:50 - Edit time record from Tempo panel
2:03 - Hide the Tempo panel in the Jira issue