Click on Backup Configuration in left navbar - > Click on Jobs in the top navbar - where you can see all backup jobs
By clicking on the Job id, you will get all the job details & logs of that particular job.
E.g In following screenshot, If you want to see job logs for job id 454. You will have to click on that job id
In following screenshot, Job details gives you all object names and its count which is backed up
Click on logs - > It will give you timestamp and line by line description of backing up each objects