If you decide to enable your candidate the option to upload the code on the platform after the time has finished you can set it up in the test settings. Here you can find a step by step guide on how to set it up.
1. Choose the test which you want to modify and click on 'Edit' button and then on Settings of the test.
2. In the 'Settings' choose the option to allow candidates the overtime changes and set the extra time (in minutes) when your candidate can upload the time. You can also set this changes to be evaluated automatically or disallow this option.
Also, if your candidate sends you the zip file with the completed programming task, you can upload this file to the platform from the Candidates tab. Just pick the candidate and go to the Section with the programming task in the test. Next click on the 'Upload code' button.