A job execution control device according to an embodiment controls the execution of jobs defined according to job definitions; and includes a display control unit that controls the display of a UI screen for receiving user operations, and a job executing unit that executes jobs according to user operations performed using the UI screen and records a job execution history. The display control unit displays a job definition list in the UI screen and, when any one job definition is selected from the job definition list, displays, as input candidates, one or more already-executed jobs usable as the input for the job to be executed according to the selected job definition. When an already-executed job is selected from the input candidates, the job executing unit performs job execution according to the job definition selected from the job definition list, with the output of selected already-executed job serving as the input.