@Hanish Bansal​ 

Reading Jobs API updates, they've added support for shared job cluster.

https://learn.microsoft.com/en-us/azure/databricks/workflows/jobs/jobs-api-updates?source=recommenda...

To configure shared job clusters, include a JobCluster array in the JobSettings object. You can specify a maximum of 100 clusters per job. The following is an example of an API 2.1 response for a job configured with two shared clusters