Indigo's website says they are hiring type rated A320 pilots
Junior Co-Pilots
Indian National
Indian DGCA issued CPL with Multi Engine Instrument Rating Indian
A-320 Endorsement in the License
A-320 Instrument Rating should preferably be valid or should not have lapsed for more than 01 year on the date of application
Valid COP/RTR and FRTO Licences
Valid Indian Class I medical certificate
Fluency in English - both written and spoken
Many are actually going for the A320 ratings instead of B737, Indigo will be hiring type rated guys for many years to come.