It seems that Cargolux are happy to look at TP pilots wanting to move onto jets, depends if you are happy to fly freight rather than passengers:
https://www.career.aero/site/en/job/show/id/1012
Flight Experience Option C:
• On a multi-pilot turbo-jet aeroplane certificated to the standards of CS-25 or equivalent airworthiness code or on a multi-pilot turbo-prop aeroplane having a maximum certificated take-off mass of not less than 10 tonnes or a certificated passenger seating configuration of more than 19 passengers, at least 500 hours flight time or 100 route sectors.