It is served by Sydney Trains' T4 Eastern Suburbs & Illawarra Line services.

[3][4] The development was requested and largely funded by Sutherland Shire Council.

The road bridge over the railway at Jannali was constructed at the same time as the station.

[5] The station received a more substantial upgrade in 2017, when a footbridge with lifts was built.

U-Go Mobility operates two bus routes via Jannali station, under contract to Transport for NSW: