At Britannia we have 3 ranks,
1 No1/Cabin manager
2 Senior Cabin Crew
3-7 Cabin Crew (Depends on A/C)
Senior CC can fly as a No1 and CC can fly as No 2-3.
Promotion from CC to senior CC is about 7-8 years at LGW and from SCC to CM about 7 years more longer at Northen bases.
Hope this helps
