Performance reviews are very transparent. You get a lot of individual attention and become keenly aware of your development areas which facilitates improvement.
Promotions are highly encouraged with a clear career path and timeline set out from the minute you join the business. Bi yearly reviews are focused on moving up the ranks and fast tracking your development into larger roles. It takes resilience and hard work to work yourself up the ladder, however they offer you all the tools you need to get there.
Level dependent - seems to be about ensuring you fulfil criteria to meet job requirements of next level. System appears to be fair, and promotions are done biannually.
Promotion depends on tenure and performance. You mentor actively helps you work on performance gaps and is "your voice" during promotion periods. Promotion review periods occur biannually, however you generally need to be in one role for 18 months before promotion even if your performance is good