Within BPS there are several developers with many years of experience, supported by young graduated engineers.
This mix of experience and motivation forms a solid skeleton for tackling different types of projects.
Fields with more experience:
SW design and development with Safety Integrity Level > 0 (IEC61131, C, C++, C#, PHP, Java, other..) including Human Machine Interface for driver desk and train crew.
SW component test
SW Integration (IBM RTC, ALM Tool chain...)
SW development lifecycle documentation
Support to V&V team and other Engineering teams (systems, HOM, V&V)