As was mentioned, conductors are the most senior warrant officers in the British Army, a fact which is a constant source of irritation to those splendidly attired warrant officers in the Guards Division!
Is that still the case? I think this gentleman/role is now considered to be the most senior warrant officer or is it just badly worded press releases? I stand to be corrected!
The Army creates its most senior post ever for a soldier - British Army Website
New Army Role Creates Bridge Between Senior Staff And Serving Soldiers | Forces TV
Unsurprisingly, the first incumbent is from the Guards Division....