I can't give you sources but personal anecdata. I concur with what the parent poster says. Senior salaries nowadays can go from £85k to £120k depending on the

I can't give you sources but personal anecdata. I concur with what the parent poster says. Senior salaries nowadays can go from £85k to £120k depending on the company size and how important engineering is for them. Also any "Head of" confident of their value and expertise is likely on the six figures