Welcome along buddy
For a quality brush,
@mervyncadman is your man. He made me two earlier in the year and I couldn't be happier. Best purchase of wet shaving hardware I've made. Cost a few quid, but worth every single penny, and then some.
As for soap, try plenty as not all people have the same experience, same as blades. You don't have to spend a bomb on soap to find a good one. As others have mentioned, Palmolive sticks are great value and can be found easily. I personally love
@phoenixandbeau (Phoenix & Beau) /
@OSP (OSP Soaps) /
@Fox (Wickham Soap) soaps. All British artisans, all fantastic soap.