London-based Primer, which offers drag-and-drop e-commerce payment tools, raises a $50M Series B at a $425M valuation led by Iconiq Growth (Ingrid Lunden/TechCrunch)

Ingrid Lunden / TechCrunch:
London-based Primer, which offers drag-and-drop e-commerce payment tools, raises a $50M Series B at a $425M valuation led by Iconiq Growth  —  Primer — a UK startup that has built a drag-and-drop framework to help merchants easily build payment stacks to sell online …