By Lars Mucklejohn Specialist lender Shawbrook has struck a deal to acquire motor finance lender JBR Auto Holdings as it looks to expand its car loan offering. The group announced on Monday that it had agreed to buy JBR for an undisclosed sum and expected the acquisition to complete in the third quarter of this year. “JBR’s extensive knowledge of this specialist segment within the wider motor finance market is exceptional,” said Marcelino Castrillo, Shawbrook’s chief executive. “Aligning the business to Shawbrook’s ‘best of both’ approach, combining technology with deep human expertise, this a…