RB Holdings is a growing hospitality group shaping some of the most distinctive private members’ clubs and food businesses in London and New York. Founded by Robin Birley, our businesses are built on discretion, craftsmanship, and deeply personal service – delivered by teams who take pride in doing things properly. Our London portfolio includes 5 Hertford Street, Oswald’s, and Birley Bakery and Chocolate Shop in Chelsea. In 2025, we expanded internationally with the opening of Maxime’s, alongside a new Birley Bakery in New York City. We are currently seeking a Senior Chef de Partie to join our Kitchen at Oswald’s. Bring your skills to the next level and provide unforgettable experiences to our members – apply today and become part of the team at Oswald’s.