About the role: At Holland & Barrett, our mission is to make health and wellness a way of life for everyone — and technology is key to achieving that goal . As we evolve into a truly omni-channel business, we're investing in the innovation and digital capabilities that will deliver speed, convenience, and personalisation to millions of customers worldwide. We build with purpose. We're collaborative, cloud-first, and committed to delivering meaningful value at pace. We prefer building smart, tailored solutions over buying generic ones — and we integrate automation and testing into every part of our tech stack, from infrastructure to software to data. As a Senior Backend Engineer , you'll join our Online Customer Experience (OCX) vertical — the team behind our e-commerce platforms across web and mobile. With a large-scale technical transformation nearing completion, we're entering a new and exciting phase: building next-generation digital propositions that align with our mission to be the go-to wellness brand. This role will see you lead by example — owning software design across key functional areas, mentoring engineers, and delivering high-quality, secure, and scalable systems that enhance the customer experience. What You'll Be Doing Take ownership of designing and delivering backend services , operat...