Senior Backend Engineer

Senior Backend EngineerDerbyshire. Hybrid, 3 days onsite. £85,000 to £90,000This is a senior backend role with real scale and complexity, focused on building and evolving the services that underpin a large, high traffic ecommerce platform. The team is looking for engineers who enjoy ownership, ambiguity, and solving problems in fast moving environments rather than operating within rigid processes.The CompanyThey are a large, digitally led retail and ecommerce organisation investing heavily in modern platform engineering. Their technology teams support dozens of consumer facing websites and applications, all powered by a shared microservices architecture. Engineering plays a central role in the business, with strong expectations around accountability, delivery, and technical quality.The RoleDesign, build, and scale Node.js and TypeScript microservices that support critical ecommerce journeys.Develop and maintain REST and GraphQL APIs used across web and mobile platforms.Work on high impact areas such as checkout, payments, and core transactional flows.Integrate with external systems including CMS platforms, payment providers, and third party services.Operate in a fast paced, high volume environment where change is constant.Take ownership of streams of work, from technical design through to production support.Contribute to CI/CD pipelines, cloud infrastructure, and overall platform resilience.Your Skills and ExperienceStrong commercial experience building backend services with ..... full job details .....