Javascript Developer (Back end focused)

Full Stack Developer - back end focused Salford Quays (4 days onsite) £55,000 - £70,000 + bonus I’m working with a fast-growing online retail / eCommerce brand looking to hire a back end focused Full Stack Developer into its in-house technology team. This role would suit a developer with a strong backend bias who enjoys working across systems, integrations and data, while still being happy to support broader full stack development where needed. The business operates in a high-volume eCommerce environment, so this is less about building isolated features and more about developing the backend services, integrations and internal systems that keep a complex retail operation moving. Think eCommerce platforms, operational tooling, third-party integrations, data flows and automation across the wider business. The role You’ll be joining a growing tech team and will play a key role in building and maintaining the systems that sit behind a modern eCommerce operation. Key areas of focus include: Designing, building and maintaining scalable backend services and integrations supporting eCommerce platforms and internal systems Developing APIs and services using technologies such as Node.js to support data flow between internal tools, third-party platforms and customer-facing applications Owning integrations from planning through to development, deployment and ongoing maintenance Contributing to backend architecture with a focus on reliability, scalability and performance Building and maintaining serverless functions / microservices and identifying opportunities for automation and process improvement Supporting data pipelines, operational reporting and analytics workflows across the wider platform estate Working across databases and data platforms, helping to optimise data models and query performance Collaborating closely with technology, eCommerce, content and design teams to deliver reliable systems and features across the business Supporting front-end / platform changes where required, particularly within an eCommerce environment What they’re looking for The ideal background will include: Around 3+ years’ experience in a backend or full stack engineering role Strong commercial experience with Node.js or similar backend technologies in production environments Experience designing and building APIs and integrating with third-party systems Exposure to serverless architectures such as AWS Lambda or similar Experience working with databases / data platforms such as MongoDB, PostgreSQL, BigQuery or similar Familiarity with CI/CD, Git and modern development workflows Experience building or contributing to system integrations, backend services and data pipelines A practical, hands-on approach and the ability to work in a fast-moving commercial environment Nice to have Any of the below would be beneficial, but they are not essential: Experience with Shopify integrations or Shopify / eCommerce platform work Exposure to React or other modern front-end frameworks Experience with internal tooling platforms such as Retool Knowledge of warehouse, courier, fulfilment or order management systems Previous experience in retail, eCommerce or other high-traffic digital environments Package £55,000 - £70,000 depending on experience 5% - 10% bonus 25 days holiday plus bank holidays Additional day off for your birthday Flexible working around core hours Enhanced pension contribution Healthcare cash plan Enhanced maternity and sick pay Staff discount Free onsite gym Hybrid working with 4 days onsite If you’re a backend-leaning full stack engineer who enjoys working on integrations, internal systems, data flows and the operational engine behind a growing eCommerce business, I’d be happy to talk you through the role.