Join one of the UK’s largest electrical wholesalers as we reimagine our technology for the digital age. We’re modernising our legacy systems and building new platforms powered by AWS and AI — and we need creative minds to help us shape the future! Life as a Senior Back End Developer:   As a Senior Back End Engineer, you’ll be an integral part of our Agile Digital team, contributing to the evolution of our e-commerce platform. You will play a pivotal role in supporting the implementation of a Service-Based Architecture while upgrading and maintaining our market-leading website. Collaborating with cross-functional IT teams, you’ll ensure the business logic powering our platform is scalable, reliable, and optimised for growth. YOUR OBJECTIVES: * Work collaboratively within a close-knit team that embraces strong values and a shared vision. * Lead and support the team in the development of new features and improvements for our enterprise-scale e-commerce website. * Assist in the transition to a modern Service-Based Architecture to enhance performance and scalability. * Ensure high-quality code delivery by implementing best practices, including comprehensive testing and continuous integration. KEY SKILLS: * Proven experience in enterprise-scale Ruby on Rails development. * Hands-on experience with relational databases such as MySQL. * Familiarity with testing frameworks like RSpec. * A strong understanding of software architecture, scalability, and Agile development methodologies. * Excellent problem-solving skills and the ability to collaborate effectively in a team environment. INTERVIEW PROCESS: * Phone Screen with Talent Acquisition: A 30 minute call with a member of the Talent Acquisition Team * Technical Interview: A deep dive into your Ruby on Rails expertise and problem-solving capabilities. (60 Mins) * Cultural Fit and Values Interview: Understanding how your values align with our team's mission and goals. (30-60 Mins) About Us:   Founded in 1951 in Kenilworth, UK, City Electrical Factors (CEF) has grown into a world-leading electrical wholesale and manufacturing business with over 400 branches across the UK and a strong presence in the USA, Canada, Spain and Australia.   Our IT and digital teams are driving the next chapter of our journey... Re-engineering legacy systems, adopting modern cloud technologies and exploring AI to deliver faster, smarter and more connected customer experiences.   We’re a predominantly remote workforce with teams distributed across the UK, USA, Canada, Spain and Australia. Our culture is collaborative, forward-thinking and people-focused — where your ideas and contributions genuinely matter.   Our Mission:   City is a world leading electrical wholesale and manufacturing business providing electrical products to the industry. We in IT are delivering value to our business and our customers with the implementation of packaged software and bespoke engineering for the digital age using AWS serverless technology. We need talented and creative people across all areas to join us in rearchitecting our forward thinking business over the next few years and beyond as we evolve.   Find Out More:   Find Out More About Us | More about IT | Find your local branch | Find our Privacy Notice here   Ready to Apply?   If you’re excited by technology, value collaboration and want to make a genuine impact, we’d love to hear from you. Click Apply to get started!