Staff Backend Engineer Jobs in Madrid

All our customers start their Wise journey by going through customer verification. We do this to keep our customers money safe and to prevent criminals from using our products for illegal activities.We in Personal Onboarding Verification are building and running the global KYC (Know Your Customer) s...

We are seeking a talented Backend Engineer to help us architect and build the next iteration of our AI-powered products. You will drive the innovation of our AI integration and build modern scalable real-time architecture unlocking new capabilities and performances starting from our conversational A...

About KernoKerno is building the validation engine for AI-native backend development. As AI agents like Cursor and Claude Code become central to how developers write code the need for fast reliable validation grows with it. Kerno automatically generates runs and maintains validation tests (covering...

At ING we are looking for Backend Engineer InternYour role and work environment:We are looking for a talented and enthusiastic Backend Engineer Intern to join our TeamYou will be part of our IT Engineering community. You will learn about the ING Way of Working and our technology platforms which enab...

At ING we are looking for a Novice Backend Software Engineer Your role and work environment:We are looking for a talented and enthusiastic Novice Software Engineer Backend to join us.Your key responsibilities:As a Novice Software Engineer Backend your aim will be:To design develop and test the code...

We are seeking a talented Backend Engineer to help us architect and build the next iteration of our AI-powered products. You will drive the innovation of our AI integration and build modern scalable real-time architecture unlocking new capabilities and performances starting from our conversational A...

Own the Engineering. Make the Scheduling Magic happen.Doodle is a B2B SaaS platform used by millions of professionals to coordinate meetings and collaboration across teams and companies. We are expanding from a scheduling product into a broader productivity and coordination platform which creates me...