52 backend developer English-speaking jobs in Castile and León

Our tasks have three layers: frontend, backend and infrastructure.

looking for:8–10 years of hands-on experience in software engineering.Strong expertise in areas like backend

Are you looking for the next challenge in your career? Would you like to be part of an exciting highly qualified team of professionals in an international environment? We are currently looking for a qualified Java/Angular DeveloperJoin an international division and work alongside with some of the most talented engineers and technicians from all over the world. Your benefits:Competitive Salary.

within client and internal teams.What you bring6+ years of experience in a senior data engineering or backend

OptimizationContinuously improve the platform through cost optimization, security enhancements, and better developer

This role combines deep technical software engineering skills across frontend and backend technologies

capabilities.REQUIRED EXPERIENCE:At least 3 years of total relevant experience, including 2 years in a Senior Developer

problem solver:Builder: designing and implementing automation pipelines, integrating AI assistants with backend

Backend. Node with JavaScript. TypeScript. RESTful APIs.Mobile and UI framework.

capabilities.REQUIRED EXPERIENCE:At least 3 years of total relevant experience, including 2 years in a Senior Developer

, and guardrails.Drive automation initiatives using Python to improve reliability, scalability, and developer

regression testing and cross-browser compatibility checksCreate API testing frameworks to validate backend