Software Developer for the Information Center (IC) at Santander CIB in Spain. This on-site role focuses on designing, developing, and maintaining a Java/Spring Boot-based microservices platform for financial messaging, including transformation, processing, and distribution of messages across multiple systems and channels. You will implement integration with messaging brokers (Kafka, IBM MQ or similar), design and optimize relational database queries, and contribute to CI/CD processes and production incident resolution. The role involves collaborating with Architecture, QA, DevOps, and Business teams, performing code reviews, and mentoring junior developers. You will also contribute to adopting Generative AI capabilities to improve software development productivity and automation, including AI-assisted development tools and evaluation of Large Language Model outputs. Requirements: 3+ years of backend development with Java and Spring Boot; 4+ years of Git experience; experience with messaging brokers; experience with relational databases; REST API and microservice design; knowledge of Generative AI technologies and AI-assisted development; English level C1. Desirable: experience in banking/payments, ISO 20022 and SWIFT, cloud storage (e.g., Amazon S3) or distributed caching (Redis); experience integrating AI/LLM solutions via APIs (OpenAI, Azure OpenAI, Gemini, Claude or similar); advanced prompt engineering, Retrieval-Augmented Generation, AI agents, and AI-driven workflow automation; degree in Computer Science, Software Engineering or related field. Competencies: analytical

Software Developer for the Information Center (IC) at Santander CIB in Spain. This on-site role focuses on designing, developing, and maintaining a Java/Spring Boot-based microservices platform for financial messaging, including transformation, processing, and distribution of messages across multiple systems and channels. You will implement integration with messaging brokers (Kafka, IBM MQ or similar), design and optimize relational database queries, and contribute to CI/CD processes and production incident resolution. The role involves collaborating with Architecture, QA, DevOps, and Business teams, performing code reviews, and mentoring junior developers. You will also contribute to adopting Generative AI capabilities to improve software development productivity and automation, including AI-assisted development tools and evaluation of Large Language Model outputs. Requirements: 3+ years of backend development with Java and Spring Boot; 4+ years of Git experience; experience with messaging brokers; experience with relational databases; REST API and microservice design; knowledge of Generative AI technologies and AI-assisted development; English level C1. Desirable: experience in banking/payments, ISO 20022 and SWIFT, cloud storage (e.g., Amazon S3) or distributed caching (Redis); experience integrating AI/LLM solutions via APIs (OpenAI, Azure OpenAI, Gemini, Claude or similar); advanced prompt engineering, Retrieval-Augmented Generation, AI agents, and AI-driven workflow automation; degree in Computer Science, Software Engineering or related field. Competencies: analytical