Senior Backend Consultant (Tradenxt) | Remote (Madrid)

Location:Remote (Madrid-based)Language:English (Professional Working Proficiency)Project:TradeNxtAt Hays, we are partnering with a leading international company seeking a highly skilledSenior Backend Consultantto join a strategic TradeNxt project.This role is ideal for professionals with strong expertise in backend development, event-driven architectures, cloud technologies, and data integration.Key ResponsibilitiesDesign, develop, and maintain scalable backend applications and services.Build and optimize real-time data processing solutions usingKafka StreamsandDMS Streaming.Develop high-quality microservices usingJava Spring Boot.Integrate applications and third-party systems through APIs.Collaborate with cross-functional teams in an agile environment.Contribute to cloud-native solutions hosted onAWS.Support data analytics and reporting initiatives involvingDatabricksandPower BI.Ensure best practices in version control, containerization, and deployment processes.Mandatory RequirementsCandidates must meet all the following requirements and have proven hands-on experience:Strong experience withDMS StreamingandKafka Streams.Solid development experience withJava Spring Boot.Experience integrating and consumingAPIs.Experience working withAWS cloud environments.Knowledge ofDatabricksandPower BI.Experience withGitHubandDocker.Kafka Certification(mandatory).Professional level ofEnglish.Nice to HaveExperience with scheduling and workload automation tools, particularlyControl-M.What We Offer100% remote working model.Opportunity to work on a high-impact international project.Collaborative and innovative environment.Exposure to cutting-edge technologies and modern cloud architectures.Long-term professional growth opportunities.If you have a strong background in backend development, event streaming technologies, and cloud environments, and you hold a Kafka certification, we would love to hear from you.Apply now and become part of a dynamic team delivering innovative solutions within the TradeNxt ecosystem.

Candidates must meet all the following requirements and have proven hands-on experience: Strong experience withDMS StreamingandKafka Streams. Solid development experience withJava Spring Boot. Experience integrating and consumingAPIs. Experience working withAWS cloud environments. Knowledge ofDatabricksandPower BI. Experience withGitHubandDocker. Kafka Certification(mandatory). Professional level ofEnglish. Nice to Have Experience with scheduling and workload automation tools, particularlyControl-M.

100% remote working model. Opportunity to work on a high-impact international project. Collaborative and innovative environment. Exposure to cutting-edge technologies and modern cloud architectures. Long-term professional growth opportunities. If you have a strong background in backend development, event streaming technologies, and cloud environments, and you hold a Kafka certification, we would love to hear from you. Apply now and become part of a dynamic team delivering innovative solutions within the TradeNxt ecosystem.