Hays Luxembourg is seeking a versatile and skilled PowerCenter developer to join a dynamic team working on enterprise-grade data and backend solutions. This role involves designing, building, and optimizing data flows and backend services using modern technologies and best practices. Key responsibilities Design and maintain robust data integration workflows using ETL tools such as Informatica PowerCenter Oracle PLSQL, SQL. Develop backend services and APIs using Java (Spring framework). Write and optimize SQL and PL/SQL queries for high-performance data access. Set up and manage automated build and deployment pipelines (CI/CD). Implement automated testing strategies to ensure code quality and reliability. Analyze and improve application performance across backend and database layers. Collaborate using GIT-based Version Control systems. Support cloud-based solutions Create and maintain Shell scripts for automation tasks on Linux and Windows systems. Apply domain knowledge in financial services to deliver tailored solutions (a plus). Technical skills & experience Hands-on experience with ETL tools such as Informatica Strong proficiency in Java/Spring and Oracle SQL/PLSQL. Familiarity with CI/CD tools, test automation Experience GIT Version Control Experience with scripting languages (Bash, KSH, CMD) on Linux/Windows environments Basic exposure to cloud platforms and SaaS environments Knowledge of financial instruments or banking systems is an advantage. Hays plc est l'un des principaux groupes mondiaux de recrutement de professionnels. Hays est l'expert du recrutement de personnes qualifiées, professionnelles et compétentes dans le monde entier. Hays est le leader du marché au Royaume-Uni et en Asie-Pacifique et également l'un des leaders du marché en Europe continentale et en Amérique latine. Hays intervient pour le compte de milliers d'entreprises des secteurs privé et public, sur des postes en CDI, CDD, Travail Temporaire et Contracting. Hays France & Luxembourg compte aujourd'hui plus de 650 salariés répartis au sein de 22 bureaux (Aix-en-Provence, Amiens, Biarritz, Bordeaux, Clermont-Ferrand, Dijon, Grenoble, La Rochelle, Lille, Lyon, Montpellier, Nancy, Nantes, Nice, Paris, Reims, Rennes, Rouen, Strasbourg, Toulouse, Tours et au Luxembourg) couvrant 25 secteurs d'activité.