Descripción del trabajoFor an European organization in Luxembourg, we are urgently looking for a SAP UI5 Developer. EU candidates are welcome to apply. Candidates need to be based in Luxembourg or willing to relocate to Luxembourg. Work permit is not provided. Candidates need to be fluent in English. Tasks and responsibilities : Develop and maintain responsive SAP Fiori / UI5 applications; Customize standard SAP applications and create new custom apps using SAP UI5 framework; Integrate frontend applications with SAP ECC / S / 4HANA backend using OData and RESTful services; Work with IT and functional teams to gather requirements, provide technical solutions, and support lifecycle management; Participate in deployment activities, testing, validation, and user acceptance processes; Ensure high availability, reliability, and performance of UI5 applications; Produce detailed documentation, technical specifications, and security-related compliance reports as needed; Profile : Bachelor or Master degree; 5 years of professional experience with SAP UI5, Fiori, JavaScript, HTML5, and CSS3 Proficient in OData service integration, SAP Gateway, and Fiori Elements Experience in developing SAP UI applications within controlled, secure environments Familiarity with SAP ECC or S / 4HANA systems; Ability to work in a structured, documentation-driven environment SAP Certification is an advantage; Fluent in English;