The purpose of the SILC survey is to describe each year the incomes and living conditions of households resident in Luxembourg under various aspects, to make it possible to follow year after year the evolution of the incomes and living conditions of households and individuals and to make a comparison of these data at European level.

The mission consists in concrete terms of the following tasks: • Development of electronic JWAY questionnaires on the basis of detailed functional specifications drawn up beforehand by STATEC; • Development of Java extensions useful for the elaboration of electronic questionnaires and communication with the various departments; • Development of Java extensions useful for the elaboration of electronic questionnaires and communication with the various departments; End-to-End Javascript testing using the Cypress.io framework; • Development of XSLT transformation sheets allowing the transformation of raw XML payloads to an XML document desired by the industry; • Development of XSD definition sheets allowing the validation of XML responses; • Writing documentation relating to expected results; • Participation in the recipe of deliverables: development and execution of test plans.

The objectives to be achieved in the context of this batch are: - Carry out the collection of data from households and individuals members of households of the new SILC 2022 sample according to a mixed CAPI/CATI mode through the MyGuichet platform; - Produce and provide a report on the collection of data.