Our client, a leading Software, Information and Communication Technologies company, operates internationally (Athen, Brussel, Luxembourg, Copenhagen, Stockholm, London, Nicosia, Hong-Kong, Valetta, etc) is a renowned supplier of IT service to government institutions, multinational corporations , public administrations multinational companies, research academic institutes. Role Overview Our client currently have a vacancy for a Senior Python Architect fluent in English, to offer his/her services as an expert who will be based in Belgium. The work will be carried out either in the company’s premises or on-site at customer premises. In the context of the first assignment, the successful candidate will be integrated with the Development team of the company that will closely cooperate with a major client’s IT team on site. Job Type : Full-time Workplace : Hybrid Location : Brussel, Belgium Requirements University degree in IT combined with relevant IT professional experience of 15 years; At least 6 years of specific expertise with robust back-end application development (Python); At least 6 years of specific expertise with ETL workflows for batch and streaming processing, document ingestion and parsing of multiple formats, such as PDF, Docx and HTML; At least 4 years of specific expertise with SQL RDBMS or equivalent (e.g, PostgreSQL, MySQL); At least 4 years of specific expertise with RESTful API design principles, OpenAPI/Swagger documentation, async endpoint development, streaming endpoints, production grade logging/monitoring; At least 1 year of specific expertise with Azure Functions, Azure AI Search, Azure Blob storage; At least 1 year of specific expertise with vector databases and semantic search technologies, such as embedding models, hybrid search algorithms, indexing and reranking techniques; Excellent command of the English language. Responsibilities Analysis of the integration of different information systems; Coordination of the implementation of the technical architecture and production of software architecture documents; Data analysis and data modelling; Review of the architecture of existing systems to migrate of existing system in the cloud; Design and development of architecture components and building blocks using cloud components; Data analysis and data modelling; Assistance during relevant parts of testing, analysis, technical documentation, deployment, evaluation and reporting.