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Application Cloud Architect (Semantic graphics)

EUROPEAN DYNAMICS

Luxembourg, Luxembourg, Luxembourg Hybrid permanent

Posted: December 4, 2025

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Quick Summary

We are seeking an experienced Application Cloud Architect fluent in English to join our team in Luxembourg. The successful candidate will be responsible for developing and maintaining ontologies and knowledge graphs, with a focus on semantic graphics. The ideal candidate will have expertise in RML and be able to work closely with a major client's IT team on site.

Job Description

We currently have a vacancy for an Application Cloud Architect (Semantic graphics) fluent in English, to offer his/her services as an expert who will be based in Luxembourg. 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 in the Development team of the company that will closely cooperate with a major client’s IT team on site.

Your tasks

• Development and maintenance of ontologies and knowledge graphs;
• Mapping of data sources to ontologies using RML or similar tools;
• Implementation of semantic data pipelines to convert data to RDF;
• Querying and analysing semantic data using SPARQL;
• Collaboration with domain experts to capture and model knowledge;
• Review and preparation of technical documentation, technical communication, and technical presentation material;
• Development and maintenance of internal tools and automations to facilitate operations;
• Coordination and review of deliveries, releases, and deployments;
• Assistance with technical decision making and steering of the project;
• Interaction with the business analysts, customer, users, project leaders and developers.


Requirements:
• University degree in IT or relevant discipline, combined with minimum 15 years of relevant working experience in IT;
• Experience with object-oriented programming languages (Python/JavaScript);
• Experience with ontology development (OWL/SHACL);
• Excellent knowledge of RDF serialization formats (Turtle, JSON-LD);
• Excellent knowledge of SPARQL;
• Excellent knowledge of semantic data stores (Virtuoso, Apache Jena, Graph DB);
• Excellent knowledge of data visualization;
• Good knowledge of architecture best practices and patterns;
• Good knowledge of applications design;
• Good knowledge of modelling and analysis tools;
• Good knowledge of Relational DBMS;
• Knowledge of Agile development and backlog/issue management;
• Knowledge of software lifecycle and release management;
• Experience with GitHub or GitLab CD/CI pipelines would be an asset;
• Excellent command of the English language.


Benefits:
If you are seeking a career in an exciting and dynamic company, where you will offer your services as part of a team of a major European Institution, operating in an international, multilingual and multicultural environment where you can expect real chances to make a difference, please send us your detailed CV in English, quoting reference: (19419/01/26).

We offer a competitive remuneration (either on contract basis or remuneration with full benefits package), based on qualifications and experience. All applications will be treated as confidential.

You may also consider all our other open vacancies by visiting the career section of our web site (www.eurodyn.com) and follow us on Twitter (@EURODYN_Careers) and LinkedIn.

EUROPEAN DYNAMICS (www.eurodyn.com)is a leading Software, Information and Communication Technologies company, operating internationally (Athens, Brussels, Luxembourg, Copenhagen, Stockholm, London, Nicosia, Hong-Kong, Valetta, etc). The company employs over 1000 engineers, IT experts and consultants (around 3% PhD, 36% MSc and 53% BSc or equivalent). We design and develop software applications using state-of-the-art technology. The group generates annual revenues in the range of EURO 40 million, with an EBITDA in the range of 20%. The value of our contract portfolio exceeds EURO 250 million. EUROPEAN DYNAMICS is a renowned supplier of IT services to government institutions, multinational corporations, public administrations and multinational companies, research and academic institutes.

As part of our dedication to the diversity of our workforce, we are committed to Equal Employment Opportunity without regard for race, color, national origin, ethnicity, gender, disability, sexual orientation, gender identity, or religion.

EUROPEAN DYNAMICS (ED) adheres to the General Data Protection Regulation principles by applying its Privacy Policy as published in www.eurodyn.com/privacy. By submitting an application to this position and by sharing your personal data with ED, you acknowledge and accept its Policy and authorise ED to process your personal data for the purposes of the company's recruitment opportunities, in line to the Policy.

Furthermore, when providing your data, it is up to you to explicitly consent that your data can be assessed for future job openings, for as long as you do not withdraw such consent. If you do not consent, we will not be able to consider the data you provide to us for future job openings.

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