Senior Power BI & Data Specialist

At Quento, the ICT arm of the Qualco Group, we deliver comprehensive and innovative solutions across AI, Digital Engineering, Cloud, and Cybersecurity, helping businesses accelerate digital transformation. With a presence in Greece, Luxembourg, and Belgium, and backed by the expertise of the Qualco Group, we combine deep technical knowledge with strategic partnerships to support business growth.
At Quento, we empower our people to innovate and lead in delivering transformative ICT solutions to our clients worldwide. Our high-performing, dynamic, and collaborative environment fosters professional growth at every stage.
Quento Technologies seeks a highly motivated Senior Power BI & Data Specialist:
Responsibilities:
Design, develop, and maintain Power BI dashboards, reports, and analytical solutions.
Develop and optimise data models using Power BI and Power Query.
Create data processing and automation solutions using Python.
Write, optimise, and maintain SQL queries supporting reporting and analytical activities.
Leverage Databricks and modern analytics platforms to support scalable reporting and data-driven decision-making.
Gather, analyse, document, and validate business requirements.
Translate business needs into technical and analytical solutions.
Support the development of intuitive and user-friendly analytical interfaces.
Explain technical concepts, opportunities, and constraints to non-technical stakeholders.
Facilitate discussions and workshops with business and technical teams.
Support the evolution and continuous improvement of data products and analytics services.
Collaborate with stakeholders in an international and multicultural environment.
Promote analytics best practices, data quality, and continuous improvement initiatives.
Other tasks as assigned by supervisor
Ensuring that all activities and duties comply fully with regulatory requirements, including the Group Anti-Bribery and Corruption Policy.
Requirements
Bachelor's degree in Computer Science, Engineering, Data Science, Information Systems, Mathematics, or a related field.
At least six (6) years of experience, after having completed university studies, in data management and software development. Proficiency in two or more of the following areas: business intelligence tools, data visualisation, controlled terminologies, business glossaries and ontologies, data architectures, data integration pipelines, data validation processes and pipelines, and master data management.
Strong hands-on experience with Power BI, including: Data modelling, Power Query, Dashboard and report development, Semantic models
Strong experience with Python for data analysis, automation, and reporting solutions.
Experience working with Databricks, SQL, Python, cloud-based analytics environments, and containerized platforms utilizing Kubernetes for scalable data and reporting solutions.
Experience with data integration and analytics platforms, gathering and documenting business requirements from technical and non-technical stakeholders, and translating business needs into technical deliverables and analytical solutions.
Experience developing or supporting analytical and user-facing reporting interfaces.
Ability to explain technical concepts to business audiences.
Familiarity with modern BI and data engineering practices.
Ability to confidently facilitate discussions and workshops with both business and technical stakeholders in English, fluency in English at C1 level or higher according to the CEFR (Common European Framework of Reference for Languages).
Advantageous:
Experience working in international, regulated, or public-sector environments.
Experience supporting enterprise-scale analytics initiatives.
Exposure to cloud-based analytics and data platforms.
Familiarity with AI-assisted analytics, advanced reporting capabilities, or data-driven automation solutions.
Experience with data governance or data product management concepts.
Benefits
This role is to be performed offsite under a B2B contract
CV submitted in English.
Your race, gender identity and expression, age ethnicity or disability make no difference in Quento we want to attract, develop, promote, and retain the best people based only on their ability and behavior.
Disclaimer: Quento collects and processes personal data in accordance with the EU General Data Protection Regulation (GDPR). We are bound to use the information provided within your job application for recruitment purposes only and not to share these with any third parties. For more details on the processing of your personal data during the Recruitment procedure, please be informed in the Recruitment Notice - QUALCO Group, before the submission of your application.

Work arrangement
No