At Uni Systems, we are working towards turning digital visions into reality. We are continuously growing and we are looking for a Data Engineer to join our UniQue team.
What will you be doing in this role?
- Collect and analyze business requirements; define robust data models and scalable architectures.
- Design and build scalable, reliable data pipelines and workflows in cloud environments.
- Apply DevOps practices, including Git-based version control and participation in CI/CD pipelines.
- Ensure data quality, security, and governance standards are maintained across all data-related activities.
- Collaborate with cross-functional teams to align data solutions with business needs and quality expectations.
- Specify and design presentation interfaces with optimal usability and user experience.
- Document processes and tasks to ensure transparency, explainability, and team-wide understanding.
- Support the integration of AI-based enrichment and transformation processes into existing data pipelines and workflows.
Requirements
What will you be bringing to the team?
- Master's degree in IT with minimum 11 years of relevant experience (or Bachelor's degree and minimum of 15 years relevant experience).
- Εxcellent knowledge in Python, Spark and SQL.
- Εxcellent knowledge in designing and building ETL pipelines using tools such as Azure Synapse, Microsoft Fabric and/or AWS Glue.
- Εxcellent knowledge of data modelling and database design principles using the Medallion Architecture.
- Good knowledge of business intelligence tools, notably Microsoft Power BI.
- Knowledge of Machine Learning, Natural Language Processing and Large Language Models (LLMs) fundamentals.
- Ability to integrate AI and ML techniques into data workflows for enrichment, categorisation and transformation.
- Strong, hands-on coding ability for data processing, analytics, and automation.
- Ability to collect, analyse and translate business needs into technical specifications.
- Skills in designing conceptual, logical and physical data models.
- Ability to extract, transform, load, clean and merge datasets from multiple sources.
- Experience with automated workflows and orchestration tools.
- Ability to handle large and complex datasets efficiently.
- Desirable
- Understanding of Microsoft Power Platform (e.g., Power Automate, SharePoint Lists).
- Good knowledge of Microsoft Fabric components, including Lakehouses, Pipelines, Dataflows Gen2, Notebooks, and Semantic Models.
- Good knowledge of cloud environments (AWS or Microsoft Azure).
- Understanding of DevOps practices, including Git workflows and CI/CD pipelines, with experience using tools such as Azure DevOps, GitHub, and GitLab.
- Knowledge of no-code/low-code data science platforms such as KNIME and/or Dataiku.
- Experience documenting and organizing processes using task management tools (e.g., Jira, OpenProject) and documentation platforms (e.g., Confluence, GitLab Wiki, GitHub Wiki).
- Proficiency in English at least at level B2.
At Uni Systems, we are providing equal employment opportunities and banning any form of discrimination on grounds of gender, religion, race, color, nationality, disability, social class, political beliefs, age, marital status, sexual orientation or any other characteristics. Take a look at our Diversity, Equality & Inclusion Policy for more information.
Top Skills
What We Do
Uni Systems, a member of Quest Group, has been a reliable ICT partner to companies and organizations in the European market for over 60 years. We are the first IT company founded in Greece, in 1964, and we have been supporting our clients ever since. Trusting customers, extensive solutions offering, strong partnerships and experienced people, those are the main grounds for Uni Systems’ rapid expansion of operations across geographies and industries.
With more than 1450 specialized ICT professionals, established presence in more than 20 countries, and branches and subsidiaries in the heart of the European Union (Athens, Barcelona, Brussels, Bucharest, Luxembourg and Milan), we are effectively addressing the needs of European and International organizations and institutions and delivering value-added integrated solutions to our customers.
Through our strong industrial vertical expertise, supported by the range of our horizontal solutions, we hold a substantial and successful track record in the delivery and implementation of large-scale, mission-critical projects in the sectors of Banking & Finance, Enterprise & Utilities, Government, and Telecommunications, as well as in EU Institutions and Agencies.
Participations in real commercial implementations of best practices (i.e. ITIL, RUP, PRINCE2, PMI), has provided our people with significant experience, unique know-how and proven capability in designing, implementing and successfully supporting complex ICT projects, through a range of solutions and business areas.
At Uni Systems, we support innovation, and we have been investing in the European and National research ecosystem. Our Research and Innovation (RDI) department has been successfully bidding and winning a series of research programs in promising technological areas, such as 5G, AI in Health, and Blockchain in Governance.
Enabling our clients' digital transformation journey is our passion and we remain strongly committed to it.








