At Uni Systems, we are working towards turning digital visions into reality. We are continuously growing and we are looking for a Oracle Database Architect to join our UniQue team.
What will you be doing in this role?
- Advise both the client and development teams on the which architecture to implement and Optimise the overall architecture.
- Provision of technical evaluations and audit reports for databases.
- Reverse engineering of existing databases.
- Develop best practices for standard naming conventions and coding practices to ensure consistency of data models and databases.
- Data analysis and modelling.
- Database design and implementation.
- Development, maintenance and integration of database components.
- Integration with other databases.
- Elaboration of test programs.
- Writing of technical documentation.
- Assistance with deployment and configuration of the system.
- Troubleshooting and optimization.
- Resolve complex performance issues.
- Risk analysis.
- Participation in meetings with the project teams.
Requirements
What will you be bringing to the team?
- Master's degree in IT and minimum 15 years of relevant experience (or Bachelor's in IT and minimum 19 years of experience).
- Experience with Oracle database architecture, including designing, optimizing, and advising on high-performance Oracle database solutions for enterprise environments.
- Experience with Oracle databases (preferably 12c), including complex schema architecture, query optimization, and performance monitoring.
- Experience in data modelling and database design tools (e.g., SQL Developer Data Modeler,)
- Experience with Oracle development tools (e.g., Oracle SQL Developer, PL/SQL development) and Oracle Recovery Manager.
- Experience with ETL design, integration tools, and cloud-native data solutions (e.g., AWS RDS, Azure SQL, Google Cloud Spanner).
- Experience of database security and database development best practices.
- Experience of database release management.
- Experience working within Agile methodology.
- Experience of master data management.
- Experience of unit testing.
- Experience of non-relational databases would be considered an asset.
- Experience working with virtualization technologies such as VMware would be an advantage.
- At least one certification in cloud technologies or data management is mandatory.
- Proficiency in English language at a minimum B2 level.
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 for more information.
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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.









