Senior Oracle DB Developer

Job Description :

Our client is seeking a Senior Oracle DB Developer for a long-term program. You will work on new developments as well as corrective and evolutive maintenance in a full-time role based in Brussels.

Role & Responsibilities
Design and validate relational data models in 3NF based on functional analysis
Design and validate data models using Data Vault, Star Schema, or similar approaches
Implement data models and business logic in SQL and PL/SQL on Oracle databases
Ensure code quality and proper promotion management across environments (dev, test, acc, prod)
Analyse and optimise database and application performance (SQL and PL/SQL tuning)
Manage and validate deployment scripts across environments
Contribute to peer reviews and maintain up-to-date technical documentation

Profile / Requirements :

Technical Skills
Minimum 5 years Oracle DB development experience
Minimum 5 years SQL and PL/SQL development experience
Strong relational data modelling skills (ERD, 3NF)
Experience designing Data Vault and Star Schema architectures
Daily practice with GIT as Source Code Manager
Practical experience with Scrum / Agile ways of working
SQL and PL/SQL performance optimisation
Task and issue tracking with Jira
General database administration (security, tablespaces, schemas)

Languages
Native level in Dutch or French (C2)
Good level in the other national language (B1)
Good working level of English (B2)

Soft Skills
Understanding of IT landscape and business stakes in large industrial/railway environments
Ability to integrate smoothly into existing teams
Strong presentation skills and professional attitude
Clear, efficient communication with stakeholders and management
Structured, disciplined, long-term commitment

About us :

Médiane Benelux: Career Booster!

Since 2017, and with over 35 years of experience in France and Italy, Médiane Benelux is an engineering company specializing in software, electronics, and cybersecurity across key sectors such as Railways, Automotive, Energy, Medical, Aerospace, Space, Telecoms, Industry, and Defense.

What we offer:

- IT consulting and strategy
- Digital transformation and IoT solutions
- Project management and process optimization

As specialists in electronics, development, and embedded systems design, we operate from sensor to cloud.

Why choose Médiane Benelux?

- Human-sized company: Promotes teamwork and collaboration in a dynamic and stimulating environment
- Sharp technical expertise and tailored solutions for each sector
- Talent support: Personalized follow-up, continuous training, and skill development for our employees
- Custom solutions tailored to the specific needs of each client
- Culture of innovation: Participation in innovative and varied projects
- Ecovadis Gold certification: Commitment to equality, well-being, and responsibility
- Human values: Commitment, Respect, Trust, Listening
"Happy at Work" and "Happy Clients" labels by Choose my Company: A fulfilling work environment and optimal client satisfaction