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Oracle Database Developer – Financial Markets
senior · Technology / Software Development
ING Hubs Poland is hiring!
The expected salary for this position:
9 600 - 20 000 PLN - Engineer III
13 000 - 22 000 PLN - Engineer IV
The financial ranges specified in the announcement are adjusted and may differ from the range specified in the remuneration regulations.
Join ING Hubs Poland and build high‑performance, mission‑critical data and trading platforms used across global Financial Markets.
What you’ll do
- Design, build, and maintain data workflows, ETL/ELT pipelines, and integration processes
- Develop robust Oracle-based data solutions powering transactional and near real-time systems
- Implement high-performance, secure, and scalable data processing pipelines
- Build automation, monitoring, and testing frameworks for data workflows
- Collaborate with global teams in an Agile setup, driving continuous improvement
- Own your solutions end-to-end: design → implementation → testing → production support
What you bring
Core expertise
- Strong Oracle / SQL (5+ years)
- Advanced PL/SQL development: stored procedures, packages, functions
- Experience with triggers, views, materialized views, and performance tuning
- Understanding of transaction management, locking, and optimization
- Experience building database-centric middleware / data integration layers
- Python & shell scripting (5+ years) for automation and data processing
- Experience designing data pipelines (ingestion, transformation, modelling, storage)
- Experience with near real-time or transactional systems
Engineering mindset
- Strong problem-solving and solution design skills
- Experience with Git and CI/CD pipelines (Azure DevOps is a plus)
- Comfortable working in distributed, international teams
Domain & extra points
- Experience working in banking (5+ years), ideally Financial Markets
- Knowledge of Exchange Listed products (Equities, Commodities)
- Familiarity with Agile / Scrum
What we value
- Ownership and accountability
- Clear, open communication
- Curiosity and continuous learning
- Drive to improve systems, teams, and ways of working
Why join us
- Work on real-time trading platforms with global impact
- Combine deep Oracle engineering with modern data tooling
- Grow in a culture that values craftsmanship, autonomy, and learning
The role naming convention in the global ING job architecture will be “Engineer III" or "Engineer IV".