Oracle Database Developer – Financial Markets

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 buildhigh‑performance, mission‑critical data and trading platforms used across global Financial Markets.

What you’ll do

• Design, build, and maintaindata workflows, ETL/ELT pipelines, and integration processes
• Develop robustOracle-based data solutions powering transactional and near real-time systems
• Implementhigh-performance, secure, and scalable data processing pipelines
• Buildautomation, monitoring, and testing frameworks for data workflows
• Collaborate with global teams in anAgile 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 withtriggers, views, materialized views, and performance tuning
  • Understanding oftransaction management, locking, and optimization
  • Experience buildingdatabase-centric middleware / data integration layers
• Python & shell scripting (5+ years) for automation and data processing
• Experience designingdata pipelines (ingestion, transformation, modelling, storage)
• Experience withnear real-time or transactional systems

Engineering mindset

• Strongproblem-solving and solution design skills
• Experience withGit and CI/CD pipelines (Azure DevOps is a plus)
• Comfortable working indistributed, international teams

Domain & extra points

• Experience working inbanking (5+ years), ideally Financial Markets
• Knowledge ofExchange Listed products (Equities, Commodities)
• Familiarity withAgile / 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 onreal-time trading platforms with global impact
• Combinedeep Oracle engineering with modern data tooling
• Grow in a culture thatvalues craftsmanship, autonomy, and learning

The role naming convention in the global ING job architecture will be “Engineer III" or "Engineer IV".