Oracle Developer – Financial Markets

REQ-10113078
15/04/2026
IT Engineering
Katowice, Polonia
Varsavia, Polonia
Warszawa
ING Hubs

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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".

The financial ranges specified in the announcement are adjusted and may differ from the range specified in the remuneration regulations.

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