Level

ING

Oracle Database Developer – Financial Markets

AI in this role

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".

How we score this

Oracle Database Developer – Financial Markets at ING scores 31 out of 100 on AI centrality, which makes it AI Level 1 of 4 (Little AI) on this board. The level measures how much of the work is AI, not seniority.

Classification

AI Level 1. The work itself involves no AI, or AI only appears as scenery, such as a company tagline.

  1. AI Level 480 to 100
  2. AI Level 360 to 79
  3. AI Level 240 to 59
  4. AI Level 10 to 39

Bands come from how often the tools, models and workflows of the role are named in the posting itself. Open the description and count.

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