Senior Oracle Data Engineer – Real-Time Trading Platforms

ING Hubs Romania; Warszawa; On-site; PLN 107,000 - 246,000; Full time

Job summary

ING Hubs Poland is hiring a data engineer to design, build and maintain data workflows and ETL/ELT pipelines powering global trading platforms.

You will develop Oracle-based data solutions with strong SQL and PL/SQL, implement fast, secure data processing, and collaborate with international teams in an Agile environment.

The role offers hands-on ownership from design to production support, with exposure to real-time data and modern tooling.

Qualifications

• 5+ years of strong Oracle/SQL experience.
• 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.

Responsibilities

• 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

Skills

Oracle/SQL

PL/SQL

Stored procedures

Triggers

Views

Materialized views

Performance tuning

Python

Shell scripting

Data pipelines

Near real-time systems

Transaction management

Automation

CI/CD pipelines

Git

Azure DevOps

Tools

Azure DevOps

Git

Job description

ING Hubs Poland is hiring a data engineer to design, build and maintain data workflows and ETL/ELT pipelines powering global trading platforms.

You will develop Oracle-based data solutions with strong SQL and PL/SQL, implement fast, secure data processing, and collaborate with international teams in an Agile environment.

The role offers hands-on ownership from design to production support, with exposure to real-time data and modern tooling.