ING

Digital banking and sustainable lending

Oracle Database Developer - Financial Markets

Data EngineeringConfirmed live in the last 24 hours

Full-timePLN9.6k - PLN22kIn-person

About the Job

Requirements

At least five years of experience with Oracle and SQL.
Advanced PL/SQL development experience, including stored procedures, packages, and functions.
Experience with triggers, views, materialized views, and performance tuning.
Understanding of transaction management, locking, and optimization.
Experience building database-centric middleware or data integration layers.
At least five years of experience with Python and shell scripting for automation and data processing.
Experience designing data pipelines for ingestion, transformation, modelling, and storage.
Experience with near real-time or transactional systems.
Problem-solving and solution design skills.
Experience with Git and continuous integration and continuous delivery pipelines.
At least five years of banking experience is expected for the domain expertise; Financial Markets experience is ideal.
Knowledge of exchange-listed products, including equities and commodities.
Familiarity with Agile or Scrum.

Responsibilities

Design, build, and maintain data workflows, ETL/ELT pipelines, and integration processes.
Develop Oracle-based data solutions for 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 and drive continuous improvement.
Own solutions end-to-end, from design and implementation through testing and production support.

Desired Qualifications

Experience with Azure DevOps.

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".

About the Company

ING

Digital banking and sustainable lending

ING provides digital banking and financial services to individuals and businesses worldwide. Its products and services include online and mobile banking, lending, payments, and advisory services designed to be frictionless so customers can make confident financial decisions. ING differentiates itself by focusing on sustainable choices, responsible lending, and sharing knowledge to help customers and partners realize their visions for a better future. The bank emphasizes empowerment over judgment and aims to finance change, partner with customers, and continuously innovate in a sustainable way. Its goal is to help people and businesses progress toward their goals while reducing barriers and making banking easier and more responsible.

Company size: 10,001+
Company stage: IPO
Headquarters: Amsterdam, Netherlands
Founded: 1991

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