# Oracle Database Developer – Financial Markets at ING

> Open job at ING in Katowice, Warsaw, Poland. Workplace: On-site.

Source: Poland Dev Jobs, https://poland-devjobs.com/jobs/ing-oracle-database-developer-financial-markets-a6crbo4
Posted 21 July 2026. Last checked on the employer's career site: 4 November 2026.

## Facts

- Company: [ING](https://poland-devjobs.com/companies/ing)
- Location: Katowice, Warsaw, Poland
- Workplace: On-site
- Employment type: Full-time
- Salary: zł 9,600–20k / month
- Polish: Not required
- Skills: Azure, Python, SQL
- Not mentioned in the job post: visa sponsorship, relocation, where you can apply from

## Job description

**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 to apply

Apply on the job page, https://poland-devjobs.com/jobs/ing-oracle-database-developer-financial-markets-a6crbo4: its Apply button opens the employer's own application page.

## More jobs from ING

- [Data Engineer](https://poland-devjobs.com/jobs/ing-data-engineer-2ysyy9r): ING, Warsaw, Poland. On-site. Salary: zł 13k–25k / month. Posted 3 November 2026.
- [Project Manager / IT Integrator](https://poland-devjobs.com/jobs/ing-project-manager-it-integrator-bmtkdma): ING, Katowice, Poland. On-site. Salary: zł 13k–19k / month. Posted 29 October 2026.
- [Credit Risk Senior Model Developer](https://poland-devjobs.com/jobs/ing-credit-risk-senior-model-developer-9xe6q93): ING, Warsaw, Poland. On-site. Posted 27 October 2026.
- [Senior Data Analyst in Risk Area](https://poland-devjobs.com/jobs/ing-senior-data-analyst-in-risk-area-55f3rat): ING, Warsaw, Poland. On-site. Salary: zł 9,600–18k / month. Posted 26 October 2026.
- [Data Analyst in Risk Reporting](https://poland-devjobs.com/jobs/ing-data-analyst-in-risk-reporting-tjbp24q): ING, Warsaw, Poland. On-site. Salary: zł 9,600–18k / month. Posted 26 October 2026.