Data Flow Engineer
Salary context for this role
JobGrid.eu combines visible employer pay, official public benchmarks, and current JobGrid listings for Data Engineer.
Official sector context
EUR 14.78 / hour Approx. EUR 30,742 / yearPoland country-level public salary context for Professionals in Information and communication; not a role-specific salary estimate, based on 2022 earnings data.
- Match quality
- Context only, not a role salary
- Geography
- Country-level
- Sector
- Information and communication
- Occupation group
- Professionals
- Salary observations
- 2022 earnings survey
- Official record updated
- Feb. 9, 2026
- Checked by JobGrid
- May 11, 2026
JobGrid listing details
JobGrid.eu keeps the employer description in its original language and adds clear listing facts, freshness, and source context so candidates can evaluate the role before applying.
- Key details
- 1 location, IT, Data Engineer, Hybrid, Full time
- Current openings
- 16 active jobs
- Original language
- English
- Source and freshness
- Collected from public career pages and reviewed through JobGrid.eu source availability checks. Last verified: May 14, 2026.
- Apply path
- JobGrid.eu sends candidates to the original application page and adds non-personal referral parameters.
Why are you looking for a job?
If your answer ticks all the boxes, this could be the start of a great collaboration.
- You have a curious mind - You won't understand what we're talking about if you don't 🤔
- You want to learn more around technology - You won't survive if you don't 😱
- You want to make the world a bit better - We don’t like you if you don’t 😎
We happen to be just like that as well. We like hacking things here and there (you included) and create scalable solutions that bring value to the world.
SquareDev? 🐿️
We use state-of-the-art technology to build solutions for our customers and our partners' customers. We make sure we stay best-in-class by participating in research projects across Europe, collaborating with top universities and enterprises on AI, Data, and Cloud.
About QnR Group
SquareDev is a member of the QnR Group, a leading technology organization specializing in end-to-end custom software solutions, Artificial Intelligence, Cybersecurity, SAP S/4HANA, SAP Business One, ServiceNow, and FinTech solutions.
As part of QnR Group's ongoing expansion — both in Greece and internationally — we are continuously hiring across a wide range of tech roles. Successful candidates may be hired by QnR Group, or another company within the Group, depending on the role and project.
Role overview
We are looking for a Data Flow Engineer to join a project with one of our public-sector clients in Warsaw. In this role, you will design and run complex data pipelines that move, transform and deliver data across our systems. Your main toolbox will be Apache NiFi (Cloudera DataFlow), together with Kafka, Iceberg and the wider Cloudera Data Platform. You will work closely with data engineers, architects and business teams to make sure our data flows are reliable, secure and well documented.