Senior Java Developer (Polish-speaking) - Freelance
This is the employer's own posting, not a copy on a job board.
What we know
Is it still open?
Confirmed still open
Last checked 2d ago — checked against the employer's own applicant tracking system, which is the company answering directly.
We re-read the employer's own applicant tracking system and the posting was still there. That is the company answering directly.
How old is it?
Posted 48d ago
The date the source published, not the day we noticed it (2026-09-15). Last seen at its source 1h ago.
We have tracked this listing since 15 Sep 2026 (47 days). The employer's board dropped it once and re-listed it; it was last seen there 1 hour ago.
Is it remote?
Marked remote on the employer's board
Their board carries a remote setting on this posting — a field they filled in, not wording we read. The location field names somewhere specific, which is usually where the team or the entity sits.
Who may apply?
Poland
The description states no restriction of its own. This is the source's own tag.
Pay not stated
Similar roles pay PLN 305.4k–418.7k/yr
Middle 50% of 26 listings that do state pay — Engineering · Senior · Poland · PLN/year. This employer has published no salary; this is what comparable listings we hold disclose, never converted between currencies or periods. How this is calculated.
Skills named in the ad
Recognised terms only, from a fixed vocabulary — this is what CV matching compares against.
Carried by 1 source
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Workable employer's own board first seen 47d ago · last seen 1h ago
- posted 2026-10-13
The listing
Netguru is a trusted partner in digital commerce. The company helps leading brands modernize B2B solutions, marketplaces, and retail ecosystems. Since 2008, it has empowered businesses with cutting-edge technology, AI-powered personalization, and world-class engineering and design teams. A certified B Corporation®, Netguru is trusted by major brands including IKEA, VW, OLX, Delivery Hero, Żabka, Wolt, Careem, and Vinted.
How freelancing works at Netguru?
As a Netguru freelancer, you can choose what works well for you. You decide when, where, and how you work on projects and tasks.
We match you with work that fits your skills. Plus, you have access to various opportunities across different industries and companies. That means you will not only gain more experience, but also develop various skills.
But there's more. Netguru freelancers can benefit from full-time collaboration and really be a part of the team.
So, are you ready to make an impact? Join Netguru, and let's build beautiful software together.
We are looking for a Senior Java Developer located in Poland.
Start date: around 09.11.2026
Duration: 3-6 months
Full-time
Hybrid work: 1-2 day per month form office in Warsaw
CET working hours
Rate: up to 160 PLN/h
Requirements
- Fluent Polish.
- English proficiency sufficient to read technical documentation, handle business correspondence, and communicate verbally with external international vendors.
- Knowledge of Java, Spring Boot, Hibernate/JPA, SQL, JUnit, Kafka.
- At least 4 years of experience as a software developer.
- Solid knowledge of design patterns and object-oriented programming principles.
- Knowledge of Azure cloud services.
- Ability to work with data mappings.
- Knowledge of the JSON data format.
- Knowledge of SQL.
- Building data pipelines.
- Ability to work with REST APIs.
- Knowledge of creating topics (Kafka / Debezium).
Benefits
In return, we offer:
- Flexible work;
- work with an experienced team of developers and continuous development of your hard and soft skills;
- dev-friendly processes such as Continuous Integration, Continuous Delivery, Code Review and bug bashes;
- long-term collaboration on challenging products (FinTech, B2B software, E-commerce and more).
Looking for a full-time job? Check out our Career Page and find out more about our open recruitment processes.
If you need any disability-related adaptation at any step of the recruitment process – simply let the recruiter know! We'd be happy to help.