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ADact digital logo

act digital

Katowice, pl

Senior Software Engineer (HR).

SENIOR LEVELENGINEERING
  • We are looking for a motivated Senior Software Engineer to join our international team.
  • In this role you will design, build, and deliver applications powering the platform used by our customers every day. Working in an Agile environment, you will cooperate with Product Managers, Business Analysts and QAs on daily basis to support our applications and implement new functionality.
  • 5+ experience with Java.
  • Good knowledge of Object-Oriented Principles and Design Patterns.
  • Experience with building RESTful services in Spring Boot.
  • Good knowledge of SQL, exposure to Hibernate/JPA/Spring JDBC.
  • Ability to design and optimize systems for scalability and performance.
  • Understanding of multi-threading and concurrency.
  • Experience using standard software development tools (e.g. IntelliJ, JUnit, JMeter, Maven, Jenkins, Git, Jira)..
  • Network protocols understanding; Unix user level skills.
  • Ability to lead the delivery of technical projects. 
  • Excellent communication skills; problem solving mindset; collaborative approach, can-do attitude.
  • Bachelor’s or Master’s degree in Computer Science or equivalent technical field.
  • Certifications in Java or Cloud are a plus.
  • English min B2.
  • Polish language is mandatory.

Nice to have

  • Experience with non-SQL databases (e.g. MongoDB) is a plus.
  • Cloud (Azure, AWS or GCP) insight, containerization (Docker, Kubernetes).
  • Practice in a multi-tier, async, distributed architecture environment is a plus.
  • Exposure to streaming queues like Kafka or RabbitMQ.
  • Work model: Hybrid from Katowice
  • Type of contract: B2B
  • Rate: up to 180 PLN/H net + VAT
  • Start: ASAP
  • Project: Longterm

We offer

  • Access to local and international projects - Clients from France, Germany, Portugal, UK, and Benelux.
  • Professional development support - trainings, technical certificates, conference participation, foreign language classes, and soft skills trainings are subsidized for up to 2 000 PLN.
  • Bonus for recommending Candidates starting from 6 000 up to 10000 PLN.
  • Fully paid Medicover healthcare card.
  • Psychological support program WellBee.
  • Multisport card.
  • Regular integration events and gifts.
  • Long-term cooperation.
  • Relocation Program.

If You applied for this position the Controller of your personal will be  ACT DIGITAL POLSKA Sp. z o.o., with its registered office at Przyokopowa 31, 01-208 Warsaw. The personal data provided by you will be processed for the purpose of the recruitment process and for future recruitment processes. You will have the right too choose one or both options on next page.

You have the right to access the content of your data, request their rectification, erasure, restriction of processing, the right to data portability, the right to object to the processing of your data and the right to lodge a complaint to the President of the Personal Data Protection Office.

Pay
Not stated
Where
Katowice, pl
Work
Not stated
Type
Not stated
Posted
22 Oct, 2026
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