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Company Description
Our mission as a company providing IT services is to provide our clients all over the world with the best solutions. We manage to do this by analyzing the needs of our clients and matching them to the skills and aspirations of our employees. Therefore, one of our main motivations is to provide each Employee and Consultant with a satisfying experience. Joining us means being part of a community with diverse personalities. Start your adventure with ACT DIGITAL!
Job Description
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.
Our mission as a company providing IT services is to provide our clients all over the world with the best solutions. We manage to do this by analyzing the needs of our clients and matching them to the skills and aspirations of our employees. Therefore, one of our main motivations is to provide each Employee and Consultant with a satisfying experience. Joining us means being part of a community with diverse personalities. Start your adventure with ACT DIGITAL!
Job Description
- 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.
- 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
- 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.
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.
Key Skills
Ranked by relevance
sql
containerization
jenkins
docker
kafka
maven
cloud
junit
java
unix
git
aws
gcp
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- Posted
- Sep 10, 2025
- Type
- Contract
- Level
- Mid-Senior
- Location
- Katowice
- Company
- Alter Solutions Group
Industries
Software Development
Categories
Information Technology
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2026-04-11
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