Oferty dla System Developer praca Polska

22.01.2026 | Pełny etat | Poznań | AllegroWith a team of skilled mobile engineers with high seniority level. You will also be part of Allegro’s mobile community composed of more than 100 mobile developers. In our community, we actively share knowledge as part of our daily code review work and at dedicated company events. We have time dedicated

22.01.2026 | Pełny etat | Łódź | Knowit Poland sp. z o.o.Senior Backend Developer (JavaTypescript) Miejsce pracy Łódź Technologie, których używamy Wymagane Java Spring Boot TypeScript Postman Hibernate Gradle JUnit Jenkins GitHub System operacyjny Windows O projekcie Dla naszego zagranicznego klienta z branży finansowej poszukujemy dewelopera/kę

22.01.2026 | Pełny etat | Kraków | DATAGROUP POLSKA SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄMainframe Developer (m/f/d) Miejsce pracy Kraków Technologies we use Expected COBOL JCL SQL z/OS IBM DB2 CICS IMS/DC ISPF RACF TWS/OPC FileAid Xpediter JIRA About the project We are looking for mainframe developers and administrators with at least 3 years of professional experience and excellent

22.01.2026 | Pełny etat | Wysokie Mazowieckie | Sii Sp. z o.o.KDB Developer (f/m/x) Miejsce pracy Warszawa Technologies we use Expected KDB Python Optional Machine Learning pykx About the project Become part of our financial client’s team and help develop advanced quantitative research and execution platforms supporting global markets. In this role, you

22.01.2026 | Pełny etat | Szczecin | Sollers ConsultingVector databases and retrieval logic. Implement integrations with external systems, internal APIs and AI model endpoints. Design and develop agent-based architectures and orchestrations for complex workflows. Work with Docker and Docker Compose to create reproducible development and production

22.01.2026 | Pełny etat | Kraków | SMF POLAND SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄMainframe Developer - COBOL Miejsce pracy Kraków Technologies we use Expected COBOL JCL DB2 Your responsibilities Development and adaptation of existing mainframe systems Analysis of customer requirements and optimization of existing applications Creation and maintenance of JCL scripts Support of

22.01.2026 | Pełny etat | Gdańsk (Gdańsk) | RR Donnelley GTS Poland Sp. z o. o.IT Quality Assurance Engineer (M/K/X) Miejsce pracy Gdańsk Technologies we use Operating system Windows Your responsibilities Work with Business Analysts, Software Developers and End Users to ensure that system functionality is understood and works according to specifications, Develop Test scripts

22.01.2026 | Pełny etat | Kraków | RR Donnelley GTS Poland Sp. z o. o.IT Quality Assurance Engineer (M/K/X) Miejsce pracy Kraków Technologies we use Operating system Windows Your responsibilities Work with Business Analysts, Software Developers and End Users to ensure that system functionality is understood and works according to specifications, Develop Test scripts

22.01.2026 | Pełny etat | Łódź | Rossmann SDPAI Solution Developer (M/K) Miejsce pracy Łódź Technologie, których używamy Wymagane Python REST API Webhooks Docker GCP Azure RabbitMQ Pub Git System operacyjny Windows Twój zakres obowiązków projektowanie i implementacja zachowań agentów AI - od podstawowej logiki, po bardziej złożone