3,364 principal java developer jobs in Polska.

The Mission: In this role, you will lead organizations through digital evolution by providing strategic business advisory and deploying cutting-edge MS Dynamics 365 BC environments.

... deepen technical and business knowledge., Contributing to continuous improvement of engineering standards and best practices. Minimum 3 years of experience as a Java/JEE developer., Minimum 3 years of experience as an Angular developer., Knowledge of JavaScript, TypeScript, RxJS and HTML5., Understanding of multithreaded programming ...

... banking — craft secure, high-performance financial solutions that redefine digital finance! Warsaw-based opportunity with hybrid work model. As a Senior .NET Developer, you will be working for our client, a leading innovator in online banking, supporting the development and maintenance of cutting-edge financial solutions. ...

... Familiarity with CI/CD workflow operations - Good communication skills and a collaborative mindset - Fluency in Polish and English We are looking for a PHP Developer to join a project focused on building a new platform for managing leasing operations across various countries. You will play a crucial role in developing the ...

Veracity Ventures Inc. is seeking an experienced Salesforce Developer to design, build, and deploy scalable Salesforce solutions from a remote Canada-based location. You will work on complex cloud CRM projects, leveraging your hands-on expertise gained over 5+ years. You will develop Apex classes and LWC components, integrate ...

... Learning algorithms, enabling advertisers to generate outstanding results and reach their goals at every stage of the funnel. We are looking for a Backend Python Developer to join our internal team at RTB House. You will work on applications and tools that directly support our real-time bidding business, collaborating with experienced ...

We are looking for a PHP Developer to join a project focused on building a new platform for managing leasing operations across various countries. You will play a crucial role in developing the Calculator engine, which powers the calculations behind offers and quotations. This position offers a hybrid work mode (50% from ...

... oraz platformy kafeteryjnej zgodnie z obowiązującymi zasadami współpracy. Stos technologiczny - wpisz 3 lub 4 główne technologie oddzielając je przecinkiem np: Java, AWS, Spring, Hibernate Angular, JavaScript, HTML5, CSS3 Model współpracy - jeśli jest taka konieczność zmień na UZ B2B Doświadczenie - wpisz Junior lub Regular ...

com/link/KcGam0aMb1Rzmt2V współpracuje z markami takimi jak RTV EURO AGD, Wittchen, Agata, Tubądzin, Gemini Polska, Super‑Pharm czy LuxMed, realizując projekty na styku technologii, danych i doświadczenia użytkownika. Możliwy jest również wybór innej formy współpracy. Publikowane widełki dotyczą współpracy B2B.

... Łódź, PL, 90-118 Working place: Hybrid Type of contract: contract of employment Salary range: 13800 PLN gross-21200 PLN gross What will you do? As Senior iOS Developer you will be responsible for implementing high-quality solutions for the Client from the financial sector. On a daily basis you will work in Scrum, create cutting ...

com/link/KcGam0aMb1Rzmt2V współpracuje z markami takimi jak RTV EURO AGD, Wittchen, Agata, Tubądzin, Gemini Polska, Super‑Pharm czy LuxMed, realizując projekty na styku technologii, danych i doświadczenia użytkownika. Możliwy jest również wybór innej formy współpracy. Publikowane widełki dotyczą współpracy B2B.

... enterprise environments Strong background in Virtual Agent, conversational experiences, and AI-driven automation Advanced ServiceNow development skills, including JavaScript, integrations, APIs, and workflows Deep understanding of ITSM processes and ServiceNow best practices Hands-on expertise with ServiceNow AI, Now Assist, ...

... enterprise environments Strong background in Virtual Agent, conversational experiences, and AI-driven automation Advanced ServiceNow development skills, including JavaScript, integrations, APIs, and workflows Deep understanding of ITSM processes and ServiceNow best practices Hands-on expertise with ServiceNow AI, Now Assist, ...

Who we are looking for We are seeking for Python Developer with experience in building AI systems. This role requires deep expertise in Python, experience or exposure to leading agent orchestration frameworks (ADK, LangChain, LangGraph, etc.), and extensive experience leveraging Google Cloud Platform’s Vertex AI suite. ...

How you will get the job done - building scalable services using Java - designing and maintaining REST APIs for AEM and frontend part - integrating with external systems (search, marketing, data, 3rd Party integrations) - ensuring performance, reliability, and security - delivering end-to-end features across AEM - backend ...

Who we are looking for We are seeking for Python Developer with experience in building AI systems. This role requires deep expertise in Python, experience or exposure to leading agent orchestration frameworks (ADK, LangChain, LangGraph, etc.), and extensive experience leveraging Google Cloud Platform’s Vertex AI suite. ...

Expected, Java, Scala, SQL, Kafka About the project, We are looking for a skilled Java Developer to join a project for a global leader in shipping and logistics. In this role, you will work remotely and collaborate with data scientists, ML engineers, and business stakeholders to design and implement reliable AI workflows ...

... quality, performance, and security across a complex ecosystem of interconnected platforms. Your tasks Designing, developing, and maintaining automated tests using Java and Selenium Writing and executing BDD test scenarios in Gherkin Identifying, prioritizing, and analyzing defects Preparing clear and comprehensive test reports ...

... zagadnień związanych z genAI oraz Agentic AI Ukończone studia wyższe z informatyki, matematyki, inżynierii lub nauk pokrewnych Doświadczenie w wykorzystaniu Javascript/Typescript oraz frameworków React/React Native Praktyczna znajomość narzędzi developerskich wspieranych przez AI, takich jak Claude Code, Codex czy GitHub ...

... application development with strong troubleshooting and issue resolution in high-pressure environments - Proficiency in one or more programming languages (Python, Java, Kotlin, Go, C#) and Web API development; experience building and maintaining scalable, secure backend services - Experience with React for dynamic, interactive, ...