2,746 java back end developer jobs in Warszawa, Polska.

... suppliers, products, and purchasing processes Monitor interfaces, investigate incidents, analyze logs and data flows, and resolve integration-related issues Perform end-to-end testing, ensure system reliability, and drive automation and resilience improvements Create technical documentation, define integration standards, and ...

... lies in providing advanced IT services, with a focus on modern, business-driven technology solutions. On the business side, we also support the Group in various end-to-end insurance processes, including finance, operations, and underwriting. With offices in Warsaw and Gdansk, and strong global partnerships, we foster a dynamic, ...

... processing. Integration with card processing platforms, core banking systems, and Visa / Mastercard. Work with ISO 8583, APIs, and event-driven integrations. End-to-end analysis of authorization → clearing → settlement flows in a high-availability, secure environment. Responsibilities: Translate business requirements into ...

... processing. Integration with card processing platforms, core banking systems, and Visa / Mastercard. Work with ISO 8583, APIs, and event-driven integrations. End-to-end analysis of authorization → clearing → settlement flows in a high-availability, secure environment. Responsibilities: Translate business requirements into ...

... to extract actionable insights for business teams., , Moreover, we are actively leveraging cutting-edge AI to build agentic workflows that capture emerging trends and feed critical intelligence back into partner-support processes. We work in close collaboration with developers and product teams across the entire project ...

... automatyzacją testów oraz klientem biznesowym. Wymagania: Minimum 3 lata doświadczenia w obszarze testowania i automatyzacji testów. Znajomość języków programowania: Java lub C#, HTML, JavaScript, TypeScript, Angular. Znajomość relacyjnych baz danych i języka SQL. Znajomość wybranych narzędzi (Selenium, Protractor, Jenkins, TeamCity, ...

... testowaniu oprogramowania. Minimum 2 lata doświadczenia w automatyzacji testów z wykorzystaniem Selenium WebDriver lub narzędzi pokrewnych. Praktyczna znajomość Java 11+. Znajomość SQL. Doświadczenie w automatyzacji testów API REST/XML/SOAP/JSON. Doświadczenie w pracy z narzędziami do zarządzania testami i raportowania błędów, ...

... and execution. Identify high-potential projects, create a vision, communicate with stakeholders, and above all, execute — through your team, not only yourself. End to end ownership. You will own the projects from conception, through analysis, research, building a proof of concept, testing, to final implementation and deployment. ...

... technical teams, and external partners to ensure successful delivery, adoption, and continuous improvement of business-critical solutions. Your responsibilities, Lead end-to-end delivery of procurement technology projects, from initiation and planning through deployment and post-launch stabilization, Manage project scope, timelines, ...

... teams, and external partners to ensure successful delivery, adoption, and continuous improvement of business-critical solutions. Your responsibilities - Lead end-to-end delivery of procurement technology projects, from initiation and planning through deployment and post-launch stabilization - Manage project scope, timelines, ...

... doświadczenie w realizacji KYC małych i średnich przedsiębiorstw oraz klientów korporacyjnych, - swobodnie poruszasz się w środowisku projektowym i widzisz zależności end to end - lubisz upraszczać, systematyzować i szukać lepszych rozwiązań - terminowo realizujesz zlecone zadania radzisz sobie z pracą pod presją czasu - efektywnie ...

... strategies aligned with the target architecture and sustainable solutions - Elicit functional and non-functional requirements in cooperation with architects, developers, testers, business and legal stakeholders - Translate business strategies into detailed technical requirements for development teams - Secure end-to-end requirements ...

... love to hear from you. Location Hybrid model (2–3 days per week in the office) Office locations: Gdańsk, Gdynia, Warsaw, or Łódź Your responsibilities Design end-to-end cloud architectures for AI and Machine Learning solutions on AWS. Design and implement Generative AI use cases, including chatbots, personalization, and ...

... usług. Kompetencje wymagane do realizacji usług: minimum 10-letnie doświadczenie w zarządzaniu projektami technologicznymi, doświadczenie w prowadzeniu projektów end-to-end, praktyczne doświadczenie w zarządzaniu wdrożeniami produktów i rozwiązań API, umiejętność koordynowania pracy wielu zespołów i jednostek organizacyjnych ...

... millions of members anytime, anywhere., , As a Senior Product Designer (UX/UI), you will join the Web Acquisition team and play a critical role in shaping the end-to-end consumer acquisition experience across a large-scale e-commerce website. Your focus will be on designing high-quality UX and UI for complex, high-impact ...

... relationships under time pressure. - Possess an analytical mindset with strong data literacy, enabling you to derive business insights and optimize procurement spend. - Are highly adaptable, comfortable navigating a fast-paced, high-volume environment with dynamic priorities (e-commerce or multinational background preferred). ...

... or System Analyst or similar role - experience in IAM Systems preferably One Identity - understanding of software development lifecycle, proven experience in end-to-end software project delivery - being able to discuss and propose solutions to technical aspects of software delivery - experience in preparing estimations ...

... landscape, and we’re on track to reach €1 billion in revenuethis year. Our Core Areas of Expertise - Data & Technologies: We design and implement large-scale, end-to-end architecture and data solutions, including data integration, data science, visualization, Big Data, AI, and Generative AI. - Cloud & Application Services: ...

Join our team as a Senior Delivery Manager and take end-to-end ownership of client engagements, from opportunity qualification through delivery execution and value realization. Acting as the primary link between Sales, Delivery, Solutions, and client leadership, you will turn commercial commitments into high-quality execution, ...

... full-stack development, including working on front-end components to help deliver end-to-end features. You will help develop talent on your team by providing feedback and guidance, and leading by example. What we look for You have 4+ years of experience designing, developing and launching backend systems at scale using languages ...