7,490 java back end developer jobs in Polska.

... solutions, including Generative AI, LLM based workflows and Agentic AI components, supporting automated and assisted decision making in financial processes. Executing end to end testing of AI solutions and AI agent workflows, ensuring accuracy, reliability and alignment with business and regulatory expectations. Collaborating with ...

... React-based UI with TypeScript/JavaScript, integrating with REST and WebSocket services, and employing modern UI patterns and design systems. The ideal candidate has a Bachelor’s in CS or related field and expert-level React, experience with Redux or similar, CSS-in-JS, and a solid SDLC/Agile background; familiarity with

We are seeking a talented Lead Copilot Developer. The role focuses on the development of Microsoft Copilot agents and enterprise integrations using Microsoft Power Platform. The position covers Copilot Studio agent development, custom connectors, advanced automation, secure enterprise system integration, governance, and ...

Are you looking for a place where your code has a real impact on a scalable, high-traffic platform? Join our team as a Backend Software Developer and help us build robust, high-performance services that form the core of our innovative product. We utilize .NET Core in a modern Service-Oriented Architecture (SOA), focusing ...

... Participate in architectural discussions and technical decision-making - Contribute to continuous integration and delivery pipelines - Stay up-to-date with industry trends and emerging technologies - Write clear technical documentation Must have - 5+ years of professional Java development experience (Java 8 and above) - A solid ...

... Doświadczenie w projektowaniu i integracji API. • Umiejętność analizy wymagań biznesowych i projektowania rozwiązań. • Doświadczenie we współpracy z zespołami technicznymi i biznesowymi. • Znajomość języka angielskiego umożliwiająca pracę w międzynarodowym środowisku. • Mile widziana znajomość Apache Kafka, Power BI oraz Java.

... Doświadczenie w pracy z systemami produkcyjnymi oraz aplikacjami klasy biznesowej. Praktyczna znajomość narzędzi: GitLab, Jira, Confluence oraz Oracle SQL Developer. Umiejętność tworzenia i utrzymywania dokumentacji technicznej. Znajomość dobrych praktyk programistycznych, testowania oprogramowania oraz pracy w projektach ...

We are developing a new multi-cloud platform and want a Senior Full-stack Developer to build reliable Python/FastAPI APIs and React/TypeScript experiences. You will work with PostgreSQL, OpenSearch, and Databricks, focusing on integrations and performance. Apply now. Responsibilities Deliver and maintain web applications ...

... opportunities for professional growth. Flexible: The work location for this role may include a mix of working remotely, onsite at a client or in an Accenture office - depending on specific project circumstances. With all our roles, there is some in-person time for collaboration, learning and building relationships with clients, peers, ...

... architekturę mikroserwisową. Tworzenie nowoczesnych i wydajnych interfejsów użytkownika z wykorzystaniem Angular i TypeScript. Projektowanie oraz implementacja usług backendowych w technologii Java i Spring Boot. Rozwój i integracja mikroserwisów z wykorzystaniem komunikacji synchronicznej i asynchronicznej. Implementacja oraz ...

... very good command of English or Spanish will be an asset, - knowledge of SAP, Blackline, Compass, and Magnitude systems will be an advantage. Responsibilities - end-to-end intercompany activities: reconsolidation of intercompany balances and monitoring intercompany accounts, identifying resolving, or escalating potential ...

... Experience with JavaScript/TypeScript, JSON, HTML, CSS, Docker/Kubernetes, or SAP CAP framework. RESPONSIBILITIES: Design and develop large-scale applications using Java and the latest versions of modern frameworks. Focus on backend software development and integrations with third-party products. Contribute to the overall software ...

... the right solutions, and collaborate with product, technology, and venture teams to maximize value for clients. You will craft tailored commercial propositions, run discovery calls, and manage the end-to-end sales process in a remote-friendly setup with Szczecin office access. English and Polish fluency are essential.

... execution, and quality validation. Responsibilities: Architect, design, and deploy autonomous agentic AI workflows and multi-agent systems that automate complex, end-to-end software development lifecycle (SDLC) processes. Develop robust, scalable back-end services and orchestrations using Python, LangGraph, and LangChain to ...

... test. Co przekona kandydata do oferty? Greenfield project Realny wpływ na architekturę rozwiązania Bliska współpraca z biznesem Nowoczesny stack technologiczny (Java 17 + React) Międzynarodowe środowisko Długoterminowy projekt Możliwość rozwoju zarówno backend, jak i frontend Praca przy strategicznym systemie bankowym

... and other relevant technologies. You will be responsible for developing and maintaining Backend Microservices applications, working closely with our other developers to ensure the success of our products. Responsibilities: - Develop and maintain Backend Microservices applications using Java - Work with other developers ...

... technologies such as React or AngularCollaborate with Product Managers, Designers, and other Engineers to define application requirements and architecture across front-end and back-end layersOversee deployment, integration, and monitoring of software on cloud platforms such as Microsoft Azure, AWS, or Google Cloud PlatformImplement ...

We are looking for a passionate, experienced, dedicated, and organized Full Remote Senior Java Developer to join our European engineering team. The position requires someone who is adaptable to a changing environment and loves delivering high-quality results in a fast-paced environment. This is a remote role. EU candidates ...

... the possibility to rotate between projects - Referral program and company events - Convenient parking ,[Develop and maintain automated test scripts focusing on back-end systems and mobile applications (iOS/Android)., Perform manual testing to validate critical functionalities and ensure comprehensive coverage. , Create and ...

... performance, and security, with the ability to provide creative direction and mentorship. NICE TO HAVES - Prior experience building or implementing AI-assisted developer workflows or intelligent agents. - Experience with Java. - Proven commercial experience managing distributed or follow-the-sun engineering teams in highly ...