Senior Java Developer w Warszawa, Polska is listed on Jobeax. Browse 110,000+ vacancies available.
Summary: The Senior Java Developer plays a crucial role in designing and implementing complex Java-based solutions, mentoring other team members, and contributing to large-scale projects in either the enterprise or public sectors. Remote work model Contract type: B2B, long-term- 48 months Business travels: No Salary Grids: 160-180 zł/h Main Responsibilities: Design and implement complex Java-based solutions. Mentor junior developers and assist in team knowledge sharing. Manage and contribute to large-scale enterprise or public-sector projects. Key Requirements: Fluent in German (C1) and English (min. B1). Degree in Computer Science or equivalent. Minimum of 5 years of professional experience in Java Strong understanding of Spring Boot, RESTful APIs, testing frameworks (JUnit, Mockito) Experience in OpenShift and Helm charts and ORM frameworks like Spring Data or JPA Knowledge of Oracle or PostgreSQL (min. 1 year). Experience with Gradle for continuous integration (min. 2 years). Experience with large public sector projects or comparable private sector engagements. Nice to Have: Additional years of experience with core technologies beyond the stipulated minimum. Frontend experience with React and TypeScript, and understanding of Ajax (min. 1 year). Experience with complex enterprise application integration.
Poszukujemy doświadczonego Java Developera, który dołączy do zespołu R&D AI i będzie odpowiadał za projektowanie oraz wdrażanie rozwiązań opartych o Azure AI, Agentic AI i architekturę RAG. Kluczowym elementem tej roli jest połączenie praktycznej, codziennej pracy programistycznej w Javie z eksplorowaniem oraz rozwijaniem ...
... over to Java or have an interest to over to Java. One of the main tasks will be to transition the remaining C++ components to Java. When all components are on Java there will be opportunities to expand into other areas in the application stack. We're looking for a passionate Software Developer with strong Can-Do attitude ...
... technical solutions Contribute to system architecture discussions and technical improvements Expected competences and knowledge Several years of experience as a Senior Java Developer Strong expertise in Java development Excellent knowledge of Spring Boot Hands-on experience with application modernization and migration projects ...
We are looking for an experienced Senior Java Fullstack Developer to join our team and be responsible for the development, integration, and maintenance of modern backend solutions. Responsibilities Design, develop, and maintain backend applications. Integrate systems and participate in migration projects. Create and develop ...
... SOAP, REST Apex Oracle, MSSQL, H2 …and more depending on the project About the requirements. You need: At least 4 years of commercial experience as a software developer, preferably in Java. Hands-on insurance domain experience. Strong understanding of Object-Oriented Programming (OOP), design patterns, clean code principles, ...
... really be a part of the team. So, are you ready to make an impact? Join Netguru, and let's build beautiful software together. Currently we are looking for a Senior Java Developer. Salary range (Senior): 25-38 EUR/h Engagement: fulltime Working Hours: CET Start date: around mid August 2026 Project duration: minimum 6 months ...
OLIMP, będący strategicznym programem Grupy PZU, tworzy nowoczesny ekosystem obsługi szkód i świadczeń. Zespół projektuje i wdraża mikroserwisy, REST API, Kafka, Java/Spring, Angular i SQL, a także narzędzia AI wspierające proces wytwarzania oprogramowania. Część pracy odbywa się z biura w Warszawie. Dołączenie do programu ...
Dla naszego klienta z branży bankowej poszukujemy osoby na stanowisko Java Developer Senior. Szukamy doświadczonego specjalisty, który dołączy do zespołu rozwijającego nowoczesne rozwiązania backendowe. Współpraca w trybie hybrydowym w wymiarze 2 dni z biura w Warszawie. Opis stanowiska • Projektowanie i rozwój aplikacji ...
... oraz integracji synchronicznych i asynchronicznych. Poziom wiedzy i kwalifikacje: Komercyjne doświadczenie w tworzeniu aplikacji w modelu Fullstack (Angular + Java/Spring Boot); Dobra znajomość Angular (doświadczenie z nowszymi wersjami, np. 14–18+, będzie dużym atutem) oraz TypeScript; Praktyczna znajomość Java oraz ekosystemu ...
We are in search of a Senior SAP CAP Java Developer to contribute to the development of multiple services from the ground up within the SAP Business Network. You will be involved in all stages of the product development and deployment lifecycle: idea generation, planning, design, prototyping, execution, shipping, and iteration. ...
... użytkowników w analizie informacji oraz identyfikowaniu potencjalnych ryzyk biznesowych. Do realizacji projektu zapraszamy osoby posiadające doświadczenie jako Senior Fullstack Developer (Angular + Java), które chcą pracować nad rozwijanym produktem, mieć wpływ na decyzje techniczne oraz uczestniczyć w budowie systemów działających ...
We are in search of a Senior SAP CAP Java Developer to contribute to the development of multiple services from the ground up within the SAP Business Network. You will be involved in all stages of the product development and deployment lifecycle: idea generation, planning, design, prototyping, execution, shipping, and iteration. ...
... wymiarze 3 dni/tydzień z biura Klienta w Krakowie. Realizację projektu ułatwi Ci Minimum 5 lata doświadczenia zawodowego, w tym co najmniej 2 lata jako Fullstack Developer (Java/Angular) Bardzo dobra znajomość technologii backendowych: Java 17+, Spring/Spring Boot, Hibernate, JMS Doświadczenie w pracy z technologiami frontendowymi: ...
Senior Fullstack Developer (Java+Angular or React) Your responsibilities: Implement and evolve both frontend and backend components Build modern web applications using frameworks such as React or Angular Develop backend services (Java / Spring or equivalent) supporting application functionality Write high-quality, well-tested, ...
Java Developer (Mid/Senior) – Trading Systems You will: Build event-driven services using Kafka (basic production/consumption; no Kafka Streams required) Work with a Kubernetes-based infrastructure using Argo CD (GitOps) and GitLab CI/CD for the SDLC Contribute to monitoring and observability using Prometheus, Grafana and ...
The Opportunity Svitla Systems Inc. is looking for a Senior Java Engineer for a full-time position (40 hours per week) in Europe. Our client is a digital marketing company that offers email marketing, social media marketing, event marketing, and online survey tools to help organizations expand their businesses by fostering ...
... rzeczywistość. Z nastawieniem na wyzwania, ciekawość technologii i zwinność - współtworzymy wyjątkowe rozwiązania IT. Aktualnie poszukujemy osób na stanowisko: Java Developer (AWS) Konkrety: Stawka: 150 PLN/h na FV Miejsce pracy/praca zdalna: Zapewniamy dużą swobodę pracy zdalnej, przy czym zapraszamy 2x/tydzień do warszawskiego ...
For our client, a leading technology infrastructure company, we are looking for a Junior Java Developer to help build mission-critical systems that power global data center operations. You will be part of developing innovative solutions that manage the entire lifecycle of data center infrastructure, from initial planning ...
Vyntra in Warsaw is seeking a Senior Software Developer (Java) to join the Financial Crime Product Development team. You will design and develop backend services in Java within a small, autonomous agile team, building and maintaining an enterprise-grade platform used by global banks to detect fraud and financial crime. ...
A digital bank is seeking a Java Developer to work on transformational projects within their Banking as a Service model. You will design and implement scalable applications while collaborating with a team. The role involves code reviews, troubleshooting, and mentoring less experienced members. Ideal candidates should have ...