Oferty dla Programista Java B2B praca Polska

23.06.2026 | Pełny etat | Wysokie Mazowieckie | LeoVegas Mobile Gaming GroupAnd seamless multi-language experiences for customers. Our ecosystem is built around Event streaming and backbone Apache Kafka Backend services Java 23 with Spring Boot and Vert.X (we are continuously evolving toward highly reactive, asynchronous, and event-driven architecture) State and performance

22.06.2026 | Pełny etat | Wysokie Mazowieckie | emagine PolskaBranża Ubezpieczenia Stawka do 140 zł/h na b2b Start ASAP Lokalizacja hybryda z Warszawy - 2 dni w tygodniu z biura Wprowadzenie i Podsumowanie Poszukiwany doświadczony Full‑stack Developer z wykształceniem kierunkowym oraz minimum 3-letnim doświadczeniem w rozwoju oprogramowania. Kluczowe

22.06.2026 | Pełny etat | Kraków | DCV TechnologiesJira Bonus skills Knowledge of Spring Boot, JavaScript, and hands-on experience with Playwright. Handson in API Automation by using Rest Assured with Java for at least 18 months Handson in UI Automation by using Selenium with Java for at least 4 years Handson in Automation by using BDD Cucumber

22.06.2026 | Pełny etat | Kraków | Caspian OneJava Developer - Global Investment Bank - Krakow Cross‑Asset Platform Kafka Migration Modernisation Project B2B Hybrid - 3 days per week A global investment bank is expanding its Krakow engineering hub and is looking for Java Developers to support the growth of a 20‑year‑old cross‑asset platform

22.06.2026 | Pełny etat | Wysokie Mazowieckie | emagine PolskaMode remote Contract B2B Language German (C1), English (B1) Summary The Java Developer role primarily focuses on supporting Java-based application development within a collaborative agile team, enhancing enterprise systems under the mentorship of senior developers. Responsibilities Support

22.06.2026 | Pełny etat | Wysokie Mazowieckie | emagine PolskaDuration Long term Contract B2B Rate 160-170 PLN/h Mode Remote 100% Summary This role is critical for enhancing our data infrastructure, focusing on building and modernizing large-scale data processing systems to improve user experiences and operational efficiency. Main Responsibilities

22.06.2026 | Pełny etat | Wysokie Mazowieckie | RITS Professional ServicesSolver - Must demonstrate strong knowledge of algorithms, data structures, concurrency, and Java programming Nice to have - Java, Nodejs, Angular, Spring Boot, JavaScript, HTML, CSS, JSON - Multi-threaded programming - Experience with algorithms, data structures, and concurrency - Kafka, Tibco

22.06.2026 | Pełny etat | Gdańsk (Gdańsk) | emagine PolskaBanking Hybrid work - Gdańsk/Gdynia - 3 days per week in the office B2B up to 145 zł/h Start ASAP - to determinate Main Responsibilities Lead, coach, and mentor in test automation best practices. Define and evolve the team's test automation strategy, including roadmap, tooling, framework

22.06.2026 | Pełny etat | Katowice | CycladJava, JavaScript, HTML) and system integrations Experience working with microservices architecture and relational databases Familiarity with integration patterns (REST, SOAP) Experience working in Agile environments Good command of English We Offer Challenging project work with a highly skilled