Lead Java/Spring Backend Engineer

Accenture Poland is seeking a Java Backend Developer to design, develop, and maintain backend services using Java 17+, Spring Framework, and Spring Boot 3.x for international finance projects. You will work with Nasdaq Calypso, implement messaging integrations, and contribute to secure, well-tested codebases.The role offers a flexible work mix...

DCG in Warszawa is seeking a senior Java developer to upgrade and maintain complex banking applications. You will design, develop and optimize Java applications supporting savings and investments products, with a focus on Java 21 and Spring Boot 3.3.x.You will collaborate with financial analysts, ensure tax compliance across countries, and participate in...

Webfleet Solutions is seeking a Senior Software Engineer to design, develop, and maintain scalable Java applications using Spring, in a cloud environment. You will collaborate with product owners and architects to deliver high-quality software across multiple services.The role requires strong Java expertise, Spring knowledge, and experience with cloud...

EC Markets, a Warsaw-based FCA-regulated FX and CFD broker, seeks a Backend Developer (Java) to strengthen the Spring Boot API at the heart of our platform. You will own API features, integrate with trading, custody, payments, and identity services, and ensure correctness and security in a dynamic fintech environment.Join a team delivering reliable services,...

Syncron AB, a leading SaaS company, is seeking a Software Engineer to join our Poland-based software engineering team in Warsaw. You will help improve our cloud-based backend, implement new features in Java and Kotlin, and contribute to architecture changes in a globally distributed, Agile environment.The role requires 1–3 years in software development,...

Wiodąca firma technologiczna w Warszawie poszukuje programisty backendowego, który dołączy do zespołu odpowiedzialnego za rozwój aplikacji mobilnych. Oferujemy możliwość rozwijania umiejętności i pracy w dynamicznym środowisku. Kandydat powinien posiadać doświadczenie w Javie oraz umiejętności w pracy z frameworkiem Spring. Zatrudniona osoba...

b2bnetwork in Warsaw, Poland is seeking a software developer to contribute to the Automated Security Retest Engine, a platform that automates analysis of security assessment reports and remediation verification.You will build and maintain Python and Java backend applications, REST APIs, and a Spring Boot web UI, design features, integrate external tools and...

Bonapolia seeks a Senior Java Developer to join a global tech team in Poland. You will build backend services using Java and Spring Boot, applying AI-assisted approaches to accelerate delivery.You will collaborate with distributed teams, design scalable systems, and leverage AI tools to stay ahead of evolving tech requirements. Start in January for a 12+...

Nexio Management w Warszawie poszukuje doświadczonych Java Developerów do zespołu backendowego wspierającego checkout, zarządzanie klientem i procesy sprzedażowe dla milionów użytkowników.Oczekujemy min. 4 lat doświadczenia w Javie, praktycznej znajomości Java 21+ i Spring Boot, projektowania REST API i integracji wielosystemowych oraz MongoDB...