senior java engineer

DCG Poland is seeking a software engineer to design, develop, and test components of our Investor Onboarding system. You will work with business analysts to align user stories with acceptance criteria and integrate in-house systems with vendor solutions.You will resolve issues in test and production, enhance technical specs and data modeling, and participate...

Billennium poszukuje Java Developera do zespołu ds. płatności w Krakowie. Praca w scrumowych zespołach 5–10 osób, w środowisku mikroserwisowym i cloud-ready, z dużym udziałem w rozwoju architektury i jakości rozwiązań.Oczekujemy min. 5 lat doświadczenia, znajomości Apache Kafka i umiejętności analizy wymagań. Firma oferuje elastyczny model...

Miratech is seeking a Senior Java Developer to join a European client project focused on tax administration systems. You will contribute to software development and maintenance using Java, Spring, and Quarkus within a microservices architecture.The role involves collaborating with a distributed team, implementing components, and supporting CI/CD pipelines....

Jit Team in Poznań is seeking an experienced Senior Java Backend Engineer to design and maintain modern backend applications built on Java and microservices, with REST APIs, relational databases, and automated deployment.You will work in a hybrid setup from Poznań, engage in AI-assisted development tools, and collaborate with an international team,...

Cantor Fitzgerald is seeking a Senior Java Developer for trading systems in Warsaw. You will design, develop and maintain server-side Java apps, using Spring and Spring Boot, while collaborating with analysts, traders and developers to deliver mission-critical features.The role focuses on high-throughput, low-latency real-time trading environments, with...

Sportradar is a world-leading sports technology company delivering real-time data across 30+ sports. The Wrocław team designs and maintains high-performance Java services, shaping architecture in a fast-growing real-time data environment.We seek an experienced engineer who owns complex initiatives end-to-end, mentors peers, and helps elevate testing, CI/CD,...

BEC Financial Technologies in Warsaw is seeking a Senior Software Engineer (Java) to join a cross‑functional team delivering modern mortgage solutions for the Danish market. You will design, develop, and maintain backend services, APIs, and microservices.You will collaborate with Angular developers, participate in workshops, and own the full SDLC, from...

Miratech is a global IT services and consulting company enabling digital transformation for enterprise and start-up clients. We partner with large and small players to stay at the leading edge of technology and deliver projects with relentless performance.We are looking for a Senior Java Developer to join a European project in the public sector, building...

Cantor Fitzgerald Ireland Ltd is seeking a Senior Java Developer to join the Trading Systems team. You will design, build, and maintain server-side Java components for a high-frequency trading platform, leveraging Spring and Spring Boot to deliver scalable, low-latency solutions.Collaborate with traders and engineers to deploy robust features, drive...

B2B Network poszukuje doświadczonego programisty Java, który dołączy do jednego z zespołów agile. Będziesz kodować solidne, dobrze przetestowane rozwiązania, korzystając z Gradle, Spring Boot i Kubernetes, wspierając zespół w innych obszarach technicznych.Wymagania obejmują wykształcenie wyższe, 4–5 lat doświadczenia, znajomość Java,...

Solid, partnering with one of the world’s largest banks, is building a next‑gen investment platform. You will design, develop, and maintain high‑quality Java applications for Android banking platforms and collaborate with cross‑functional teams to deliver new features.Join a hybrid role in Kraków, contribute to CI/CD pipelines, mentor engineers,...

Wynagrodzenie: 1200–1360 PLN/MD (B2B)Miejsce pracy: Warszawa (model hybrydowy, min. 1 dzień w tygodniu z biura) Dlaczego warto wybrać tę ofertę? Udział w strategicznym projekcie wdrożenia i rozwoju systemu detekcji fraudów dla obszaru likwidacji szkód Realny wpływ na architekturę i rozwój nowoczesnej platformy wspierającej kluczowe procesy...

Flix is seeking a Senior Java Engineer for a service engagement (B2B) to automate FlixTrain's operational processes and build internal tools. The role involves working with a cross-functional team in a greenfield setting, delivering features from scratch with modern technology.You will collaborate in an Agile environment using Java/Spring Boot, Kafka, AWS,...

EPAM Systems in Warsaw seeks a Senior Java Software Engineer to join our Financial Services Practice. You will develop Java-based applications for major banks, implement REST APIs, and apply reactive programming to build responsive systems.You will design and maintain unit tests, integrate MongoDB, and collaborate with cross-functional teams to deliver...

BAE Systems Digital Intelligence in Poznan is seeking a (Senior) Java Engineer to join a rapidly growing programme. You will translate designs into high-quality microservice solutions and collaborate with architects and developers to deliver robust software for our clients.The role emphasizes hands-on development with Java 21, Spring Boot, REST APIs, and...

Do you want to work for one of the world’s largest global banks? Want to be part its exciting digital transformation? Do you want to engineer incredible products for millions of customers? Well, our Client offers just that We are looking for candidates to help develop our internal IT Automation Portal. The portal connects business teams across all...

R Systems is looking for a talented and passionate Senior Software Engineer to join our growing team focused on software development. As Software Engineer in R Systems you will be a part of a team responsible for maintaining and development of complex platforms for networking company. You will have a chance to work with many different technologies in a team...

Do naszego zespołu technologicznego poszukujemy Senior Java Software Engineer'a, który dołączy do realizacji innowacyjnych projektów. Będziesz odpowiedzialny za rozwój i utrzymanie aplikacji, optymalizację kodu oraz współpracę z zespołem w celu dostarczania rozwiązań najwyższej jakości Zadanie, które na Ciebie czekają: Projektowanie,...

Select how often (in days) to receive an alert: Create Alert What sets us apart drives us ahead: between local roots and global relevance, we are a unique blend of tradition and future, of foundation and growth. We value bright minds and inspire them to grow with their ideas. Come and shape the future of finance with us. Senior Java Software Engineer Warsaw...

The project is part of the Credit, Asset-backed & Securitized Products (CASP) division of an investment bank, focusing on platforms that support securitization and structured finance products. The current primary objective is migrating existing on-premise systems to a modern Microsoft Azure cloud environment, transforming legacy architecture into scalable,...