senior java backend engineer java 21 spring boot

Sii Poland is looking for a senior backend Java developer to join a project focused on implementing an offer model for business banking app users. You will design and develop backend services, RESTful APIs, and data access layers, ensuring code quality and CI/CD readiness.You'll collaborate with analysts, testers, and other engineers, work with SQL...

Dla naszego klienta z obszaru bankowości poszukujemy doświadczonego specjalisty na stanowisko Senior Backend Engineera, który będzie odpowiedzialny za projektowanie i rozwój kluczowych systemów back-endowych w środowisku o wysokiej dostępności i wydajności. Zakres obowiązków Projektowanie i rozwój nowoczesnych systemów back-endowych w oparciu...

Company DescriptionRoutescanner is the world's leading container logistics intelligence platform, helping shippers, freight forwarders, and cargo owners discover, compare, and optimize intermodal container routes based on transit times, carrier reliability, and CO₂ emissions. Our platform connects thousands of logistics professionals with actionable,...

Cześć! Poznaj możliwości współpracy ze Scalo! Zakres współpracy obejmuje: realizację projektu dotyczącego procesu finansowania dla korporacji i klientów strategicznych (faktoring, kredyty, pożyczki, inne instrumenty finansowania), tworzenie aplikacji od nowa, w nowym stacku na GCP, Java 17-21, integrację rozwiązań z innymi wewnętrznymi...

Venn is hiring aSenior Backend Engineer to build and scale fintech services in a fast-growing startup. You will own backend components, work with product and operations, and integrate with banking partners to enable transfers, cards and lending features. Excellent communication and an entrepreneurial mindset are essential.Join a dynamic team focused on...

Luxoft Poland is seeking an experienced backend engineer to join a long-term, enterprise-scale project in Kraków. You will design, develop, and maintain mission-critical Java 11+ services using Spring Boot within a distributed microservices environment.Collaborating with architects, QA, DevOps, and product owners, you will drive technical direction,...

Sii Poland in Warsaw is seeking an experienced Senior Java Developer to join a team building a modern data integration and processing platform supporting logistics on a global scale. You will design scalable backend services and microservices using Java and Spring Boot, with a focus on event-driven integrations via Apache Kafka.The role requires hands-on...

DCG Poland is seeking a skilled Software Developer to focus on backend and integration solutions in Gdynia, Poland. Responsibilities include building microservices, integrating APIs, and collaborating in an agile team. Candidates should have at least 5 years of experience, strong Java skills, and familiarity with various tools including Spring Boot and...

Diverse CG Sp. z o.o. Sp.k. in Gdynia, Poland is seeking a Software Developer to work on backend integration solutions. You will be responsible for building and maintaining microservices using Java and Spring Boot, and integrating APIs in a collaborative agile environment.The ideal candidate has over 5 years of experience and strong SQL knowledge, especially...

Senior Java Backend Engineer Location: LODZ Annual Salary: max. 181,000 gross Responsibilities Responsible for high/low level design as per the assigned feature. Responsible for technical code delivery to a specific Ignite customer from inception through completion. Responsible to interface with internal/external leads. Responsible for the peer code...

About the Project: For our Client, a global leader in the online entertainment industry (iGaming), we are seeking an experienced Engineer to join the team in building the heart of a platform that engages millions of users. This is not a typical "maintenance" project. You will join the User Experience & Loyalty Domain, where technology meets player...

Onwelo SA w Warszawie poszukuje doświadczonego Senior Java Software Engineer do projektowania i rozwijania skalowalnych systemów backendowych opartych na mikroserwisach. Ceniących jakość kodu oraz nowoczesne technologie czeka praca w międzynarodowym środowisku.Wymagane jest praktyczne doświadczenie z Java 21, znajomość Spring Boot oraz...

At Mindbox we connect top IT talents with technology projects for leading enterprises across Europe. Join a team that’s redefining the future of banking! We’re looking for a Backend Engineer passionate about building innovative solutions using cutting-edge technologies. We are on a mission to become the leading Banking-as-a-Service (BaaS) provider in...

At Mindbox we connect top IT talents with technology projects for leading enterprises across Europe. Join a team that’s redefining the future of banking! We’re looking for a Backend Engineer passionate about building innovative solutions using cutting-edge technologies. We are on a mission to become the leading Banking-as-a-Service (BaaS) provider in...

At Mindbox we connect top IT talents with technology projects for leading enterprises across Europe. Join a team that’s redefining the future of banking! We’re looking for a Backend Engineer passionate about building innovative solutions using cutting-edge technologies. We are on a mission to become the leading Banking-as-a-Service (BaaS) provider in...

At Mindbox we connect top IT talents with technology projects for leading enterprises across Europe. Join a team that’s redefining the future of banking! We’re looking for a Backend Engineer passionate about building innovative solutions using cutting-edge technologies. We are on a mission to become the leading Banking-as-a-Service (BaaS) provider in...

Threecolts is seeking a Software Engineer to enhance Inventory Lab’s systems using C# and Java. In this role, you will own feature delivery, design scalable services, and troubleshoot production issues, working alongside Product and DevOps teams to create impactful solutions. Candidates should have 5–8+ years in software engineering, strong C#/Java...

HSBC in Kraków is seeking a Software Engineer (Backend Java/API) to join the Messaging Delivery Platform team on a permanent basis. You will design and build distributed, secure backend services using Java/Spring Boot, deploy to Kubernetes, and integrate with AWS cloud.You’ll work closely with Agile teams to translate requirements into scalable solutions....

Luxoft Poland is seeking a senior Java backend engineer for a Regulatory Reporting Platform used by a large US investment bank. You will design, develop, and maintain scalable services and data pipelines across jurisdictions, focusing on data quality and reliable delivery.You will collaborate with global teams, optimize batch processing with Spark, work with...

Cześć! Poznaj możliwości współpracy ze Scalo!Zakres współpracy obejmuje:rozwój i utrzymanie backendowych systemów dla projektu z branży fintech/ digital investments,projektowanie oraz rozwój mikroserwisów z wykorzystaniem Java 21/ Kotlin i Spring,tworzenie i rozwój bezpiecznych rozwiązań wspierających procesy uwierzytelniania, KYC,...