senior java engineer

Experis ManpowerGroup Sp. z o.o. is seeking a Senior JavaDeveloper in Warsaw, adopting a hybrid model with four office days per month. The role focuses on Java Spring Boot development for financial sector solutions, delivering backend services and REST APIs.You will work with analysts, testers, and cross-functional teams to design, implement, and maintain...

Routescanner, the world’s leading container logistics intelligence platform, seeks an experienced backend engineer to own the design and delivery of JVM-based microservices on AWS. You’ll shape architecture, drive production readiness, and work across route optimization, data ingestion, geo-routing, and carrier data.You will collaborate with a small,...

Inetum Polska is seeking a Senior Fullstack Software Engineer (Java & React) to join a team developing a large-scale digital commerce platform based on microservices and micro-frontends.You will work end-to-end with Java 25, Spring Boot 4, Spring WebFlux, React, TypeScript and Kubernetes, building new features, integrating backend services and helping...

You'll join an international team (Scandinavia / Belgium / Poland) building and developing proprietary, scalable Enterprise-class platforms for the global insurance sector. Our systems manage the full policy lifecycle and claims settlement processes end to end, handling millions of operations per month - including financial settlement, accounting, investment...

You'll join an international team (Scandinavia / Belgium / Poland) building and developing proprietary, scalable Enterprise-class platforms for the global insurance sector. Our systems manage the full policy lifecycle and claims settlement processes end to end, handling millions of operations per month - including financial settlement, accounting, investment...

Elastic, the Search AI Company, is seeking a Senior Software Engineer to join the Elasticsearch Security team. You will contribute to architecture and design of core features including authentication, authorization, and tenant isolation.You will work with engineering and product leaders to deliver high-performance security at scale, focusing on secure...

InPost Group is hiring Senior Engineers for InPost Pay, a unified payment and delivery platform. The role focuses on Java microservices, Kafka-driven integrations, and cloud-native workloads with Docker, Kubernetes, and GCP.The position offers a hybrid model with one in-office day in Warsaw or Kraków and remote days remaining. You will own features...

InPost Group is hiring Senior Engineers for InPost Pay, a unified payment and delivery platform. The role focuses on Java microservices, Kafka-driven integrations, and cloud-native workloads with Docker, Kubernetes, and GCP.The position offers a hybrid model with one in-office day in Warsaw or Kraków and remote days remaining. You will own features...

Brightstar Lottery is seeking a Senior Back-end Software Engineer specializing in Java to design, develop, and maintain secure, scalable backend systems for lottery solutions. You will build microservices, RESTful APIs, and work with DB2 and PostgreSQL in an international agile team.The ideal candidate has strong Java 11 expertise, Hibernate, Spring...

Commerzbank AG in Łódź invites a Specialist Fullstack Developer to join the FlexHub team. You will design and implement scalable full-stack modules using Java and React, define interfaces, and help ensure data consistency across distributed systems.You will mentor teammates, contribute to ADRs, support product management on technical feasibility, and...

Scalo poszukuje doświadczonego backend developera z Java/Kotlin i Spring Boot, z praktycznym podejściem do REST API i event-driven. Praca w zdalnym trybie 100% i długoterminowa współpraca w modelu B2B.Wymagamy przynajmniej 5 lat doświadczenia, solidnej znajomości AWS, Docker, Terraform, Kafka lub RabbitMQ oraz umiejętności pracy w architekturze...

Clurgo to firma stworzona przez developerów dla developerów. Nasze zespoły łączą pełne spektrum kompetencji - od rozwoju oprogramowania i infrastruktury, przez analizę oraz testy, aż po strategiczne zarządzanie produktem i procesami. Realizujemy różnorodne projekty IT dla klientów z wielu branż, dbając o dobre praktyki programistyczne i...

B2B Network poszukuje doświadczonego programisty Java do zespołu Embedded Banking. Zakres obejmuje tworzenie nowych usług w Payments Service, pracę w Scrum i rozwijanie wysokodostępnych mikroserwisów. Wymagane jest minimum 6 lat doświadczenia, biegła znajomość Javy, Springa oraz relacyjnych baz danych. Pracownik dołącza do nowego zespołu z...

Exciting Opportunity for Senior Software Engineers: Bring Your Expertise to Webfleet!Join our innovative team at Webfleet Solutions as a Senior Software Engineer, specializing in Java backend/Spring Framework, Cloud DevOps to develop and maintain high-performance, scalable software solutions.Here's a little taste of your challenge:Design, develop, test,...

Holisticon Connect in Poland is seeking a Senior Backend Software Engineer (Java/Kotlin) to join an international product company building a cloud-native enterprise SaaS platform. The role emphasizes scalable microservices, strong system ownership and long-term maintainability.You will design APIs, drive architectural decisions, and own services through...

Aristocrat in Warsaw is seeking a seasoned Back End Developer to join our R&D team. You will design and implement scalable, asynchronous, cloud-based back-end systems and collaborate with cross-functional teams.This hybrid role requires a bachelor’s degree in computer science and 6+ years of experience, with strong Java and Spring Boot expertise, MongoDB...

Hello,We are called People More because we treat our employees with respect, but also because the projects we work on are for people and should be easy and pleasant to use. We are technological, but we look at the bigger picture :)The company is made up of people with a huge client base in the country and abroad, for whom we build projects from scratch (UX,...

Responsibilities We are looking for a strong backend engineer who wants to design and scale core systems powering product and assortment management across a large retail ecosystem. You will take ownership of backend architecture and system evolution within the assortment management domain, building scalable services and integrations across a complex,...

Company DescriptionInPost Group is an innovative European out of home deliveries company, revolutionizing the way parcels are delivered to customers. With operations across several countries, our network of intelligent lockers provides customers with a fast, convenient, and secure delivery option. InPost Group is a publicly traded company, with a market...

We are seeking a Senior Data Engineer to design, build, and maintain large-scale data pipelines and distributed processing systems that power AI-driven initiatives. In this role, you will leverage your expertise in AWS, Spark, and modern data architectures to deliver secure, scalable, and highly available data solutions supporting Gen AI and ML...