Praca senior java software engineer – Warszawa

DCG Poland is expanding its backend team in Warsaw and seeks a senior Java developer to shape scalable microservices in the payments domain.You will collaborate in a Scrum team, work with Java, Spring Framework, Spring Boot, and modern databases, while ensuring high availability and throughput.Fluency in English is required; knowledge of Kafka, Docker, and...

SIX Group Services Ltd. in Warsaw is seeking a Senior Java Software Engineer to help evolve cloud-based platforms. You will work with an international team to design, build, and modernize high-performance software powering financial services.You will own architecture decisions, champion technical excellence, and collaborate across product, architecture, and...

Clurgo poszukuje doświadczonego Java developera do kluczowego projektu transformacyjnego dla liderów rynku ubezpieczeniowego. Celem jest zaprojektowanie i wdrożenie wspólnego dla organizacji modelu operacyjnego, procesowego oraz technologicznego.W projekcie pracować będziesz nad architekturą systemową, mikroserwisami i integracją danych. Oferujemy...

Equinix, Inc. is hiring a backend engineer for our Warsaw office to build and maintain microservices using Java or Kotlin, Spring Boot, and REST APIs. You will integrate with Kafka, ORM-based databases, and participate in CI/CD and DevSecOps efforts while collaborating with product managers and SRE.The role emphasizes delivering quality code, participating...

ING Poland ищет опытного Java-разработчика для разработки проприетарных приложений, поддерживающих общение с бизнес-клиентами. Вы будете создавать масштабируемые сервисы на Java 17+/Spring Boot, работать с REST и...

Project descriptionYou will join a Regulatory Reporting Platform within a large US investment bank. The platform is responsible for collecting, processing, and transforming large volumes of data from multiple internal systems to produce regulatory reports for 240 jurisdictions worldwide. In total, the platform supports around 10,000 reports across a wide...

Flix is seeking an experienced Software Engineer on a freelance/service agreement basis (B2B). This role targets a full-stack professional with a strong emphasis on architecture, system design, and legacy migration. You will develop Flix’s contact center apps, focusing on scalable agent-facing interfaces and automation.Requirements include 5+ years in...

Worldline is hiring for a Risk Technology Services Engineer in Warsaw. You will work on architecture, APIs, and cloud delivery while owning end-to-end delivery of features. You’ll mentor peers and shape technical direction in a hands-on, collaborative team.You’ll contribute to CI/CD pipelines, containerized services, and robust observability, with a...

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...

Citi Technology within Citi Solutions Center Poland is hiring a senior software developer focused on DevOps/SRE, automation, and AI integration. You’ll work in an agile setting, building scalable software with CI/CD pipelines and cross-functional collaboration.You will contribute to automation, resiliency, and efficient service migrations towards SaaS,...

Who is Hiring in Warszawa, Poland, seeks a senior backend engineer to design and maintain distributed, high-throughput systems. You will build production-grade Java services, optimize Kafka and Flink pipelines, and integrate data across products using PostgreSQL, ClickHouse and Redis.You will also implement APIs with gRPC/Protobuf, collaborate with...

Box is expanding its team in Warsaw and is looking for skilled individuals for a full-stack engineering role. You'll implement server-side logic using Java and maintain APIs to communicate with frontend systems, all while engaging in a dynamic Agile environment.Ideal candidates will have over 2 years of experience in software development, a strong foundation...

Mastercard Inc. in Warszawa is seeking a Lead Software Engineer - Dev & Test (Java) to join the Developer Experience team.This hands-on leadership role combines strong software engineering with test automation to drive quality strategy across teams. You will mentor engineers, design scalable automation, lead root-cause analysis, and partner with product...

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,...

## Lead Java Software Engineer - Prime Finance Risk & Business IntelligenceApply: Hybrid: Warsaw Poland: Full time: Posted Yesterday: 261002055**The Opportunity: Shape the Future of Financial Risk Analysis**## Join our team at the forefront of financial technology, where we build and maintain the critical platform for Prime Services Risk and...

Job Summary We are looking for a Senior GoLang AI Engineer with 6-7 years of experience in backend engineering cloudnative application development and Artificial Intelligence solutions The ideal candidate will have strong expertise in GoLang distributed systems microservices and experience building AIGenAIpowered applications leveraging LLMs RAG frameworks...

Medpace, Inc. is looking for a Senior Software Engineer for its Information Technology team in Warsaw. This role focuses on core clinical systems and requires strong skills in C#, Angular, and web services.The position offers a flexible work environment, competitive compensation, and opportunities for professional growth. Join a rapidly expanding...

About UsERGO Technology & Services S.A. (ET&S), a member of the Munich Re and ERGO Group, is delivering integrated IT and business services to international markets. Our expertise lies in providing advanced IT services, with a focus on modern, business-driven technology solutions. On the business side, we also support the Group in various end-to-end...

Nasze wymagania:fluent Englishat least 5 years of professional experience in software engineering, data engineering, or platform engineering, ideally in cloud-based environmentsproven track record of delivering production-grade solutions in enterprise settingsstrong understanding of software engineering, data engineering, and modern cloud development...

ERGO Technology & Services in Warsaw seeks an experienced DevOps/Data Platform Engineer to design, build, and maintain data-driven systems that support BI, investment and asset management. You will ensure reliable data flow from multiple sources and contribute to enterprise-grade solutions in a cloud environment.You'll work across teams to implement Python,...