Senior BAckend Java Developer

Experis

📍 Warsaw, Masovian Voivodeship, Poland 💼 Contract 🕒 Posted July 07, 2026

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Job Description

Functieomschrijving
Senior Java Engineer – VoP Project

Location: Łódź, Poland

Work model: Hybrid (4 days/week onsite in Łódź)
We are looking for a Senior Java Engineer to join a critical, high-performance Verification of Payee (VoP) project within the financial sector.
 Requirements 5+ years of experience with Java (21/25) 
Strong experience with Spring Boot and microservices architecture 
Hands-on experience with Kafka, PostgreSQL, and Elasticsearch 
Knowledge of Docker, Kubernetes, and cloud environments (preferably GCP) 
Experience with reactive programming (WebFlux, Reactor) 
Understanding of security concepts: JWT, TLS/mTLS, PKI 
Familiarity with CI/CD tools and modern monitoring solutions 
Experience using AI-assisted development tools (e.g. GitHub Copilot)
 Tech Stack Java 21/25, Spring Boot, Spring WebFlux, Kafka, Kafka Str...
            

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Job Details

Location Warsaw, Masovian Voivodeship
Job Type Contract
Category Computer Occupations
Posted Date July 07, 2026
Application Deadline August 16, 2026