Java / Kotlin Developer

Groupe SII

📍 Wrocław, Lower Silesian Voivodeship, Poland 💼 Full-time 🕒 Posted February 17, 2026

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Job Description

 As a Senior Software Engineer at Sii, you'll play a crucial role in shaping the future of our real-time platform. You'll face challenges related to high-performance, distributed systems, and large-scale data processing, while contributing to the development of innovative solutions such as Quality On Demand (QOD) and Silent Authentication.
 Your role Enhancing functionalities throughout our worldwide network platform
 Creating and deploying scalable microservices to support Sii's swift expansion
 Crafting efficient and scalable code within rigorously tested systems
 Contributing to innovation in cloud-based communications by working on a public cloud infrastructure
 Your skills More than 5 years of experience working with Java and Kotlin programming languages
 Extensive experience with AWS cloud services
 Strong knowledge of Docker and Kubernetes for containerization and orchestration
 Familiarity with Kafka for di...
            

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Job Details

Location Wrocław, Lower Silesian Voivodeship
Job Type Full-time
Category Computer Occupations
Posted Date February 17, 2026
Application Deadline March 29, 2026