🇵🇱 Warsaw, Poland · 21h ago

Backend Developer

Randstad Polska

LinkedInseniorEnglish-friendly
We are seeking a Backend Developer to design, build, and maintain robust, scalablebackend services and APIs powering Client facing Portal applications. The idealcandidate has strong object-oriented development skills, experience withcontainerized/cloud-native deployment, and the ability to collaborate closely with front-end teams to deliver well-integrated, performant solutions.What will your tasks involve?Develop and maintain backend services and RESTful APIs using Java or .NET.Design data models and integrate with relational/NoSQL databases as required by portal functionality.Collaborate with front-end developers to define API contracts and ensure smooth integration.Build and deploy services within containerized environments (Docker/Kubernetes/OpenShift).Implement secure coding practices, unit/integration testing, and CI/CD pipeline integration.Optimize service performance, scalability, and reliability.Troubleshoot and resolve production issues, participating in on-call/support rotations as needed.Participate in Agile ceremonies, sprint planning, and technical design discussions.What we expect from you?Strong Java or .NET development experience (Spring Boot / .NET Core preferred).Experience building and consuming REST APIs.Experience with containerized applications and orchestration (Docker/Kubernetes/OpenShift).Working SQL/database experience (relational data modeling, query optimization).Familiarity with CI/CD pipelines and automated testing practices.Nice-to-Have: experience with messaging/event-driven architectures (Kafka, MQ, etc.), financial services, fund administration, or transfer agency domain experience, exposure to cloud-native development practices.What you can expect from us?Contract StabilityHigh level of autonomy and independenceSenior role: The chance to act as a Backend DeveloperParticipation in key projectsInternational collaboration: Building and cultivating partnerships across various business regionsEmployment agency entry number 47this job offer is intended for people over 18 years of age

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