1497 developer English-speaking jobs in Poland

products and ensure our people grow along the way.About the RoleWe are looking for a Senior .NET Backend Developer

Full-stack software engineer with ASP.NET Core, React.js, and microservices experience sought. Collaborate on secure, scalable applications. Strong communication and problem-solving skills required.

Project Description We are looking for an experienced Android Developer who will be working in the Mobile

Consolidated revenues as of 12 months ending March 2026 totaled $14.7BOverview of the Role:As a Medior Pega Developer

Technical Requirements Minimum 5 years of commercial experience in a developer role (projects involving

Backend Engineer to develop and maintain Python-based microservices in a distributed environment. Will design scalable backend services, integrate APIs, and collaborate with cross-functional teams. Requires 3+ years of backend development experience with Python, microservices architecture, and RESTful APIs. Familiarity with AWS, Docker, CI/CD pipelines, and third-party API integration is essential.

Develop scalable backend services, design REST APIs, integrate systems, and support production systems. Experience with Java, Spring Boot, and REST API design required.

Senior .NET Developer to design, develop, and modernize applications using .NET, C#, and ASP.NET Core. Experience with Agentic AI, Claude Code, and GitHub Copilot required. Must have 6+ years of commercial experience building scalable, enterprise-grade applications and APIs.

Senior Backend Developer will design, develop, and maintain Java and Python backend services for a cloud-native platform migrating legacy systems to Microsoft Azure. Responsibilities include building RESTful APIs, containerized applications, and infrastructure as code using Terraform. Strong Java, Spring Boot, and Azure experience is required.

Job OverviewFor our Client we are looking for an experienced Java Developer who will be responsible for

We are looking for a high-caliber, autonomous Tableau Developer to join our Data & Analytics team as

Senior Java Developer for a long-term, enterprise-scale project in investment banking. Design, develop, and maintain backend services using Java 11+, Spring Boot, and REST/SOAP APIs. Contribute to distributed microservices architectures and implement business process workflows. Collaborate in an agile environment with architects, QA, DevOps, and business stakeholders.

application performance, scalability, and reliabilityExpected competences and knowledgeExperienced C# .NET developer

As a Senior Java Developer, you will work in a complex, integration-heavy environment where understanding

Design and implement backend features using Go in a microservices architecture. Build and maintain integrations with LLM vendors and cloud AI services. Own backend service quality through testing and CI/CD. Improve data access reliability and performance. Collaborate cross-functionally on architecture, scalability, and security. Lead technical design discussions and deliver solutions independently.

Full-Stack Engineer to design and deliver production-grade features using Java (Spring Boot), React (TypeScript), and AWS. Experience with AI tools (LLMs, coding assistants) and building production systems (REST APIs, relational databases, CI/CD, containers) is required.

Location: Hamburg/Hybrid or Poznan/Hybrid Responsibilities As Senior Backend Developer you own the services

Nice to have Experience as a Tech Lead, Lead Developer, or Solution Architect.

Develop and maintain cloud-based Python applications using frameworks such as FastAPI and Django. Integrate distributed systems and contribute to building GenAI solutions.

Senior Java Developer will design, implement, and enhance integration solutions and data flows for a financial crime prevention project. Responsibilities include building microservices, APIs, and supporting ETL processes. Strong Java 21 development skills, Spring Boot experience, and knowledge of DevOps practices are required.