2327 backend developer English-speaking jobs in Poland

Write clean, scalable .NET code (C#) and test coverage. Collaborate with engineers integrating applications. Must have knowledge of .NET C#, asynchronous programming, OOP, and SOLID principles. Ability to write code based on documentation and/or consultations in English. Good written and spoken English communication. Must be a university student (Master's degree in Computer Science preferred). Professional experience is an asset.

Experienced Senior Software Developer sought for a 6-month contract (with extension) to lead Specification-Driven Development (SDD) practices. Translate business requirements into executable specifications, including functional requirements, technical constraints, and acceptance criteria. Collaborate with architects, developers, and product owners to ensure high software quality and alignment with business needs.

The Developer Experience (DevX) Standards and Controls function is creating a platform for control owners

JBoss technologies-optional : Fortify Sonatype Docker Kubernetes about-project : As a Senior Java Developer

As a BPM / Developer, you will work on transformational projects within our Banking as a Service (BaaS ... We are looking for a BPM / Java Developer to join us at this pivotal moment, share our vision, and help

to extend existing brand identities into new hardware and software contexts Expertise in delivering developer-ready

days remote) Main Responsibilities Build and evolve workflows using LLM/agent assistance to improve developer

remote) Main Responsibilities: Build and evolve workflows using LLM/agent assistance to improve developer

The developer will play a key role in requirement analysis, test execution, and improving efficiencies

to enforce quality and security standards in CI/CD pipelines What You Bring proven experience as a developer

Overview Our Client is looking for a passionate and experienced .NET developer.

Warszawa-based opportunity with remote work model As a  Senior NodeJS Developer , you will be working

Warszawa-based opportunity with remote work model As a  Senior NodeJS Developer , you will be working

Project scope: Develop and maintain modern web applications using Angular Collaborate with backend

APIs using FastAPI Design and implement user interfaces using React, ensuring seamless frontend-backend

Strong proficiency in Kotlin and modern backend development ecosystems.

efficient, and maintainable code in C# / .NET, aligned with best software engineering practices Developing backend

.NET Core Microsoft SQL Server PostgreSQL Docker Kubernetes about-project : As a Mid-Level .NET Developer

Responsibilities Design and implement LLM‑and agent‑assisted workflows to improve developer productivity

Senior Data Engineer (Architect + Hands‑on Developer) Opportunity We are seeking a Senior Data Engineer