April 12, 2026
Full Stack Developer ASP.NET Core (m/f/d)
Senior • Remote
Wroclaw, Poland
Full Stack Developer ASP.NET Core (m/f/d)
Location: Poland -Remote
Employment Type: B2B
Languages: English (C1 /C2)
YOUR ROLE
Design & Development:
You design and develop enterprise applications with Angular 20+ on the front end and ASP.NET Core (.NET 9+) on the back end.
Frontend Architecture:
You implement standalone components and signals-based architecture for responsive, maintainable UIs.
Authentication & Integrations:
You integrate Azure MSAL authentication, RESTful APIs, and external system integrations.
Data Access:
You build and optimize data access layers using Entity Framework Core and manage relational data in SQL Server.
Security:
You ensure application security through authentication, authorization, and data protection using Azure AD.
DevOps & Deployment:
You deploy and manage environments using Docker, Kubernetes, and CI/CD pipelines.
Testing:
You write comprehensive unit and integration tests for both front-end (Vitest) and back-end (xUnit, Moq).
Collaboration:
You collaborate with cross-functional teams to maintain shared libraries and iterate on user feedback.
Performance & Scalability:
You troubleshoot, debug, and optimize applications for scalability and performance across the stack.
Code Reviews:
You actively participate in code reviews by reviewing and approving Pull Requests from team members.
MUST-HAVE SKILLS:
Strong experience with ASP.NET Core (.NET 9+) and Angular 20+
RESTful APIs, Entity Framework Core, and SQL Server
Azure authentication (Azure AD / MSAL)
Docker, Kubernetes, and CI/CD pipelines
Unit & integration testing (Vitest, xUnit, Moq)
Application security, performance tuning, and troubleshooting
Experience with Agile teams, code reviews, and Azure DevOps
English C1/C2
WHAT WE OFFER
B2B Contract
Competitive salaryInternational projects
Career development opportunities
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Wroclaw, Poland
110 - 140 PLN
🏢 Summary: B2B Full-Stack Developer role focused on building modern web and AI-driven solutions using Microsoft technologies. The position involves developing high-quality applications with .NET and Azure, creating responsive front-end interfaces, and contributing to AI projects with Python. Work is delivered in Agile teams for clients across various industries, remotely or in hybrid mode within Poland. 🗂️ Requirements: 4+ years of full-stack web development experience, Experience with .NET, Experience with Microsoft Azure services, Basic experience with Python and AI projects, Experience with CI/CD tools (e.g., Azure DevOps), Working knowledge of React.js, Working knowledge of JavaScript or TypeScript, Knowledge of clean code principles, Knowledge of design patterns, Understanding of modern software architecture 📃 Skills: .NET, Azure, Python, AI, React, JavaScript, TypeScript, AzureDevOps, CI/CD, Git, Agile 🏢 Description: We’re looking for specialists open to cooperate on B2B basis, for our customer – Avanade Poland. Avanade website ; Privacy policy This role is available for both specialists open to work remotely (within Poland) or in hybrid mode (offices in Wroclaw and Krakow). Position: As Full-Stack Developer, you will broaden your experience by working in modern projects for various domains and industries. You will extend your skills in a wide range of tools, focusing on tasks such as: Consistently developing and delivering high-quality, low-defect, maintainable and robust code using modern Microsoft technologies like .NET and Azure Designing, prototyping and building AI solutions using Python , Azure and newest AI technologies Building responsive, user-friendly interfaces using Front-End technologies (e.g. React.js and JavaScript/TypeScript) Working directly with clients (both technical and business) to define and refine requirements Working closely with your project team using Agile methodologies Ensuring quality through adherence to technical best practice and through mentorship and feedback Working in projects for various industries: Energy, Automotive, Retail, Aviation, Finances, Health, Life Sciences and more. Required skills: For this role, you will need: 4y+ of experience with full-stack web development, including .NET (.NET 10 is a nice-to-have) Experience with MS Azure and its services At least basic exposure to Python and AI projects Azure DevOps or other CI/CD tools Working knowledge of Front-End technologies ( React.js and JavaScript or TypeScript preferred) Knowledge of clean code principles, design patterns and modern architecture English skills at B2 level (we communicate in English on a daily basis) If you want to ask any questions before applying, feel free to reach out via LinkedIn !