Senior Full-Stack Engineer (.NET + Azure + Next.js) | Legal Tech Platform

Polcode is a global technology partner with nearly 100 professionals, specializing in building and improving digital businesses, software platforms, eCommerce stores, websites, and apps. The role involves long-term cooperation with a mature UK-based company operating in the legal and intellectual property domain, supporting companies worldwide in patents, trademarks, and innovation protection. The client has recently modernized their engineering environment and focuses on scaling the platform and delivering new product initiatives.

• Strong commercial experience with C# and modern .NET (Mid+ level preferred or higher)
• Hands-on experience with .NET 10 (ideally)
• Experience building APIs and backend systems
• Practical experience with Azure Functions or similar cloud solutions
• Experience with relational databases and EF Core
• Good React and TypeScript knowledge
• Practical experience with Next.js
• Understanding of backend architecture and maintainable engineering practices
• Experience working in agile/Scrum environments
• Ability to work independently and take ownership of deliverables
• Experience using GitHub Copilot, Codex, or similar AI-assisted development tools
• English at communicative level

Nice to have:

• Experience with PostgreSQL
• Familiarity with MediatR, CQRS, or FluentValidation
• Experience with Azure DevOps pipelines
• Basic Terraform knowledge
• Experience with Material-UI
• Experience working on domain-heavy or workflow-oriented products

• Build and maintain backend APIs and cloud services using C#/.NET and Azure
• Develop frontend features using Next.js, React, and TypeScript
• Work with PostgreSQL and EF Core for data modelling and persistence
• Support asynchronous and background workflows using Azure services
• Integrate frontend applications with backend APIs and generated clients
• Improve validation, observability, testing, and overall system quality
• Participate in Scrum ceremonies and backlog refinement
• Collaborate closely with experienced engineers and stakeholders
• Use AI-assisted development tools responsibly in day-to-day engineering work

100% remote work with occasional business trips or work from office in Warszawa, Poland