Middle .NET Full Stack Engineer

N Ix — Poland · Posted ~3 hours ago

Mid Full-time

Skills

C# .NET 6/8 REST APIs Frontend development Microservices Software architecture .NET REST API

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Summary ✨ AI‑Generated

A full-stack engineering role focused on enterprise software development, modernizing legacy systems, building APIs, and delivering user-facing applications with contemporary technologies.

Highlights

Opportunity to work on large-scale enterprise systems, modernize legacy applications, and develop both backend and frontend solutions.

Description

We are looking for an experienced Software Engineer to join a dedicated team working on high-impact, enterprise-scale software solutions for public sector funding and financial management systems. The candidate will work within a large-scale ecosystem comprising core transactional systems, reporting tools, and public application portals. You will play a key role in developing new features, integrating modern microservices, refactoring legacy components, and migrating services to modern technologies (.NET 6/8, modern web frameworks). Key Responsibilities Systems Analysis & Architecture: Analyze requirements, extract business logic from legacy systems, and create modeling/visualization artifacts using UML standards.Full-Stack Development: Design, maintain, and expand back-end services and front-end portals using C#/.NET, REST APIs, and modern UI tools.Legacy Refactoring & Decoupling: Write anti-corruption layers and seams to safely isolate legacy code from new, modern application components.Data Access & Databases: Design and optimize database access structures using MSSQL, Entity Framework Core (Code-First), and the repository pattern.Testing & Quality Assurance: Create decoupled unit tests, write feature documentation, and conduct end-to-end (E2E) testing on newly built features.Agile Collaboration: Participate in daily stand-ups and Agile/Scrum ceremonies, managing code, documentation, and tasks via Azure DevOps. Requirements Education & Experience: Bachelor’s Degree in IT, Computer Science, or a related field (MQF Level 6 or equivalent).3+ years of professional experience in software development and systems analysis.Practical experience working in Agile/Scrum environments using tools like Azure DevOps. Technical Skills: Back-End & Frameworks: Strong proficiency in C#, .NET Framework 4.8, .NET 6/8, ASP.NET MVC, REST APIs, and Entity Framework Core.Front-End Development: Experience with HTML5, CSS, Bootstrap, AJAX, JavaScript, jQuery, JSON, OpenXML, and modern web frameworks (Angular, React, or Blazor).Databases: Strong knowledge and practical experience with MSSQL, Entity Framework (Code-First), and repository patterns.Architecture & Clean Code: Solid understanding of Object-Oriented Design (OOD), writing decoupled unit tests, and designing anti-corruption layers.Version Control & DevTools: Hands-on experience with Git/Azure Repositories and Browser Development Tools (DevTools). We offer*: Flexible working format - remote, office-based or flexibleA competitive salary and good compensation packagePersonalized career growthProfessional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)Active tech communities with regular knowledge sharingEducation reimbursementMemorable anniversary presentsCorporate events and team buildingsOther location-specific benefitsnot applicable for freelancers