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Senior / Lead .NET Developer

Net

Senior / Lead .NET Developer

Net

Al. Jerozolimskie 123A, Warszawa +2 Locations

Itransition

Full-time
B2B
Senior
Remote

Tech stack

    English

    B2

    ASP.NET

    master

    Microsoft .NET

    advanced

    AWS

    advanced

    Docker

    advanced

    SQL

    advanced

Job description

We’re looking for a Senior or Lead .NET Developer to join the active development phase of a large-scale project built from scratch for a global client. This is a long-term opportunity to be a part of a strong distributed team (20+ engineers), influence architecture decisions, and drive best development practices.


Responsibilities:

  • Design and development of new features and services

  • Promote and implement best practices in software development

  • Participate in architectural and technical discussions

  • Conduct code reviews and contribute to refactoring initiatives

  • Collaborate with an English-speaking international team using Agile processes


Requirements:

  • 5+ years of experience in software development

  • Strong experience with Microsoft .NET (preferably ASP.NET Core)

  • Hands-on experience building RESTful APIs 

  • Experience with AWS Cloud, Docker, containers, and microservices

  • Proficiency in software design principles and working with SQL/NoSQL databases

  • Solid understanding of design patterns, SOLID principles, and modern development practices

  • Solid experience writing and maintaining both unit and integration tests

  • Good spoken and written English for daily communication with the client team


Nice to Have:

  • Frontend development skills (HTML5, JavaScript/TypeScript, Angular, React, or Blazor)

  • Experience with CI/CD setup, code review practices, static code analysis

  • Familiarity with Kubernetes, Terraform

  • Experience with Graph Databases

  • Experience building GitHub Actions Workflows

  • Experience working in SCRUM teams

  • Involvement in designing and documenting technical solutions


We offer:

  • Projects for such clients as PayPal, Wargaming, Xerox, Philips, Adidas and Toyota

  • Competitive compensation that depends on your qualification and skills

  • Career development system with clear skill qualifications

  • Flexible working hours aligned to your schedule

  • Options to work remotely


Published: 25.09.2025

Senior / Lead .NET Developer

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Senior / Lead .NET Developer

Al. Jerozolimskie 123A, Warszawa

Itransition

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