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Senior Software Engineer (.NET )

Summary

Senior .NET engineer modernizes legacy enterprise apps by migrating them to .NET Core and Docker while maintaining and refactoring existing .NET Framework systems.

This is a full-timerole for aSenior Software Engineer (.NET & Ruby)based in Pakistan.(at least 6yrs+ experience) with deep expertise in .NET Framework 4.x and legacy enterprise technologies, paired with modern proficiency in Docker and .NET Core/.NET 6+. This role is ideal for professionals who can straddle both worlds: stabilizing legacy systems while leading their transformation into containerized, modernized platforms.

Qualifications

  • Strong experience with.NET Framework (4.0–4.8)and.NET Core / .NET 5/6+usingC# (advanced proficiency)
  • Hands-on development withASP.NET Web FormsandASP.NET MVC; exposure toWinForms / WPFis a plus

Solid understanding ofWCF,ASMX Web Services, andSOAP/XML–based integrations

Expertise in data access technologies:ADO.NET, LINQ to SQL, Entity Framework (classic)

Strong database skills withSQL Server (2008/2012/2016+)andT-SQL

Experience deploying and tuning applications onIIS (7/8/10)

Working knowledge ofDocker, includingDockerfiles, image creation, and Windows-based containers

Proficient withsource control systems such asGitandTFS

Java experience preferred, with willingness to work on Java projects when required

Strongproblem-solving, communication, and mentoring skills, with experience in refactoring, migrations, and cross-functional collaboration

Responsibilities

  • Develop, maintain, and refactorenterprise applicationsbuilt on.NET Framework 4.x
  • Modernize systems by building new services with.NET Core / .NET 6+and migrating legacy codebases toDocker-based containers
  • Design and manageDocker imagesand support deployments acrosstest, staging, and productionenvironments
  • Collaborate onmodernization initiativesincluding monolith decomposition, containerization, andCI/CD adoption
  • Work closely with architecture, DevOps, and QA teams to troubleshoot, tune performance, and ensure secure, reliable deployments

Must Have

  • Strong experience with .NET Framework 4.x and .NET Core / .NET 6+ using C#
  • Hands-on development with ASP.NET MVC / Web Forms and enterprise application architectures
  • Solid knowledge ofSQL ServerandT-SQL, including performance tuning
  • Experience with Docker and deploying applications on IIS
  • Strong problem-solving, communication, and collaboration skills

Nice to have

  • Experience withlegacy system modernizationand refactoring monoliths
  • Familiarity withCI/CD pipelinesand DevOps practices
  • Exposure toWCF, SOAP/XML, or other legacy integrations
  • Working knowledge ofcloud-native or containerized environments
  • Java experience or willingness to work on Java projects when required

What's great in the job?

  • Great team of smart people, in a friendly and open culture
  • No dumb managers, no stupid tools to use, no rigid working hours
  • No waste of time in enterprise processes, real responsibilities and autonomy
  • Expand your knowledge of various business industries
  • Create content that will help our users on a daily basis
  • Real responsibilities and challenges in a fast evolving company

See also