Senior .NET Engineer – Modernize Legacy Apps (Remote)

Version 1; Dublin; Hybrid; EUR 90,000 - 120,000; Full time

Benefits offered by this job

Profit Share

Career Development

Flexible/Remote

Pension

Private Healthcare

Life Assurance

Gym Discounts

Educational assistance

Job summary

Version 1 is seeking a Senior .NET Developer to maintain and modernize legacy Microsoft applications across ASP.NET Web Forms, MVC Core, SQL Server, Azure DevOps, and related technologies to support business-critical systems. You will develop, troubleshoot, deploy, and improve performance, participate in Agile delivery, code reviews, and documentation while collaborating with cross-functional teams.

Experience with Windows Services, Hangfire, App Insights, and Microsoft Access legacy apps is

Qualifications

• 10+ years of experience in .NET development.
• Proficiency with ASP.NET Web Forms, MVC Core, .NET Framework/.NET Core.
• Hands-on knowledge of Azure DevOps, Git, and TFS.
• Experience with services, Hangfire, deployments, pipelines.
• Familiarity with App Insights error monitoring.
• Ability to work with Access legacy systems.

Responsibilities

• Develop and maintain applications using ASP.NET Web Forms and MVC Core.
• Write and optimize SQL Server queries, scripts, and stored procedures.
• Manage Azure DevOps pipelines, deployments, and Git branching.
• Work on Windows Services and Hangfire automation.
• Monitor applications using App Insights.
• Support and update Access legacy applications.
• Participate in Agile delivery, code reviews, and documentation.
• Troubleshoot production issues and ensure system stability.

Skills

ASP.NET Web Forms

MVC Core

.NET Framework/.NET Core

Azure DevOps

Git

TFS

Hangfire

App Insights

Microsoft Access

Tools

SQL Server

Windows Services

Job description

Version 1 is seeking a Senior .NET Developer to maintain and modernize legacy Microsoft applications across ASP.NET Web Forms, MVC Core, SQL Server, Azure DevOps, and related technologies to support business-critical systems. You will develop, troubleshoot, deploy, and improve performance, participate in Agile delivery, code reviews, and documentation while collaborating with cross-functional teams.

Experience with Windows Services, Hangfire, App Insights, and Microsoft Access legacy apps is