Senior .NET Developer (Full-Stack)

Dublin, Ireland (Hybrid - 3 Days Onsite)

6-Month Rolling Contract

Stelfox is partnering with a global organisation to hire an experienced Senior .NET Developer (Full-Stack) for a long-term contract opportunity based in Dublin. This role offers the chance to work on business-critical platforms used globally, collaborating with international teams to design, develop, and enhance modern enterprise applications.

Responsibilities:

• Design, develop, enhance, test, and support enterprise web applications.
• Collaborate with globally distributed development teams and business stakeholders.
• Contribute to technical architecture and strategic technology decisions.
• Drive best practices in software engineering, code quality, and Agile delivery.
• Mentor team members and provide technical guidance across development initiatives.
• Work across the full technology stack, with a strong focus on user interface and application development.

Key Skills & Experience

Strong hands-on experience with:

• C# / .NET Framework
• ASP.NET MVC
• Microsoft SQL Server & T-SQL
• LINQ, Lambda Expressions, Async Programming
• JavaScript, jQuery, AJAX
• Bootstrap and responsive web design
• REST APIs and Web Services
• XML / JSON data handling
• Agile delivery methodologies
• Git, CI/CD and modern development practices

Experience with some of the following:

• NUnit / xUnit, Moq
• Selenium Test Automation
• Jira
• Jenkins, Artifactory, Bitbucket, Ansible
• Kendo UI, LESS/SASS
• SSIS or other data transformation tools