Full Stack .NET Developer

  • Sligo
  • Permanent
  • Fri Mar 6 16:45:46 2026
  • 215190

.NET Developer (C#, SQL) – Hybrid

Location: Sligo
Salary: €50,000–€60,000
Job Type: Permanent

We are currently working with a growing technology organisation that develops software solutions for enterprise clients across Ireland and the UK. Due to continued growth, they are looking to hire a .NET Developer to join their development team on a full-time permanent basis.

This is an excellent opportunity for a developer who enjoys building reliable backend systems while also having exposure to frontend technologies within a collaborative engineering environment.

The Role

As a .NET Developer, you will be responsible for developing, enhancing, and maintaining core applications used across multiple platforms. You will work closely with other developers, product stakeholders, and technical teams to deliver scalable and high-quality software solutions.

Key Responsibilities

  • Design, develop, and maintain applications using .NET and C#

  • Develop and optimise database queries using SQL

  • Build and maintain backend services and APIs

  • Contribute to frontend functionality where required using JavaScript, HTML, CSS etc.

  • Work closely with the development team to deliver new features and system improvements

  • Troubleshoot and resolve technical issues in existing applications

  • Participate in code reviews and follow development best practices

  • Contribute to ongoing system enhancements and performance improvements

Required Experience

  • 2+ years experience working with .NET / C# in a professional environment.

  • Strong experience working with SQL databases

  • Experience developing backend systems or APIs

  • Good understanding of frontend technologies such as JavaScript, HTML, and CSS

  • Strong problem-solving and analytical skills

  • Ability to work effectively within a team environment

Desirable Skills

  • Experience with Azure or other cloud platforms

  • Exposure to CI/CD pipelines

  • Experience working in Agile development environments

  • Familiarity with modern frontend frameworks

Please contact Joseph Mullan in Reperio Human Capital with any questions.

Reperio Human Capital acts as an Employment Agency and an Employment Business.