A home grown and innovative software organisation is seeking an experienced ASP.NET Core Developer to join its growing technology team in a hybrid working role based in Dundalk. The organisation develops tailored business software solutions used by thousands of customers globally and has built a strong reputation for long-term innovation, collaborative culture, and high-quality engineering standards.This role offers the opportunity to play a key part in developing and supporting a modern eCommerce platform, with a strong focus on backend development, API integrations, and data reliability.What's on OfferCompetitive salary (dependent upon experience)Hybrid working model supporting work–life balancePrivate healthcare coverEmployer pension contributionExercise or fitness reimbursement supportStrong focus on professional development and career progressionCollaborative, team-focused culture with regular social and wellbeing initiativesOpportunity to work on evolving products used by an international customer baseWhat You NeedMinimum 3 years' commercial experience developing with ASP.NET Core and C#Strong experience developing, maintaining, and debugging web applications and API endpointsExperience integrating systems using RESTful APIs, including extracting and processing structured dataSolid understanding of relational databases, including querying and data optimisationAbility to collaborate effectively with frontend developers to deliver clean, consumable data structuresExperience diagnosing and resolving technical issues across the application stackA proactive, solutions-focused mindset with the ability to work both independently and within a collaborative teamExperience participating in code reviews and contributing to development best practicesO.K. I'm in what's next?Apply with your latest CV below