Senior Software Developer (.NET/C#) Location: Dublin, Ireland Job Type: Full-Time | Permanent| Hybrid Salary: € About the Role: A well-established SaaS company is seeking a Senior .
NET Software Developer to join its growing engineering team in Dublin.
In this role, you'll help design and build an eCommerce platform, supporting large-scale, high-availability services used by customers around the world.
You'll focus on backend development using .
NET/C#, integrating with third-party billing and identity providers, and delivering secure, scalable APIs in a modern Azure/AWS cloud environment.
Key Responsibilities: Design, develop, and maintain backend services using .
NET/C# (.NET 6 or later).
Build and consume RESTful APIs for internal services and third-party integrations (billing, authentication, messaging).
Implement and maintain secure, high-performance services in Azure and/or AWS.
Work with product and architecture teams to deliver scalable solutions aligned with business needs.
Contribute to CI/CD pipelines and support a DevOps-friendly engineering culture.
Document services, integration points, and architecture decisions clearly and concisely.
What You'll Bring: 6+ years of hands-on experience in backend software development with .
NET/C#.
Strong understanding of web APIs, integration patterns, and cloud-native development.
Proficiency with Azure and/or AWS, particularly with services like App Services, Functions, API Gateway, or messaging queues.
Experience working with billing systems (e.g., Maxio, Chargebee) and/or identity providers (OAuth2, OpenID Connect, SSO).
Familiarity with DevOps tools and practices - CI/CD (Azure DevOps or GitHub Actions), IaC, monitoring, logging.
Understanding of microservices architecture and event-driven design principles.
Solid grasp of application security, authentication, and authorization.
Strong communication and collaboration skills within cross-functional Agile teams.
Tech Stack Highlights: Languages/Frameworks: C#, .
NET 6+, REST APIs Cloud: Azure and/or AWS Data: SQL Server, cloud databases Tools: Azure DevOps, Git, CI/CD, Docker, Kubernetes (nice to have) Interested?
Please apply below.
Any questions - contact Joseph in Reperio Human Capital.
Reperio Human Capital acts as an Employment Agency and an Employment Business.
Skills: .
NET C# ASP.NET Azure SQL Benefits: Work From Home