Lead developer - Full Stack (.NET/C#)

  • Dublin
  • Permanent
  • Mon Oct 20 16:05:08 2025
  • 190516

Lead Developer - Full Stack (.NET/C#)

Location: Dublin, Ireland (Hybrid working arrangement)
Position: Permanent | Full Time

Salary: €70,000 – 85,000

The Role

You’ll lead a team of developers on the digital web/mobile platform, driving API rewrites, identity and authentication design, and integrating AI features. You’ll split time between hands-on coding, architectural decisions, and people leadership.

Key Responsibilities

  • Line-manage (mentor, review, develop) a small team of developers.
  • Design, implement, and maintain scalable backend systems using .NET Core / C#, REST APIs, JWT / OAuth2 / OpenID Connect.
  • Lead identity and access work (Azure AD B2C / B2B) and integrate authentication flows for web/mobile clients.
  • Orchestrate or rewrite APIs and services, including use of Azure infrastructure (Functions, Logic Apps, Service Bus, etc.).
  • Identify and lead AI / intelligent features (chatbots, search, predictions) using Azure AI / Cognitive Services / Azure OpenAI where relevant.
  • Set coding standards, architectural patterns, best practices, conduct code reviews.
  • Collaborate cross-functionally with Product Owners, Delivery Leads, and stakeholders, ensuring tech solutions align with business goals.

Required Skills & Experience

  • Strong experience in .NET / C# development, especially using .NET Core.
  • Deep familiarity with RESTful APIs, authentication/authorization (JWT, OAuth2, OpenID).
  • Prior work with identity frameworks (Azure AD, B2C, etc.).
  • Azure cloud experience: serverless (Functions), messaging/integration (Service Bus, Logic Apps), CI/CD (Azure DevOps).
  • Exposure to AI / ML / Cognitive Services / Azure OpenAI in enterprise settings is a big plus.
  • Experience in architecture, scaling, performance, system design.
  • Leadership experience (ideally prior team lead / tech lead).
  • Good communication, stakeholder engagement, mentoring capability.
  • Bachelor’s degree in computer science / relevant or equivalent experience.

If you’re interested, please click below to apply. Any Questions? – Contact Joseph Mullan in Reperio Human Capital

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