Headless Sitecore Developer - JSS & Frontend Architect

Henry Schein, Inc.; Dublin; On-site; EUR 90,000 - 130,000; Full time

Job summary

Jobtailor is seeking a Senior Sitecore Developer in Ireland to lead headless Sitecore projects using JSS, and to collaborate with UX/UI and Content teams. You will work with Next.js, React, or Angular and implement modern rendering strategies (SSR/SSG/ISR) while aligning with DevOps processes on Azure and cloud services.

The role requires strong Sitecore Helix knowledge, JSS/SXA experience, and deep API expertise (REST/GraphQL).

Qualifications

• 6+ years of enterprise .NET / Sitecore development experience.
• 2+ years hands-on with Sitecore JSS, SXA and headless Sitecore (Sitecore 10+ preferred).
• Strong understanding of Azure/AWS PaaS, CI/CD, Application Insights, and cloud networking.
• Strong JavaScript skills with Next.js, React, or Angular.
• Deep Sitecore Helix architecture knowledge, serialization tools, and content modeling.
• Experience with RESTful APIs, GraphQL, and webhooks in a composable architecture.
• Excellent debugging, problem-solving, and performance tuning.

Responsibilities

• Develop, upgrade and maintain headless Sitecore applications using Sitecore JSS (JavaScript Services).
• Integrate with modern frontend frameworks (e.g., Next.js, React, or Angular), with a strong understanding of rendering strategies (SSR, SSG, ISR).
• Implement personalization, multi-language, and component-based architecture in Sitecore.
• Collaborate with DevOps teams to deploy Sitecore apps using Azure App Services, Azure DevOps, Azure Front Door, and CDNs.
• Work with Content Authors and UX/UI teams to deliver seamless editorial and digital experiences.
• Participate in sprint planning, code reviews, and architecture discussions.
• Troubleshoot performance and scalability issues across Sitecore and frontend layers.
• Maintain high standards for code quality, maintainability, testing, and documentation.
• Contribute to front-end architecture decisions and help evolve development standards.

Skills

Sitecore JSS

.NET

Headless Sitecore

Next.js/React/Angular

Azure/AWS PaaS

Sitecore Helix

RESTful APIs/GraphQL

Debugging & Performance

Job description

Jobtailor is seeking a Senior Sitecore Developer in Ireland to lead headless Sitecore projects using JSS, and to collaborate with UX/UI and Content teams. You will work with Next.js, React, or Angular and implement modern rendering strategies (SSR/SSG/ISR) while aligning with DevOps processes on Azure and cloud services.

The role requires strong Sitecore Helix knowledge, JSS/SXA experience, and deep API expertise (REST/GraphQL).