Senior Sitecore Developer

Henry Schein

Senior Sitecore Developer leading headless digital experiences using Sitecore JSS and collaborating with various teams. Responsible for maintaining high standards in code quality and performance tuning.

Posted 6/13/2026full-timeDublin • 🇮🇪 IrelandSeniorWebsite

Tech Stack

Tools & technologies

AngularAWSAzureCloudGraphQLJavaScript.NETNext.jsReactSitecore

About the role

Key responsibilities & impact

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.

Requirements

What you’ll need

6+ years of enterprise .NET / Sitecore development experience.
2+ years hands-on experience with Sitecore JSS, SXA and headless Sitecore implementations (preferably Sitecore 10+).
Strong understanding of Azure/AWS PaaS, including CI/CD pipelines, Application Insights, and cloud networking.
Strong understanding in JavaScript and modern frameworks like Next.js, React, or Angular.
Deep understanding of Sitecore Helix architecture, serialization tools (e.g., SCS, Items as Resources (IAR)), and content modeling.
Experience with RESTful APIs, GraphQL, and webhooks in a composable architecture.
Excellent debugging, problem-solving, and performance tuning skills.

Benefits

Comp & perks

Hybrid role with an expected on-site presence in our new Dublin office 2–3 days per week.

ATS Keywords

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Hard Skills & Tools

SitecoreSitecore JSSNext.jsReactAngularAzure App ServicesAzure DevOpsRESTful APIsGraphQLSitecore Helix

Soft Skills

collaborationproblem-solvingdebuggingperformance tuningcode qualitymaintainabilitytestingdocumentation