Senior Shopify & PHP Developer

About the role

An international engineering firm is looking for an experienced Senior Shopify & PHP Developer to join an international team working on e-commerce and digital experience platforms. The role combines backend development with PHP and Shopify and Craft CMS development, including custom applications, integrations, themes and templates.

Key responsibilities

• Develop and maintain custom PHP functionality, modules and integrations for CMS-based websites.
• Build and customize Shopify storefronts, applications, themes and integrations.
• Develop and maintain Craft CMS websites using PHP, Twig, JavaScript, HTML and CSS.
• Integrate Shopify and Craft CMS with third-party platforms through APIs.
• Create reusable templates, components and custom functionality.
• Optimize website performance, accessibility and SEO.
• Troubleshoot technical issues and maintain secure, reliable websites.
• Collaborate with designers, marketers and other stakeholders, and maintain technical documentation and support structured deployments.

Required profile

• Strong hands-on experience with PHP development and CMS-based applications.
• Experience with Shopify or Shopify Plus, including custom functionality, APIs and integrations.
• Experience with Craft CMS or similar PHP-based CMS platforms such as WordPress.
• Ability to work independently with non-technical stakeholders and strong English communication.
• Nice to have: Craft CMS 4/5, Shopify Plus features, performance optimization, Core Web Vitals, technical SEO, WCAG, GA4, Google Tag Manager, hosting, CI/CD and deployment workflows.

Required skills

• PHP, Liquid, Twig, JavaScript, HTML and CSS
• REST APIs and third-party integrations
• Git, GitHub and structured development workflows