Mid-Level Shopify Frontend Engineer (New Builds)

About Swanky Swanky is a Shopify Platinum Partner agency. We design, build and grow Shopify Plus stores for brands across the UK, Europe and beyond. Our work spans new builds, complex platform migrations, and ongoing optimisation for established merchants. About the Role You'll work within a cross-functional team of developers, designers, analysts and project managers to deliver high-quality Shopify Plus storefronts. Your focus is hands-on frontend development: building and refining themes, implementing custom sections, and solving the technical problems that come with ambitious ecommerce projects. Day to day, you'll: Build, test and deploy custom Shopify themes and theme components to a high standard Write clean, maintainable Liquid templates using Online Store 2.0 architecture Implement responsive, accessible and performant frontend solutions using HTML, CSS and JavaScript Work with project managers to estimate effort, flag technical risk and define scope Participate in code reviews, giving and receiving constructive feedback Pair with teammates to solve problems and share knowledge Contribute to improving our development processes and standards About You You're a frontend developer with solid commercial Shopify experience who wants to do their best work inside a collaborative team. You care about code quality, you're comfortable asking questions, and you take ownership of your work from ticket to deployment. Required 2+ years of commercial frontend development experience 1-2+ years delivering Shopify or Shopify Plus projects (theme builds, customisations or migrations) Strong proficiency in HTML, CSS and JavaScript (ES6+), including responsive design and cross-browser compatibility Solid working knowledge of Shopify Online Store 2.0, Liquid templating and the Shopify CLI toolchain Comfortable with Git version control and branch-based workflows Clear written and verbal communication, including confidence working directly with non-technical colleagues and clients A genuine interest in improving your craft and staying current with the Shopify platform Nice to Have Experience with Agile/Scrum delivery environments Familiarity with build tools such as Vite, Rollup, esbuild or GitHub Actions Experience with Alpine.js for interactive theme components Familiarity with Tailwind CSS Exposure to React or modern JS frameworks Experience with accessibility standards (WCAG) and performance optimisation Awareness of headless commerce patterns or Hydrogen/Remix Benefits Competitive salary depending on experience New laptop provided 30 days holiday per year (inclusive of bank holidays), plus 1 additional day per full year served, capped at 5 Flexible working hours Hybrid working with 1-2 days per week in our Exeter office Investment in your professional development and growth Regular company socials and events