Mid-Level Full-Stack Shopify Engineer – Growth Accelerator

Swanky (Shopify Plus Agency)

Full-Stack Shopify Engineer developing and optimizing Shopify Plus stores for clients. Building theme components and integrations, while ensuring performance and client communication.

Posted 5/31/2026full-timeExeter • 🇬🇧 United KingdomMid-LevelSeniorWebsite

ATS Keywords

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Hard Skills

LiquidHTMLCSSJavaScriptNode.jsAPIsRESTGraphQLTypeScriptdatabases

Soft Skills

client-facing communicationconstructive feedbacktime trackingtask managementmanaging expectationsdisciplinecollaborationproblem-solvingadaptabilitycontinuous improvement

Tools & Technologies

ShopifyShopify PlusShopify Online Store 2.0Shopify CLIGitserverless architecturecloud-based architecturemiddlewarecheckout extensionstheme components

Industry Keywords

full-stack developmentperformance optimisationscode reviewsdevelopment processesretainer clientsfrontend developmentbackend developmentmulti-developer teamstechnical decisionsconcurrent workstreams

Tech Stack

Tools & technologies

CloudGraphQLJavaScriptNode.jsTypeScript

About the role

Key responsibilities & impact

Build, test and deploy theme components, custom sections, checkout extensions and integrations for retainer clients
Write clean, maintainable code across the frontend (Liquid, HTML, CSS, JavaScript) and backend (Node.js, APIs, serverless functions)
Work with Shopify APIs (REST and GraphQL), third-party integrations and middleware
Identify and implement performance optimisations across storefronts
Participate in code reviews, giving and receiving constructive feedback
Communicate directly with clients: providing updates, explaining technical decisions and managing expectations
Track time accurately against accounts and tasks
Contribute to improving our development processes and standards

Requirements

What you’ll need

3+ years of commercial full-stack development experience
2+ years delivering Shopify or Shopify Plus projects
Strong knowledge of Shopify Online Store 2.0, Liquid templating and the Shopify CLI toolchain
Proficiency in HTML, CSS, JavaScript (ES6+) and TypeScript
Backend experience with Node.js (or similar), including working with RESTful and GraphQL APIs
Familiarity with serverless or cloud-based architecture patterns
Experience with databases and relational data structures
Comfortable with Git version control and branch-based workflows in multi-developer teams
Strong client-facing communication skills: able to explain technical concepts clearly and manage expectations
Disciplined approach to time tracking, task management and delivering to deadlines across concurrent workstreams
A genuine interest in improving your craft and staying current with the Shopify platform

Benefits

Comp & perks

Competitive salary depending on experience
Pension scheme
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