As Disturbia continues to grow, the need has arisen to appoint a full-stack Shopify Developer to join our IT & Dev team in Northumberland. The successful candidate will enhance, optimise, and scale our ecommerce ecosystem through high quality theme development, custom Shopify Functions and UI Extensions, third-party API integrations, and bespoke admin tooling. This is a mid-level hands-on technical role with mentoring responsibilities, suited to a developer who enjoys solving complex ecommerce challenges, improving retail performance, and collaborating across teams. Key Responsibilities Reporting to the Director of IT, the successful candidate will work across the Shopify Plus ecosystem, supporting the company in meeting its growth targets and strategic objectives. They will be responsible for peer-reviewing code and mentoring the Junior Developer. The successful candidate will: Build, enhance and maintain Shopify themes to deliver exceptional UX that drives conversion Develop and deploy Shopify Functions, Checkout Extensibility and other custom functionality Use Shopify and third-party APIs to enhance and automate workflows Build and maintain embedded Shopify admin apps for workflow automation and operational tooling Manage, configure and provide internal support for third-party integrations Work closely with e-commerce, marketing, creative and operations teams to deliver new features and improvements Take a proactive approach to suggesting new ideas and solutions that would be of benefit to the business Ensure all new features are documented, fully tested, and meet internal stability and performance expectations Support international commerce needs such as localization, tax rules and shipping logic for multi-market setups Manage deployments via GitHub, pull requests, code reviews, CI/CD pipelines, Shopify CLI, and other suitable tools Enhance the company’s security posture, and where necessary assist the executive team in managing any security or compliance incidents Assist with data protection compliance Identify opportunities to improve existing code, functionality and systems Undertake any other related tasks as required Skills, Knowledge and Expertise A minimum of 3 years of hands-on development across the Shopify ecosystem is required. Applicants must be able to demonstrate the following essential skills: Proven experience developing and maintaining Shopify Plus stores in a multi-storefront, multi-market environment Strong proficiency in front-end and server-side coding, including Liquid templates, HTML, CSS, JavaScript, JSON, and GraphQL/REST APIs Experience managing, configuring and supporting all aspects of the Shopify ecosystem, including third-party integrations Good working knowledge of GitHub and modern deployment pipelines Ability to implement performant, accessible, responsive UI layouts Ability to build automations, workflows and integrations that connect with third-party APIs Security-first mentality Understanding of relevant legislation and data processing regulations and how they apply to the business Excellent verbal and written communication skills A willingness and capacity to quickly learn new toolsets, technologies and standards It would be desirable for candidates to have the following experience: Developing Shopify Functions and UI Extensions Developing custom Shopify admin apps using App Bridge, Polaris and React/Remix Deploying code using the Cloudflare Workers platform and related technologies Working with MCP servers and related technologies Working with TypeScript Using formal testing processes and tooling Personal Qualities Analytical and focussed, prioritizing improvements that will have the greatest positive impact on the business Strong initiative, proactively identifying improvements and potential issues early Collaborative communicator, working effectively with technical and non‑technical teams Adaptable, responding well to evolving e‑commerce, technology and Shopify platform changes Motivated, with the ability to work to deadlines, manage workload, and deliver reliably Precise, and with an impeccable eye for detail Benefits 25 days of holiday, increasing every year after 3 years of service (up to 27 days) The opportunity to partake in the company bonus scheme Private health insurance Flexible and hybrid working Birthday gift Many more