Senior​/Lead Developer - SwiftUI

Senior / Lead Developer - SwiftUI

Join to apply for the Senior / Lead Developer - Swift

UI role at Next.

While you’ll have heard our name, there’s a lot you probably don’t know about NEXT. Like how we create most of our systems ourselves – whether it’s a website, mobile app or an application. What’s more, we’re growing fast and it’s the kind of growth and investment that is exciting for everyone in our business.

We are looking for a Senior and a Lead Developer to join our team.

Our eCommerce websites and apps have grown steadily over the past 10 years to become one of the largest online retail platforms in the UK. We currently sell to 70 international markets, offering our 6 million active customers a personalised shopping experience and the ability to purchase from a wide range of products using multiple delivery methods and payment types.

Are you passionate about creating top-tier, enterprise-level mobile applications from the ground up? Do you thrive in dynamic environments and relish the opportunity to make a significant impact? If so, we have an incredible opportunity for you! We have rewritten our customer-facing iOS apps using Swift

UI, bringing a fresh, accessible and seamless experience to our users. With our eCommerce apps driving around 50% of our online trade, this is a fantastic project to be part of.

• Help establish architectural foundations: draw on your experience to influence best practice for setting up new, performant iOS apps.
• Design and Implement Features: create white‑label mobile apps that not only offer rich functionality but also provide an inclusive and accessible experience for all users.
• Build Adaptive User Interfaces: develop intuitive phone and tablet interfaces that scale perfectly across various screen sizes.
• Collaborate and Lead: work with our business stakeholders (eg. Product Owners, UX, Marketing) to collate and understand requirements. Working alongside a talented team of developers within our eCommerce technology department, providing technical leadership and mentorship to junior developers.

• Mentor 1–2 iOS development squads.
• Appraise the product: consistently review and improve the iOS mobile app offering.
• Build a sound understanding of Next Apps: leave no rock unturned. Know the Apple ecosystem but understand backend services / connectivity, API integration, deep linking variations.
• Manage deployments and oversee Azure build pipelines.
• Help establish architectural foundations and approach: work closely with the architect. Draw on your experience to influence best practice for setting up and maintaining performant iOS apps.
• Design and Implement Features: create white‑label mobile apps that not only offer rich functionality but also provide an inclusive and accessible experience for all users.
• Build Adaptive User Interfaces: develop intuitive phone and tablet interfaces that scale perfectly across various screen sizes.
• Collaborate and Lead: work with our business stakeholders (eg. Product Owners, UX, Marketing) to collate and understand requirements. Working alongside a talented team of developers within our eCommerce technology department, providing technical leadership and mentorship to junior developers.

• Technical Proficiency: demonstrable experience in building robust iOS applications using Swift and Swift
  
  UI (experience with Swift 6, iOS 18 and above) with familiarity with the Apple ecosystem.
• Analytical & Problem‑Solving
  
  Skills:
  
  ability to troubleshoot, optimise application performance, and resolve complex technical issues effectively.
• Automation: proficient in implementing Unit Testing and UI Tests using Swift Testing & XCUITest framework to ensure application reliability.
• Agile Methodologies: proven track record in agile development methodologies, including experience with Scrum.
• CI/CD: solid experience in continuous integration and delivery e.g. Azure Dev Ops.
• RESTful APIs: hands-on experience with RESTful APIs integration.

• Experience with complex deep linking.
• Integrating webview Accessibility.
• Accessibility.
• Apps handling multiple…