Ready for a challenge?

Whether it’s a Friday-night feast, a post-gym poke bowl, or grabbing some groceries, our tech platform connects tens of millions of customers with hundreds of thousands of restaurant, grocery, and convenience partners across the globe.

About this role 

As a prospective member of our On-Platform Advertisement team—akin to Google Ads within JET—you will join a dynamic, cross-functional group comprising .NET, web (React/Vue), and Android specialists. We are currently on the lookout for an iOS engineer to enhance our team. Operating across multiple locations, our team is based in offices in London, Bristol, Sofia, Berlin, and Kyiv, offering you the chance to engage in both partner and customer-facing app development.

Your role will be pivotal in fostering communication and collaboration. You will work closely with product owners, delivery managers, UX designers, and both client and server-side engineers. Together, you will brainstorm and implement new features, enhance existing ones, boost performance, streamline platforms, and craft stunning user interfaces for our iOS application, which serves our extensive customer base.

Location: Hybrid- 3 days a week from London office & 2 days working from home

Reporting to: Technology Manager

These are some of the key components to the position: 

• Master the craft of writing high-quality, thoroughly tested code within a large team. Understand the finer points of maintaining an excellent codebase.
• Lead projects, mentor peers, and collaborate effectively. Introduce innovative ideas and develop robust, well-considered code.
• Adhere to and help refine the team's standards and processes. Contribute to setting these standards to ensure continuous improvement.
• Pursue ongoing personal development by learning from teammates and applying this knowledge to benefit the team and enhance the apps.
• Clearly communicate the technical efforts of your team to other engineering groups.
• Own the responsibility for your updates from development through to their successful performance in production.
• Regularly release updates to the app store (approximately every two weeks) and oversee these changes to ensure they perform well for users.
• Play a role in reviewing and approving your team's code changes once automated tests are passed.
• Generate and implement creative ideas to improve the apps.

What will you bring to the team?

• Proficiency in Swift and SwiftUI for iOS development.
• Experience with integration, unit, and UI tests to ensure application robustness.
• Demonstrable deep knowledge of the iOS ecosystem.
• Familiarity with architectural patterns such as MVP, MVVM, and MVC.
• Strong capability in continuous integration practices and tools.
• Proficient understanding of code versioning tools, especially Git.
• Skills in writing clean, isolated, and reusable components for software development.
• Proficient in using RESTful APIs to connect iOS applications to back-end services.
• Experience in enterprise tools and CI systems tailored to iOS development.
• Proactivity in sharing and seeking out information.
• Natural ability for giving and receiving feedback.
• Strong attention to detail along with an understanding of when a pragmatic approach is needed.
• An understanding of code design for efficiency and readability.
• Commitment to writing tests as a definition of done.

At JET, this is how we play 

Our teams forge connections internally and work with some of the best-known brands on the planet, giving us truly international impact in a dynamic environment. 

Being the best at what we do isn’t just about delivering on our strategy. It's a competition for something incredibly valuable – our customers' choice. Every time a customer decides where to order, they're picking a side. 

At the heart of the JET Customer League are our values and behaviours. They guide every interaction, every decision, every innovation. These are the actions we need to perform consistently and brilliantly, to surpass the competition and earn our customers’ loyalty, again and again.  

Fun, fast-paced and supportive, the JET culture is about movement, growth, helping one another to succeed and celebrating wins. By truly living our values and embodying our behaviours, we’re building a customer-first culture which enables us to stay one step ahead of the competition.

Inclusion, Diversity & Belonging 

What else are we delivering?