Due to an exciting expansion of our Mobile Development team, were hiring multiple Mobile and QA Engineers across iOS and Android to join our team. The Web & Apps department is at the heart of ASOS Technology; our goal is to create the ultimate customer experience through inspiration, engagement and excitement for the fashion industry. We achieve our objectives using the latest technologies at scale to surpass our customers expectations. Are you a Senior iOS Engineer who takes pride in the success of the applications you work on? Do you enjoy seeing your apps featured with fantastic ratings on the App Store, but strive to keep pushing for more? We are looking for Senior iOS Engineer to join our Customer Experience team who can help further the success of our iPhone and iPad app. The app has more than 8M active users worldwide, an average app store review of 5 stars, is written in the latest version of Swift, and has over 99.91% crash-free sessions. What youll be doing • Deliver top quality projects made using best practices and guidelines • Work with our design team to implement clean design that respects the platform • Work in an agile, cross-functional team taking joint responsibility for the engineering team deliverables • You will take an active and hands-on approach in all features and tasks We exist to give our customers the confidence to be whoever they want to be, and that goes for our people too. At ASOS, youre free to be your true self without judgement, and channel your creativity into a platform used by millions. But how are we showing up? Were proud members of Inclusive Companies, are Disability Confident Committed and have signed the Business in the Community Race at Work Charter and we placed 8th in the Inclusive Top 50 Companies Employer list. Everyone needs some help showing up as their best self. Let our Talent team know if you need any adjustments throughout the process in whatever way works best for you. Who wed like to meet • You are an experienced iOS developer with an extensive professional knowledge • You have the desire to learn all the latest techniques and new language releases • You might build mobile apps in your spare time or take part in hackathons as a way of gaining more knowledge, and regularly keep up with the latest developments and trends in the community • Solid knowledge of Swift and the foundational iOS frameworks is essential • Strong knowledge using XCode, IB and Auto Layout to create advanced UIs • Deep knowledge of Apples HIG, design best practices, coding and naming guidelines • Good knowledge of software design patterns and software architecture principles • A passion for clean code • Hands-on knowledge in building universal apps that support different layouts for iPhone and iPad Regularly • Write unit tests • Have hands-on exposure with UI test automation using Apples XCTest framework