iOS Mobile App Developer

Tesco Mobile is a totally unique business, a 50/50 joint venture between Tesco and VMO2 that launched back in 2003 and has gone from strength to strength as we’ve launched into new services, markets and customer propositions. Tesco Mobile has more than 5 million customers and is an award-winning business, that instils agile methodologies and cultivates a fantastic can-do attitude across its teams. We are always on the lookout for the best talent, be that from our two shareholders or the wider industry. Working at Tesco Mobile means being employed by one of our joint venture shareholders – Tesco or VMO2, our Head Office vacancies are advertised under both brands. Our culture is uniquely Tesco Mobile with a great sense of community, but with all the benefits of working for one of the shareholders as well. We pride ourselves on being a company where everyone’s welcome and truly feels able to be themselves. We not only celebrate diversity but recognise the value and opportunity it brings in helping us to care for human connection – we are supermarket mobile!

As an iOS Mobile App Developer you'll sit within the Engineering 'chapter' alongside other Developers and Software / QA Engineers. Tesco Mobile enables customers to use native mobile applications to manage their products and services on both the iOS and Android Platform. The Mobile App 'squad' is comprised of iOS and Android Developers as well as other agile resources such as a Product Owner, BA, QA and others.

As an iOS Mobile App Developer, you will be responsible for designing, coding, and implementing customized solutions for the Tesco Mobile iOS mobile app. Your expertise will contribute to the success of our organization by enhancing our mobile app, particularly focusing on new features and custom functionality. You’ll collaborate with cross-functional teams, including business stakeholders, administrators, and other developers, to deliver high-quality solutions that meet business requirements.

Design, develop, and maintain iOS applications.Collaborate with cross-functional teams to define, design, and ship new features.Ensure the performance, quality, and responsiveness of applications.Identify and correct bottlenecks and fix bugs.Continuously discover, evaluate, and implement new technologies to maximize development efficiency.Write clean, maintainable, and efficient code.Participate in code reviews and provide constructive feedback to team members.Mentor junior developers and contribute to team knowledge sharing.

• Bachelor’s degree in Computer Science, Information Technology, or related field (or equivalent work experience).
• Minimum of 5 years of hands-on experience developing for iOS with Swift.
• Strong understanding of iOS SDK, different versions of iOS, and how to deal with different screen sizes.
• Experience with RESTful APIs to connect iOS applications to back-end services.
• Proficiency in writing and maintaining unit tests to ensure code quality and reliability.
• Strong understanding of mobile architecture components (e.g., MVVM, MVP) and their implementation in scalable applications.
• Familiarity with cloud message APIs and push notifications.
• Knowledge of the iOS ecosystem and the libraries available for common tasks.
• Experience with offline storage, threading, and performance tuning.
• Understanding of design principles and interface guidelines.
• Proficient understanding of code versioning tools, such as Git.
• Strong problem-solving skills and the ability to work independently.
• Excellent communication and teamwork skills.