Senior iOS Engineer at Super Technologies in Croatia, Croatia

We are on a mission to pioneer the world’s next era of play. As we grow across Europe and Latin America, we’re building The Playstack - the technology powering the next generation of sports, gaming, and fan experiences. Join us, and help make it the most widely used platform in the world! From operations, to marketing, to product, we are looking for talented people who will shape how millions of customers play, watch, and connect every day. We’re on the lookout for talented Senior iOS Engineers to join our team and help shape the future of our product. You’ll have the opportunity to bring beautiful designs to life through clean, reusable, and maintainable code, contribute to feature development from day one, and work closely with a passionate and diverse team of engineers, product managers, and designers.

You will be working to enhance the features within the product, driving how we engage, retain and reward our loyal customers. Our app is global and reaches millions of users monthly. Working on an app of this scale creates interesting and complex challenges relating to scalability, reliability, legal and security. Every squad plays a key role in delivering seamless, secure, and engaging user experiences — and your work will directly impact how we stand out in a highly competitive market.

What the role involves

• Write clean, reusable, and maintainable code, adhering to best practices
• Optimise code for performance and responsiveness to deliver an exceptional user experience
• Collaborate closely with design and backend teams to implement new features and enhance existing ones
• Ensure code quality through comprehensive unit and UI testing
• Participate actively in code reviews, fostering a culture of knowledge sharing and continuous improvement
• Stay updated with the latest iOS technologies and encourage skill development within the team

What we are looking for

• Strong experience working with UIKit and SwiftUI
• Strong proficiency in Swift, preferably with RxSwift and Combine
• Proficiency in architectural patterns such as MVVM, MVC, or VIPER
• Experience with version control systems, particularly Git
• Familiarity with dependency management tools like SPM, Carthage, or CocoaPods
• Hands-on experience working with JSON and integrating REST APIs
• Solid understanding of programmatic UI development using SnapKit for layout constraints
• Experience with Firebase and AppsFlyer for analytics, reporting, and performance monitoring
• Professional proficiency in English

Nice to have

• Familiarity with continuous integration and deployment processes
• Knowledge of design patterns and software development best practices
• Experience working with WebSockets for real-time communication
• Experience in performance optimisation techniques for mobile applications
• Effective communication and collaboration with cross-functional teams
• Strong problem-solving skills and ability to debug complex issues efficiently

What we offer

• Medical / Health Insurance
• Open Annual Leave
• Employee Assistance Programme
• Training & Learning Development

Additional benefits vary by country and will be shared during the hiring process.

About Super

We are a global technology group, dedicated to building the future of entertainment and fan-centric experiences. With commercial markets in Brazil, Belgium, Poland, Romania, Greece and Serbia, and a network of offices across Spain, Croatia, Malta, Gibraltar, the Netherlands and the UK, we are a truly international organization. Our purpose at Super has evolved from sports and betting into creating the platform that stretches into the wider world of technology-driven entertainment. With a growing and diverse team of more than 5,000 people, we create immersive, responsible, and personalised experiences for millions of customers worldwide.

Shaping the Future of Play

Everything we do at Super is rooted in doing what is right: for customers, for each other, and for our long-term vision. Our Culture Manifesto is our North Star. It captures our purpose, mission, and the six core beliefs that shape how we think, make decisions, and act every day. Want to explore our culture in more detail? Visit our careers page: http://super.xyz/careers

Super is committed to the highest standards of compliance, safety, and responsibility. As such, we are active members of the International Betting Integrity Association (IBIA) and the European Gaming & Betting Association (EGBA).

At Super, we operate as a high-performing team. We hire and grow talent based on ability and potential, regardless of background and identity because we know diverse perspectives, drive better performance.