6 month outside IR35 contract

About Us

Two Circles – Job Description Summary

We are Two Circles. We are a Sports & Entertainment Marketing business. We grow audiences and revenues. We do that by knowing fans best. We work with clients to help them understand & influence what their fans are doing – the way fans spend their money, the events that fans attend, the channels fans respond to, the content fans watch and more. And we use the understanding this gives us to help our clients grow. Grow their audiences and grow their revenues - both direct to consumer and business to business revenues. Our platforms and services are trusted by over 1000 clients globally, including the English Premier League, Red Bull, UEFA, VISA, the NFL, Nike and Amazon. We are over 1000 people, based out of 15 offices, and we deliver work for sports and entertainment businesses of all shapes and sizes all over the world.

Requirements

• Build and maintain high-quality native Android applications using Kotlin and Jetpack Compose, with a focus on fast delivery and maintainable architecture.
• Work closely with internal teams and client stakeholders to develop end-to-end mobile features that align with product goals and timelines.
• Contribute to architectural decisions in collaboration with senior engineers — with a strong emphasis on scalability, testability, and performance.
• Collaborate within cross-functional squads (designers, PMs, QA, backend) to ship new features to live apps used by sports fans worldwide.
• Ensure a high standard of quality through code reviews, testing, and engineering best practices.
• Join a hybrid working environment, with 2 days per week in our London office to enable strong collaboration on fast-moving projects.

What We’re Looking For

• Proven expertise in Kotlin and Jetpack Compose, ideally with multiple apps shipped to the App Store or in production use.
• Strong understanding of scalable app architectures (e.g. clean architecture).
• Passion for delivering high-quality UI/UX that adapts well across screen sizes and device types.
• Comfortable working in CI/CD environments, using tools like Bitrise, CircleCI, GitHub Actions, or Azure DevOps.
• Hands-on experience with agile development practices, and a pragmatic approach to testing including unit, integration, and UI testing.

Nice to Have

• Experience working on sports, media, or gamification apps, particularly those with high user engagement or real-time data.
• Familiarity with live data integration, streaming APIs, or event-based user experiences.
• Personal passion or understanding of sports