DAZN - Principal Engineer - iOS Development

Description :

About the Role.

DAZN is redefining how fans experience live sports through world-class streaming technology.

We are looking for an iOS Principal Engineer (Tech Lead) with a strong technical foundation and deep expertise in building high-performance video streaming applications for iOS Mobile and Apple TV platforms.

In this role, you will take ownership of the architecture, technical direction, and delivery of scalable, user-centric video applications used by millions of fans globally.

Youll mentor engineers, drive engineering excellence, and collaborate closely with global product, design, and backend teams to shape the future of DAZNs iOS ecosystem.

Key Responsibilities :

Architecture & Development :

- Architect, design, and develop advanced video streaming applications for iOS and tvOS.

- Write clean, modular, and maintainable Swift code aligned with iOS best practices.

- Optimize applications for performance, scalability, stability, and energy efficiency.

Technical Leadership :

- Lead end-to-end technical design and implementation of complex features.

- Conduct in-depth code and architecture reviews, ensuring high engineering standards.

- Evaluate and adopt emerging iOS frameworks, playback technologies, and tools to improve product quality and developer productivity.

Cross-Functional Collaboration :

- Partner with Product Managers, Designers, QA, and Backend Engineers to translate business requirements into elegant technical solutions.

- Collaborate on release planning and ensure seamless integration across platforms and services.

Video Streaming Expertise :

- Implement and optimize streaming workflows using HLS, DASH, DRM, and AVFoundation.

- Integrate and customize playback experiences using AVPlayer and third-party SDKs.

- Troubleshoot and resolve complex issues related to playback, buffering, and adaptive bitrate streaming.

Mentorship & Knowledge Sharing :

- Mentor and guide junior and mid-level engineers, fostering a culture of learning and excellence.

- Lead technical workshops, architecture discussions, and best-practice sessions.

Release & Delivery :

- Contribute to CI/CD pipelines, automated testing, and release management.

- Support teams during release cycles with hands-on problem-solving when needed.

Qualifications & Experience :

Education :

- Bachelors or Masters degree in Computer Science, Engineering, or a related field.

Experience :

- 8+ years of professional experience in iOS development, with a strong focus on video streaming applications.

- Proven experience delivering high-quality apps for iOS Mobile and Apple TV.

Technical Skills :

- Strong proficiency in Swift; working knowledge of Objective-C.

- Solid understanding of UIKit, SwiftUI, Core Data, Combine, and modern iOS architecture patterns.

- Deep expertise in AVFoundation, HLS, DRM, and adaptive streaming technologies.

- Experience with REST / GraphQL APIs, asynchronous programming, and concurrency.

- Strong understanding of memory management, app lifecycle, and performance optimization.

- Experience with CI/CD pipelines, automated testing, and deployment workflows.

Soft Skills:

- Excellent analytical, debugging, and problem-solving abilities.

- Strong leadership, communication, and stakeholder-management skills.

- Ability to thrive in a fast-paced, global, and collaborative environment.

Nice to Have :

- Hands-on experience with tvOS and Apple TV design guidelines.

- Exposure to third-party video SDKs, analytics, and performance monitoring tools.

- Familiarity with Agile / Scrum methodologies and distributed teams.

- Experience contributing to technical documentation and architecture diagrams.

Why Join DAZN :

- Work on cutting-edge live sports streaming platforms used by millions worldwide.

- Own end-to-end architecture in a high-scale, technically complex environment.

- Collaborate with a world-class global engineering team.

- Competitive compensation, annual performance bonuses, and complimentary DAZN access.

- Access to continuous learning resources, Unmind mental wellness platform, and flexible working options.