Location: UK Based - Remote Working
Type: Full-time
Department: Engineering / Ad Tech - Client XP
About OneFootball
OneFootball is the world’s #1 digital football platform, with more than 100 million active users across the world. Founded in 2008, we have come a long way to provide our users with the best personalized digital football experience. At OneFootball, our purpose is to disrupt the status quo and make football more accessible, inclusive and enjoyable.We are a product-driven company with an obsession of crafting a great user experience backed by world-class engineering.
About The Role
We are looking for a highly skilled Senior iOS Mobile Engineer - Ad Tech role to lead the development and optimization of our advertising technology solutions within our iOS applications. You will play a critical role in implementing monetization strategies, integrating ad networks and SDKs, and ensuring high performance, privacy compliance, and a seamless user experience.. This role is ideal for someone with deep expertise in in-app monetization, programmatic advertising, and backend ad-serving technologies. You will define the architecture, ensure system scalability, and drive revenue growth by implementing cutting-edge solutions.
Key Responsibilities
* Lead the design and development of ad tech features and integrations within iOS applications.
* Design and optimize ad-serving workflows for mobile apps built with Swift, Flutter, ensuring seamless integration with ad mediation and programmatic platforms.
* Implement consent frameworks (e.g., IAB TCF, ATT prompt) to ensure GDPR, CCPA, and Apple App Store compliance.
* Develop tools and systems to monitor, test, and validate ad performance and SDK stability.
* Collaborate with engineering, product, and business teams to align Ad Tech strategies with company revenue goals.
* Stay current with the latest ad tech and iOS developments to ensure our products remain competitive and compliant.
* Act as a technical mentor for engineers working on Ad Tech mobile integrations and backend services.
* Stay ahead of Ad Tech innovations, including AI-driven ad optimization, contextual targeting, and the evolving landscape of in-app advertising.
Qualification
* 6+ years of experience in iOS development with Swift with a focus on Ad Tech architecture, programmatic advertising, and mobile monetization.
* Deep understanding of iOS SDK, UIKit, SwiftUI, CoreData, and related frameworks with solid knowledge of software engineering principles and design patterns.
* 2+ years working directly with ad tech in mobile applications.
* Good knowledge of Flutter / Dart to develop cross-platform applications.
* Experience with Extreme Programming (XP) - Paired programming, TDD, CI etc.
* Hands-on experience integrating and optimizing mobile ad SDKs (Google Ad Manager, MoPub, AppLovin, Prebid Mobile, etc.).
* Experience with privacy regulations (GDPR, CCPA) and Apple’s privacy policies (ATT, SKAdNetwork)
* Strong understanding of real-time data processing, latency optimization, and high-throughput ad transactions.
* Strong problem-solving skills with an understanding of performance tuning, memory management, and debugging tools.
* Ability to guide and mentor engineering teams, promoting Ad Tech and Mobile development best practices.
* Excellent communication skills and a collaborative mindset.
Why Join the Media advertising team?
* Architect the future of mobile Ad Tech, directly impacting revenue and user experience.
* Work with cutting-edge technologies in a fast-growing, high-impact domain.
* Opportunity for ownership and leadership, driving key architectural decisions.
Why Join OneFootball?
In the UK, we provide a flexible work environment, giving you the option to work remotely while encouraging occasional office visits for collaboration and connection.
* Vacation Days: 25 days, plus 1 extra day each calendar year (up to 5) + your birthday off
* Personal Days: 5 "OneFootball Days"—flexible time off, no questions asked!
* Additional Pension Contributions for financial peace of mind
* Private Healthcare—because your health comes first
* Learning & Development Budget: £600 per year (after probation) to support your career growth
* Mental Health Support via OpenUp—your well-being matters! ️
* Company-Issued MacBook to help you do your best work!
At OneFootball, we value the insights and ideas that stem from having a diverse team. We believe everyone should have the opportunity to be a part of the beautiful game—irrespective of gender, race, ethnicity, nationality, age, background, sexual orientation, religion, team followed, or other personal traits. Whether you're a dedicated 24/7 football fan or not, we actively seek to recruit and support a diverse team to ensure our platform, football, and the wider world are viewed through an inclusive lens.
Seniority level
* Seniority level
Mid-Senior level
Employment type
* Employment type
Full-time
Job function
* Job function
Information Technology
* Industries
Software Development
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