Senior Engineer, iOS - Instant Rips in London

Senior Engineer, iOS - Instant Rips in London

London Full-Time On-site
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About Us
Fanatics is building a leading global digital sports platform. We ignite the passions of global sports fans and maximize the presence and reach for our hundreds of sports partners globally by offering products and services across Fanatics Commerce, Fanatics Collectibles, and Fanatics Betting & Gaming, allowing sports fans to Buy, Collect, and Bet. Through the Fanatics platform, sports fans can buy licensed fan gear, jerseys, lifestyle and streetwear products, headwear, and hardgoods; collect physical and digital trading cards, sports memorabilia, and other digital assets; and bet as the company builds its Sportsbook and iGaming platform. Fanatics has an established database of over 100 million global sports fans; a global partner network with approximately 900 sports properties, including major national and international professional sports leagues, players associations, teams, colleges, college conferences and retail partners, 2,500 athletes and celebrities, and 200 exclusive athletes; and over 2,000 retail locations, including its Lids retail stores. Our more than 22,000 employees are committed to relentlessly enhancing the fan experience and delighting sports fans globally.
About the Team
Fanatics Collectibles is the home of sports cards, trading cards, and collectibles for over 100 million fans worldwide. As part of the global Fanatics platform, we're rebuilding how collectors discover, buy, sell, and experience their hobby — live, in real time, at scale.
Our flagship mobile product, Fanatics Live, is where that experience comes to life: live card breaks, real-time auctions, high-traffic chat, marketplace transactions, and deep collection management tools. The stakes are high and the traffic is real — we build for peak-load moments where latency is visible and reliability is nonnegotiable.
Role Summary
You’ll join the Instant Rips iOS team — the group responsible for the live-break commerce experience on Fanatics Live. We build the surfaces millions of collectors use in real time: bidding in live auctions, joining breaks, navigating a high-velocity chat stream, and transacting in the marketplace.
The iOS stack is modern by design. We’re SwiftUI-first, run The Composable Architecture TCA) across the app, use Swift Concurrency throughout, talk to our backend via Apollo GraphQL, and maintain a clean modular SPM codebase generated with Tuist. There’s no legacy UIKit app hiding under the surface — you’ll be working in a codebase you can be proud of.
AI tooling is part of how we work. We expect engineers to use it on the job, give it good context, and verify the output — not just accept it.
What you’ll do
Design and ship production iOS features across the live-break experience: auctions, stream viewing, chat, marketplace, and collector tools
Own features end-to-end — API contracts, TCA reducers, SwiftUI views, testing, and release
Write genuine test coverage: unit tests with mock dependencies, TCA
TestStore assertions, async test patterns — not coverage theater
Review pull requests with judgment: surface real defects, prioritize what matters, coach on what to let go
Contribute to architectural decisions: modularization strategy, effect management, failure handling
Mentor engineers earlier in their career and raise the quality bar across the team
What we're looking for
5+ years building consumer-facing iOS applications at scale
Hands-on with AI-assisted development tooling LLM optimization loops,Xcode CLI integration)
Swift Concurrency — async/await, structured concurrency, Sendable, SwiftMacros
SwiftUI — stateless/stateful view patterns, NavigationStack, performanceaware composition
The Composable Architecture TCA — Reducer/Store/Action/State, effect management, parent-child delegation, testing with TestStore
Apollo GraphQL (iOS) — schema-driven development, Swift codegen, subscriptions
SPM multi-package architecture — modular feature separation, local packages, clean dependency graphs
Tuist or XcodeGen — project generation tooling; no committed .xcodeproj CI/CD — Bitrise, Fastlane, or equivalent automated build/test pipelines Static analysis — SwiftLint, Periphery or equivalent code quality gates
Structured commit/PR discipline tied to a project tracker Linear, Jira, or equivalent)
Bonus points
Experience with livestreaming, real-time auctions, or high-throughput WebSocket/subscription workloads
Exposure to marketplace or e-commerce iOS applications
Passion for sports cards, collectibles, or live commerce
*The above list of job duties is not exclusive or exhaustive and the post holder will be required to undertake such tasks as may reasonably be expected within the scope and grading of the post.*
*Subject to applicable laws, Fanatics Collectibles may choose to run a background check.*
*By submitting your application, you agree to our terms of service and acknowledge you have read ourCandidate Privacy Policy.*
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Senior Engineer, iOS - Instant Rips in London employer: fanaticscollectibles

At Fanatics Collectibles, we pride ourselves on fostering a dynamic and collaborative work environment where creativity thrives. As a Senior Retoucher, you will not only enhance your skills through continuous learning opportunities but also contribute to a passionate team dedicated to producing high-quality collectibles. Located in a vibrant area, our company offers competitive benefits and a culture that values innovation and teamwork, making it an exceptional place for those seeking meaningful and rewarding employment.

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Contact Details:

fanaticscollectibles Recruitment Team