AdTechTalent
Engineering28 days agoHybrid

Smadex

Senior iOS Developer

iOSSwiftXCFrameworkSPMCocoaPodsObjective-CMRAIDVASTSkadNetworkUnitymobile developmentSDKperformance optimizationad-techhybrid work

Key details

Salary

Not specified

Employment type

Full-time

Seniority

Senior

Years experience

5-10

Location

Barcelona, Spain

Full job description

Smadex is seeking a senior iOS SDK Developer with 5+ years of professional iOS development experience. This full-time hybrid role based in Barcelona involves transforming an SDK prototype into a market-ready product. Responsibilities include designing and developing the iOS Ads SDK, optimizing performance, ensuring quality, integrating latest iOS features, and collaborating with cross-functional teams. Required skills include expertise in Swift, knowledge of multithreading, networking, iOS internals, XCFramework distribution, dependency managers (SPM, CocoaPods), and debugging. Bonus points for experience with mobile advertising technologies (MRAID, VAST), Objective-C interoperability, SkadNetwork, iOS SDK/library distribution, and Unity plugins for iOS. Benefits include a motivated team, competitive compensation, prime office location with amenities, hybrid work (2 days remote), private health insurance, LinkedIn Learning access, meal vouchers, gym allowance, and regular social events. Candidates must have legal work authorization for Spain; visa sponsorship is not provided.

What you'll do

  • Collaborate in the design and full-lifecycle development of the new iOS Ads SDK
  • Drive performance optimization, quality enhancements, and robust testing for the SDK
  • Integrate latest iOS platform capabilities and industry best practices
  • Ensure seamless integration of the SDK with the broader Smadex platform through cross-functional collaboration
  • Champion code quality via code reviews, comprehensive testing, and debugging

Requirements

  • 5+ years of professional iOS development experience
  • Expertise in Swift
  • Good understanding of multithreading, networking, and iOS internals
  • Deep knowledge of XCFramework distribution and dependency managers (SPM, CocoaPods)
  • Familiarity with performance optimization, debugging, and mobile development best practices
  • Strong communication and collaboration skills
  • Willingness to learn and contribute to team knowledge
  • Passion for mobile technology and staying updated with latest advancements

Tech stack

iOSSwiftXCFrameworkSPMCocoaPodsObjective-CMRAIDVASTSkadNetworkUnity

Benefits

Integrate a highly motivated and young teamGreat compensation packageTop location at the heart of Barcelona in a penthouse office with rooftop terrace, barbeque, and fully stocked fridgeWork from home 2 days/weekPrivate Health InsuranceAccess to LinkedIn LearningMeal vouchers - Tickets Restaurant monthly allowanceMonthly gym allowance: Choose between DiR Gym and WellhubMonthly TGIF eventsRegular team-building eventsFun and friendly work environment with talented marketers and engineers from over 40+ countries

Apply now

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