iOS Engineer

Responsibilities

• ▹Design and implement new features in alignment with architectural guidelines
• ▹Collaborate with product and design teams to deliver high-quality user experiences
• ▹Write clean, maintainable, and testable code
• ▹Engage in code reviews and technical discussions to elevate team standards
• ▹Continuously improve testing practices and overall code quality
• ▹Contribute to the evolution of iOS architecture and development practices
• ▹Drive technical decisions that directly impact the team's feature development

Requirements

• ▹Strong experience with Swift and modern iOS development
• ▹A proven track record of writing clean, scalable, and maintainable code
• ▹Experience working in large, modular codebases within cross-functional agile teams
• ▹A strong product mindset with a passion for delivering excellent user experiences

Nice to have

• ▹Experience with UI/UX polish, custom animations, and iOS accessibility standards
• ▹Solid understanding of reactive programming (RxSwift or Combine)
• ▹Experience working on large-scale, high-traffic consumer applications
• ▹Familiarity with agentic engineering and AI coding assistants (e.g., Claude Code, GitHub Copilot)
• ▹Familiarity with the team's stack: a custom TCA-inspired architecture using RxSwift, a custom dependency injection system, UIKit and SwiftUI, Realm and CoreData, and a Bazel-based build system

Soft skills

What we offer

• ▹Generous individual learning budget of 2k per year
• ▹Free office meals, lunch selection from different providers
• ▹Group and individual English, Catalan & Spanish lessons as part of the working day
• ▹Private Health Insurance with Alan
• ▹Flexible working hours + intensive Fridays
• ▹Flexible remuneration to deduct from gross salary (kindergarten/food/transport check)
• ▹Gym & Wellness plan, including a physiotherapist in the office
• ▹Generous referral program & charity donation bonus for weddings & newborns
• ▹Wallapop Renta (tax income support)
• ▹Monthly plan for free shipping, bumps & home-pick-up
• ▹Work anniversary gifts and birthday surprises
• ▹Contribution towards WIFI in the monthly payroll
• ▹One-off payment towards setting up a home office
• ▹Relocation package and visa sponsorship for international candidates

About the company

Wallapop is a Barcelona-based scale-up driven by the purpose to empower people to embrace a more conscious and human way of consumption. It operates in Spain, Italy and Portugal, offering a catalogue of several hundred million products and services, and provides visa sponsorship and relocation support for international candidates.