Wallapop is a Barcelona based scale-up driven by the purpose to empower people to embrace a more conscious and human way of consumption. We believe in a world where collaborative economy is mainstream. This is what drives us. ?

Wallapop operates in Spain, Italy and Portugal, offering a catalogue of several hundreds of millions of products and services. Powered by technical innovation and continuous improvement, we bring together the scale & trust of classifieds with the marketplace’s convenience & reach. ? Our mission is to enable a connected trade ecosystem, making 2nd-hand the norm through smart use of technology.

The Challenge ?

Working on a 10+ year-old codebase used by millions, you will join a cross-functional team dedicated to creating impactful user experiences. Our core technology stack includes:

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Our own simplified, TCA-inspired architecture using RxSwift

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Custom dependency injection system

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Extensive testing infrastructure, including snapshot-based integration tests

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Modern UIKit and SwiftUI

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Performance monitoring and analytics tools

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Realm and CoreData

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Quick and Nimble

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Snapshot Testing

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Bazel-based build system

What You Will Do ?

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Design and implement new features in alignment with our architectural guidelines.

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Collaborate with product and design teams to deliver high-quality user experiences.

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Write clean, maintainable, and testable code.

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Engage in code reviews and technical discussions to elevate team standards.

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Continuously improve our testing practices and overall code quality.

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Contribute to the evolution of our iOS architecture and development practices.

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Drive technical decisions that directly impact your team's feature development.

What We’re Looking For ?

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Strong experience with Swift and modern iOS development.

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A proven track record of writing clean, scalable, and maintainable code.

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Experience working in large,



modular codebases within cross-functional agile teams.

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A strong product mindset with a passion for delivering excellent user experiences.

What Would Be A Plus ?

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Experience with UI/UX polish, custom animations, and iOS accessibility standards.

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Solid understanding of reactive programming (RxSwift or Combine).

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Experience working on large-scale, high-traffic consumer applications.

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Familiarity with agentic engineering and AI coding assistants (e.g., Claude Code, GitHub Copilot).

Do note that all our jobs are ? Barcelona based. We follow a hybrid model where flexibility rules. We commit to a minimum of 6 days per month in the office. Each team self-organizes to decide on cadence and in-person/remote rituals.

Wallapop is an equal-opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees as we want Wallapop to be a place for everyone.

We sponsor visa processes for international candidates when applicable and provide legal & admin support along the process combined with a competitive relocation package.

Additionally to the opportunity to contribute to an agile product set up and work together towards achieving our meaningful mission, we offer the following ? Perks & Benefits:

- 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 our working day

- Private Health Insurance with Alan

- Versátil working hours + intensive Fridays





- Flexible remuneration to deduct from gross salary (kindergarten/food/transport check)

- Gym & Wellness plan, including 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 on our services

- Work anniversary Gifts and Birthday Surprises

- Contribution towards your WIFI in your monthly payroll

- One-off payment based on compensation package to go towards setting up your home office

- Relocation package (monetary support and legal advice) and visa sponsorship, if applicable

- 26 holidays per year

- TOP hardware of your choice (latest Apple or Windows)

What does the hiring process for this position look like? ? **Please, note that all interviews take place remotely over hangouts.**

- Intro Call - run by Talent Acquisition, focus on providing more information about the role and the company as well as going over your experience, motivation, and expectations. This usually takes 45-60 minutes.

- Technical Task - you will be assigned a test that consists of a coding challenge to assess the technical skills required for the role. You will have up to 7 days to complete it. If you have a recent project that meets the same requirements, you can submit it instead.

- Expertise Interview - run by the core team, focusing on the hard skills and the ability to deliver in a given context. This usually takes 60-90 minutes.

- Stakeholder Interview - run by the hiring team and relevant stakeholders, focus on the ability to collaborate & deliver in a cross-functional set-up. This usually takes 60 minutes.

- Culture Interview - run by culture interviewers, focus on adherence to Wallapop's purpose and business proposition. This usually takes 60 minutes.

- Offer - should you be the right candidate, your offer will be discussed over a call with talent acquisition and will then be confirmed in writing.

📌 iOS Engineer (Barcelona)
🏢 Reconocida empresa
📍 Barcelona