iOS Software Engineer

User Testing Company; Barcelona; A distancia; EUR 45.000 - 65.000; Jornada completa

Descripción de la vacante

A leading user experience research company in Barcelona is seeking an iOS Software Engineer. In this role, you will collaborate with cross-functional teams to develop core mobile experiences focused on participant data capture and interaction. Ideal candidates will have extensive iOS development experience using Swift and UIKit, with a passion for creating impactful mobile applications. Join us in transforming how organizations understand customer experiences.

Formación

• Extensive experience developing iOS applications using Swift and modern iOS frameworks.
• Strong familiarity with UIKit, Xcode, and the iOS SDK.
• Experience working with RESTful APIs and third-party SDKs.
• Comfort using Git and working in Agile environments.
• Great communication skills and a collaborative attitude.

Responsabilidades

• Collaborate with a Senior iOS Engineer and cross-functional partners.
• Develop and maintain core mobile experiences for user interaction.
• Focus on building robust, high-quality features for participant data capture.
• Ensure accessibility, stability, and performance of the application.

Conocimientos

iOS application development

Swift

UIKit

RESTful APIs

Agile methodologies

Unit testing

Git

Mobile design patterns

Herramientas

Xcode

SwiftUI

Objective-C

Descripción del empleo

We’re UserTesting—the leader in human insight. Our mission is to help organizations craft exceptional customer experiences through fast, actionable feedback.

We empower teams to build the best products and experiences by embedding real human perspectives into every stage of the development process—from ideation to launch. With the world’s strongest participant network, AI-powered analysis, expert services, and seamless integrations, we help companies eliminate guesswork, align stakeholders, and bring customer needs into sharp focus.

Trusted by more than 3,000 organizations worldwide—including 75 of the Fortune 100—UserTesting delivers measurable business outcomes, reduces risk, and helps teams deliver with confidence. Joining our team means being part of a passionate group focused on transforming how companies understand and connect with their customers.

Let’s build experiences people love—together.

The Opportunity

We’re looking for a talented and motivated iOS Software Engineer to join the Participant team. You’ll collaborate with a Senior iOS Engineer and cross-functional partners to develop and maintain core mobile experiences that power how users interact with our platform. Your focus will be on building robust, high-quality features that support participant data capture and video recording—critical to our mission of human insight.

The Team

The Participant team is a tight-knit group of mobile engineers, product managers, designers, and QA specialists. Spread across multiple time zones, the team works closely to deliver seamless, intuitive experiences for the contributors who power our platform. Our focus is on accessibility, stability, and performance—ensuring participants feel confident every time they use our app.

What We’re Looking For

We’re after someone who brings technical skill, curiosity, and a collaborative mindset. You’ll likely thrive here if you’re passionate about building impactful mobile experiences and love working as part of a remote-friendly, inclusive team.

You’ll be great in this role if you have :

Extensive experience developing iOS applications using Swift and modern iOS frameworks

Strong familiarity with UIKit, Xcode, and the iOS SDK

Experience working with RESTful APIs and third-party SDKs

A solid understanding of mobile design patterns like MVC or MVVM

Comfort using Git and working in Agile environments

A willingness to explore new patterns and frameworks (like reactive programming or Coordinator)

Familiarity with SwiftUI and Objective-C

An understanding of mobile UI / UX best practices

Great communication skills and a collaborative attitude

Experience writing unit tests using XCTest, Quick, or Nimble

It's an added bonus if you have experience with :

Exposure to video capture or media recording APIs

Experience with reactive architectures (e.g., Combine or RxSwift)

UserTesting is an Equal Opportunity Employer and a participant in the U.S. Federal E-Verify program. Women, minorities, individuals with disabilities and protected veterans are encouraged to apply. We welcome people of different backgrounds, experiences, abilities and perspectives. UserTesting will consider qualified applicants with criminal histories in a manner consistent with the San Francisco Fair Chance Ordinance, as applicable.

J-18808-Ljbffr