Senior Recruitment Consultant | Software Engineering, Embedded Computing, AI/ML, Semiconductor & Sales Mobile Developer (iOS & Android, LLM Applications) | AI Start-up | fixed-term Contract

Join a European deep-tech leader in quantum and AI.

A well-funded, fast-growing company backed by major general investors with its groundbreaking technology is already transforming AI, compressing large language models by up to 95% and cutting inference costs by 50–80%.

This is your chance to be part of a team often described as a

“quantum-AI unicorn in the making.”

This is a Hybrid opportunity in Zaragoza. It is a fixed-term contract to work until 30th June 2026

What You’ll Do You'll design and build native mobile applications for both iOS and Android , with a focus on integrating our cutting‑edge AI and LLM technologies. You will work with our product, design, and backend teams to deliver high‑performance user experiences by connecting mobile apps to cloud services and APIs. Your role includes writing clean, maintainable code, debugging, and optimizing apps for quality and scalability.

Who We’re Looking For

Experience

A bachelor’s degree in Computer Science or a related field, with at least 2 years of experience developing and releasing both iOS and Android mobile applications.

Technical Skills

You must be proficient in

Swift/Objective‑C for iOS and

Kotlin/Java for Android. You should have experience with mobile UI/UX principles,



version control (Git), and integrating with RESTful APIs and cloud services.

Collaboration

The ability to communicate effectively and collaborate with a cross‑functional team is essential.

Preferred

Experience building mobile apps with LLM or generative AI features, familiarity with cloud ML services (AWS, Azure, GCP, OpenAI), and experience publishing and maintaining apps on the App Store and Google Play.

Compensation

Competitive salary, with a signing bonus and a retention bonus at the end of the contract.

Flexibility

This is a hybrid role with flexible working hours. A relocation package is available if needed.

Culture

We are a fast‑scaling company committed to equal pay, diversity, and an inclusive culture. You’ll gain international exposure in a multicultural, cutting‑edge environment.

Interested? Apply directly through LinkedIn, or send your CV to [email protected]

By applying to this role you understand that we may collect your personal data and store and process it on our systems. For more information please see our Privacy Notice https://eu-recruit.com/wp-content/uploads/2024/07/European-Tech-Recruit-Privacy-Notice-2024.pdf

Seniority level

Mid‑Senior level

Employment type

Contract

Job function

Information Technology, Engineering, and Other

Software Development, IT System Custom Software Development, and Computer Hardware Manufacturing

📌 Mobile Application Developer (Madrid)
🏢 European Tech Recruit
📍 Madrid