frontend developer English-speaking jobs in León

**Job Description:** Several positions within our Test Team are now open in Airbus CRISA (Airbus Defense & Space) in Tres Cantos (Madrid area) for different Space business: Launchers, Earth Exploration (Copernicus), Space Exploration (Artemis), Commercial (Telecommunications Satellites).

Our high level of professionalism and commitment drive us to a permanent research to improve efficiency and sustainability and always in compliance with the law and aligned with the highest ethical standards.

As a Retech Program Manager to lead the establishment, operation and strategic development of a cybersecurity evaluation lab focused on IoT and Artificial Intelligence security. This role combines technical background in cybersecurity, project management with a strong focus on business development, ecosystem engagement, and partnership building across industry, academia, and public institutions.

At Inmersia, we develop near-eye displays for the next generation of extended reality (XR) glasses . Our core values are bringing positive impact to the society through technological excellence. Our mission is to seamlessly merge the digital and physical realities to enable new ways of human interaction with the world.

MLOps Engineer (Mosaic AI)Location: Spain (Remote/Hybrid) Contract: 6 months Start Date: January Rate: Spain: €50-75/hour About the Role: We are looking for a Senior MLOps Engineer with expertise in Mosaic AI to operationalize machine learning models and pipelines at scale. You will ensure seamless deployment, monitoring, and optimization of AI solutions across our digital hubs.

Giesecke+Devrient is a global company that provides security technologies for both the physical and digital worlds. Every day, billions of people benefit from G+D innovations in their personal and business lives. We develop, manufacture, and deliver products and solutions that safeguard payment processes, identities, connectivity, and data.

Are you passionate about advancing electric mobility and helping shape the future of transportation? If you thrive on innovation, enjoy working with cutting-edge technology, and have a proven record in technical B2B sales, this opportunity could be the perfect fit for you.

Our client is an internationally recognised engineering and consulting firm with nearly a century of experience. They specialise in delivering advanced design and engineering solutions in energy infrastructure, sustainable technologies, and complex mechanical and electrical systems.

Job Title : Field Sales Support Overview : We are seeking a proactive and motivated Field Sales Support professional with strong experience in the manufacturing sector, ideally involving software or hardware for automation. This role supports our sales team in the field, engages with customers, and represents the company at industry events.

We are looking for a PART TIME Guest Services Advisor (Receptionist) Location: North of Madrid- mainly Alcobendas or Valdebebas (position requires flexibility). Employment Level: Entry-level Work hours- 3 days per week, 8 hours per day. Total of 24 hours per week (60%). Who are we? Calido Flex Living is the future of flexible, high-end, temporary residence in Madrid.

Python Solutions Engineer (Automation) – Barcelona (Hybrid) We are partnering with a major global retail group with an international IT Hub based in Barcelona. This tech hub develops high-value IT solutions for multiple business units across Europe and supports millions of customers worldwide.

Winning Consulting is looking for a CTO, to join a project with one of our key clients in the banking sector located in Madrid. Hybrid model. Functions: Supporting in the definition and design functional architectures for new software applications. Ensuring alignment with business needs and system feasibility.

Handle day-to-day operations including overseas customer inquiries, quotations, order fulfillment, pre-sales training, and after-sales service to ensure a superior customer experience. 4. Regularly report on market conditions in alignment with business development progress and needs. Develop and execute effective sales strategies and business plans. 5.

About the Role We seek a highly motivated IT Service Management to join our team and take ownership of designing, organising, and optimising IT support and service processes end-to-end. This role is key to ensuring that services are reliable, efficient, and well-aligned with business needs.

Software Developer – Madrid Hybrid | Full-time | Competitive salary + benefits Our client is a newly formed joint venture between a global management consulting firm and a leading alternative investment fund manager. They build high-performance engineering teams to deliver technology solutions that support complex financial and analytical projects.

] Joining Unlimitail means becoming part of the Retail Media revolution — the marketing lever that is transforming advertising by leveraging data and the digital and physical environments of retailers.

Join our dynamic international team and embrace the adventure of working abroad! We're seeking enthusiastic and adaptable candidates, who are eager to expand their horizons and gain unparalleled experience in a diverse international environment. This opportunity is ideal for those looking to build a global network and develop professional skills in a multicultural setting.

WHO WE ARE? Konecta is a leading innovative global service provider in customer management business process and digital outsourcing, with 120,000 passionate employees working in 30 languages across 4 continents and 26 countries.

As part of the Delivery Hero Group, Glovo is the fastest-growing multi-category app in Spain, connecting millions of users with businesses, and couriers, offering on-demand services from more than 170,000 local restaurants, grocers and supermarkets, and high street retail stores, operating in more than 1500 cities across 25 countries.

We are: Wizeline, a global AI-native technology solutions provider, develops cutting-edge, AI-powered digital products and platforms. We partner with clients to leverage data and AI, accelerating market entry and driving business transformation. As a global community of innovators, we foster a culture of growth, collaboration, and impact.