freelance English-speaking jobs in Castile-La Mancha

Leads the Space Communications group, aligning activities with i2CAT's strategic roadmap. Drives technology transfer, assesses market viability, and engages with industry stakeholders. Coordinates funding proposals and ensures cross-team alignment.

Customer Service Representative providing support to customers and dealers via phone and email. Responsibilities include resolving customer queries, following up on incidents, and updating databases. Requires fluency in German and French, C1 level English, and availability for 30-40 hour work weeks.

Drive growth for a rapidly expanding industrial technology company by developing strategic customer relationships and winning new business across Southern Europe. Focus on engaging industrial operators and manufacturing businesses, helping them improve operational performance through advanced digital solutions.

Software Engineer - ClientOps will build and evolve product features to reduce manual intervention and improve operational handling times. Responsibilities include delivering reliable back-end services and integrations, contributing to workflow orchestration, and improving the user experience for operations teams. Must have 3+ years of professional software development experience, strong proficiency in JavaScript/TypeScript, and production experience building back-end services with Node.js.

Today School, a well-established English academy in Barcelona, seeks passionate English Teachers to join their team in 2026. Successful candidates will have at least two years of experience teaching groups face-to-face, a TEFL or equivalent qualification, and a desire to live and work in Barcelona long-term.

Operations & Logistics Manager needed to oversee daily operations, suppliers, production, packaging, inventory, and international logistics.

Provides L1 IT support, installs applications and peripherals, troubleshoots network, VPN, Windows, Office 365, and company applications. Images new computers, monitors cybersecurity, and assists with hardware replacements.

Develop, build, and maintain 5G Cloud Native database products using microservice technology. Expertise in Java, C++, design patterns, and software architecture required.

IT Procurement Manager to lead global sourcing strategy for Cloud, Software, SaaS, and IT Services. Requires 7+ years' experience managing multimillion IT spends and influencing senior stakeholders.

Graphic Designer needed for a growing fashion accessories brand. Create email marketing, social media, website, and other digital assets. Must have 2+ years experience in design for advertising or branding and proficiency in After Effects, Photoshop, and Illustrator.

Technical Design Manager to lead power system network design, feasibility studies, and engineering solutions for renewable energy projects across the EU. Experience in electrical network design, renewable systems, and relevant software is required.

Maintenance Technician responsible for the upkeep and repair of warehouse automation systems, including Autostore robots and related equipment. Troubleshoots operational problems, performs preventive and corrective maintenance, and documents service records. Requires a CFGS/FP in a relevant field and experience in repairing and maintaining electronic and mechanical equipment.

Head of Portfolio for a new Tech Division within a group operating in tech ventures, real estate, and financial services. Will support, monitor, and help scale existing tech companies, acting as a trusted partner to CEOs and driving strategic challenges.

Bioherent seeks a Photonics Engineer to design and develop photonic integrated chips and instrumentation for in-vitro diagnostic solutions. Responsibilities include optical system design, PIC integration, photodetection system development, and collaboration with multidisciplinary teams. Requires a Master's degree in a relevant field and 5+ years of experience in optical and photonic system design and development.

Automotive Program Buyer needed for Tier1 supplier in Barcelona. Requires Bachelor's degree, 4+ years experience, project management knowledge, and fluency in English. Responsibilities include supplier selection, RFQ management, negotiation, and program coordination. Technical skills in SAP and AI tools are required.

Experienced MEP Manager needed for large-scale data center and other mission-critical projects in Spain. Lead MEP activities, manage subcontractors, and ensure project success. Degree in Mechanical or Electrical Engineering required.

Analyze multicore platforms, design software for testing, and develop low-level libraries for embedded platforms. Collaborate on aerospace projects involving MPSoC, CPU hardware, and software testing.

Receptionists provide exceptional customer service as the first point of contact for student inquiries and complaints. They manage the daily operations of the reception area, ensuring smooth check-in and check-out processes, and handle guest requests and complaints. Receptionists also assist with administrative tasks, building security, and liaising with various departments.

Develop and configure automation solutions for rail electrification projects. Integrate subsystems, design protection devices, and analyze customer needs. Experience with Sicam, Siprotec, or Simatic products and IEC 61850 is required. Fluency in English and willingness to travel are essential.

The Sourcing Manager oversees the complete supply chain for a designated fruit category (citrus, grapes, or melons), managing sourcing from Spain and Southern Hemisphere origins. They collaborate with internal and external stakeholders to ensure quality, service, and cost-effective supply. Responsibilities include supplier selection, negotiations, contracting, and performance management.