backend developer English-speaking jobs in Castile-La Mancha

Isotrol seeks a Project Engineer to serve as the main client contact for integrations of its SCADA Monitoring and Control System. The ideal candidate will have an industrial engineering background with experience in renewable energy or the energy sector, knowledge of control/SCADA systems, and strong analytical and electrical skills.

Genetic Laboratory Technician needed to support daily operations of a reproductive genetics laboratory. Responsibilities include processing blood samples, performing molecular biology and genomics techniques, and maintaining laboratory records. Requires a Laboratory Technician certificate, English language skills, and experience in a genetics laboratory with techniques such as PCR, qPCR, or NGS.

Immigration Lawyer will provide legal services to expats and entrepreneurs, focusing on immigration needs. Responsibilities include client service, process optimization, and content creation. Must have a Spanish Law degree, at least 2 years of Immigration Law experience, and fluency in English and Spanish.

As a Tracking & Integration Specialist, you will implement, test, and maintain affiliate tracking integrations across various platforms. You will work with our in-house tracking solution, ensuring accurate and GDPR-compliant tracking for advertisers and partners.

AI Principal Engineer will architect large-scale AI systems, define AI service integrations, and guide senior engineers on advanced AI and system design challenges. Requires deep experience designing distributed systems, API-based architectures, and AI technologies.

Experienced SAP Consultants with 5+ years of experience in one or more modules (e.g., S/4HANA, FI/CO, MM, SD, PP, BW, ABAP, Basis) are sought for ongoing projects across Spain, with a focus on Barcelona.

The PR Deputy Director will assist in developing and executing government affairs and public relations strategies. This role requires 10 years of experience in government affairs and public relations, with at least 5 years in a managerial position. Fluency in English, Spanish, and Catalan is required.

Supply Planner needed to develop and maintain supply plans, ensuring product availability and optimal inventory levels. Collaborate with cross-functional teams to optimize supply chain operations and mitigate risks.

Develop high-impact presentations for senior leaders, investors, and customers. Transform complex information into clear, compelling narratives using the Pyramid Principle. Ensure presentations reflect brand standards and visual identity. Coach internal teams on presentation best practices.

Sales Assistant / Sales Specialist will support sales teams in developing new opportunities, generating leads, and setting up appointments. Responsibilities include following up with prospects, collaborating with marketing and operations, and maintaining accurate sales records.

Boltas seeks a Sales & Operations Specialist in Barcelona to manage logistics sales, coordinate operational processes, and acquire new customers. Requires a bachelor's degree, 3-5 years of logistics experience, fluency in Spanish and English, and proficiency in Microsoft Office 365.

Senior Rentals Agents will identify and secure luxury properties for rent in Barcelona. Responsibilities include negotiating agreements with property owners, managing the rental cycle, and collaborating with marketing to promote listings. Candidates should have proven experience in real estate, strong business acumen, and proficiency in English and Spanish.

The General Manager will oversee operations and management of METT Barcelona and Casa METT Sitges, ensuring smooth and efficient functioning. Responsibilities include staff management, guest satisfaction, budget preparation, and compliance with brand standards. The ideal candidate has a hospitality or business degree, 5-7 years of experience, 3+ years in a senior leadership role, and fluency in English and Spanish.

Commercial Intermodal Manager will lead inland transport solutions development across Spain. Responsibilities include designing commercial tools, building partnerships, and managing customer relationships.

Drive sales growth by advising prospective students on English learning solutions. Conduct online sales consultations, convert leads into contracts, and nurture student relationships.

The PPA Manager will lead the identification, negotiation, and execution of Power Purchase Agreements (PPAs) for renewable energy assets. This role involves market analysis, commercial strategy, and risk management, collaborating with internal and external stakeholders.

Honest Greens seeks a Social Media Content Creator to produce engaging video and photo content for various platforms. Responsibilities include planning, shooting, editing, and adapting content while ensuring brand consistency. Proven experience in video production, photography, and editing is required, along with proficiency in post-production software and strong communication skills in English and Spanish.

The Centro Nacional de Análisis Genómico (CNAG) seeks a Bioinformatic Post-doctoral fellow for the Biomedical Genomics Group. The successful candidate will have a PhD in bioinformatics or a related field and experience with NGS-data analysis, developing new methods, and working in a multidisciplinary environment.

Leads engineering operations and maintenance across data center availability zones. Manages infrastructure build-out, project timelines, and vendor relationships. Oversees critical mechanical and electrical service availability. Develops and implements risk management strategies.

Field-based sales engineer responsible for achieving sales and profit growth within a specific territory in Southern Spain. Manages a portfolio of 'value-add' customers, building relationships and providing consultative solutions. Requires a Diploma or Graduate Engineer with 2+ years of technical sales experience, knowledge of steam and condensate systems, and control valves. Must possess strong communication, interpersonal, and organizational skills, and be proficient in Microsoft Office and English.