backend developer English-speaking jobs in Castile-La Mancha

As a Product Specialist, you will ensure the smooth operation, continuous improvement, and value delivery of live IT products. You will support the Product Owner in backlog management, prioritization, and stakeholder communication. You will also identify opportunities for product optimization and ensure alignment with business needs.

Senior Physicochemical Laboratory Technician will plan laboratory activities, manage human resources, and ensure accurate results. Requires a university degree in Chemistry, Biochemistry, Biology, or Biotechnology and at least 7 years of experience with GMP regulations and analytical methods. Experience managing a technical team in a laboratory is preferred.

Manages and optimizes purchasing activities for HVAC products, ensuring efficient supply, cost competitiveness, and quality. Negotiates with suppliers, monitors market trends, and controls inventory. Requires a Bachelor's degree, experience in procurement, fluency in Spanish and English, and advanced Excel skills.

Build and scale Balance's B2C marketing engine, owning user acquisition strategy across multiple channels. Optimize customer acquisition cost (CAC) and lifetime value (LTV) metrics. Develop and execute organic and paid marketing strategies, manage marketing budget, and collaborate with cross-functional teams.

Finance Analyst to support the Personal Care business line within the P&B unit. Responsibilities include financial planning & analysis, monthly closing & forecasting, and GPx & Devana deep dive analysis. Requires a Bachelor's degree in Accountancy/Finance and 7-10 years of relevant experience.

CMC Regulatory Specialist provides expert guidance and support for biological products. Responsibilities include planning regulatory strategies, evaluating change controls, reviewing study reports, and coordinating submission preparation. Requires strong understanding of CMC and post-approval regulatory requirements, experience writing CMC sections for regulatory documents, and proficiency in English and a local language.

Embedded Software Engineer to develop C/C++ software for high-performance embedded environments. Implement concurrent programming, process optimization, and resource control. Integrate, debug, and test systems based on microcontrollers.

Build and execute quote proposals for parts and billable services. Partner with commercial and fulfillment teams to understand availability, lead times, costs, and prices. Communicate with end-users and work to increase market capture and Key Account performance.

Procurement Manager for the Rail Baltica project. Develops and manages procurement plans for materials and services. Evaluates suppliers, manages the procurement process, and monitors supplier quality. Requires a bachelor's degree and 15+ years of relevant experience.

HR Generalist to provide support for a fast-growing international company. Responsibilities include managing HR documentation, employee onboarding, and supporting disciplinary actions. Requires previous HR experience in Spain, fluency in English and Spanish, and knowledge of Spanish labor laws.

Manage, develop, and support IT services for Sanoma Learning's SAP BI function. Collaborate with business analysts, process managers, and IT colleagues to analyze requirements, develop solutions, and manage incidents.

Graphic Designer needed for in-house agency at sports and entertainment holding company. Develop campaigns, brand proposals, and activations. Collaborate with creative team to bring ideas to life. Must have 5+ years experience in advertising, proficiency in Adobe Suite, and strong understanding of branding. Native Spanish and English required.

Leads sales function for a real estate developer, driving revenue growth across local and international markets. Develops and executes sales strategies, oversees sales operations, and builds strong networks. Requires a bachelor's or master's degree and a minimum of 5 years of proven sales experience.

Technical Field Engineer & Quality Manager providing customer support, troubleshooting, and repair of plasma, vacuum, and coating equipment. Manages ISO 9001 quality system and offers technical and commercial support, including analyzing quotations and preparing technical offers.

Manages a team of 8 payroll experts providing payroll services for employees across Europe. Optimizes payroll processes, coaches the team, and ensures compliance with regulations. Requires multi-country payroll experience across Portugal, Spain, Italy, Belgium, Luxembourg, Monaco, Norway, Sweden, Denmark, and Poland.

Head of Sales Spain to own and scale commercial strategy, drive revenue growth, and build a high-performing sales organization. Requires 6+ years in B2B Tech, at least 2 years in a management role, fluency in English, and experience in an international company expanding into Spain.

Payroll Subject Matter Expert needed for a well-established international organization. Oversee payroll processing, ensure compliance with Spanish labor law, and manage relationships with external payroll providers.

Sr. Consultant to support industrial and aerospace projects in Castilla-la-Mancha. Focus on embedding human and organizational factors into the design, assessment, and improvement of technical and organizational systems.

EVO seeks Vehicle Engineers with a passion for teamwork to define vehicle architectures, integrate vehicle domains, and ensure alignment between mechanical, electrical, and fluid systems. Experience in heavy-duty vehicles and relevant tools is required.

Experienced freelance Clinical Research Nurses needed for an Acute Ischaemic Stroke study. Conduct patient visits, perform procedures, process samples, and document activities. Must have 3+ years nursing experience, 1+ year acute clinical experience, and a valid GCP certificate. Previous clinical trial experience preferred.