backend developer English-speaking jobs in Castile-La Mancha

Support commercial and administrative operations, contributing to lead generation, client communication, and internal coordination. Bilingual English & Spanish required. Proven experience in a similar role is essential. Real estate sector experience is an advantage.

SplitStay seeks a Strategic Partnerships Advisor with experience in the association ecosystem to build relationships and secure pilot collaborations with associations, PCOs, destinations, and related partners.

Full Stack Developer will own and develop the API Developer Portal using React, Next.js & TypeScript. Responsibilities include designing testing environments, delivering SDK generation and monetization integrations, and implementing conversational developer support.

The IB Diploma Programme Coordinator will lead the implementation and development of the IB Diploma Programme at SIS Madrid. Responsibilities include curriculum coordination, IB documentation, and academic leadership of the DP teaching team.

Experienced Market Strategy Manager (Inside Sales) will support Business Development by identifying and seizing new market opportunities. Responsibilities include prospecting, market research, lead support, and client meeting arrangement. Requires a bachelor's degree, 1-3 years of experience, and proficiency in English.

Senior Revenue Manager will maximize revenues, market share, and profitability for managed properties in partnership with General Hotel Managers. Responsibilities include strategic pricing, budgeting, forecasting, daily revenue management optimization, performance analysis, and communication with stakeholders. Requires 5+ years of experience as a Revenue Manager, a degree in a relevant field, fluency in English, and proficiency in revenue management systems.

This HR Development Trainee role supports the internship program, recruits interns, and provides operational support to the HR team. The successful candidate will have a degree in Psychology, Human Resources, or Sociology with a business focus and strong communication skills.

Partner Support Representative will provide SEO optimization recommendations, conduct content audits, and assess HP brand visibility on partner websites. They will also identify optimization gaps, share content best practices, and support partner onboarding.

Quality & Sustainability Specialist needed to implement, maintain, and execute ISO Quality Programs and the Quality Management System for Carboline Europe.

Senior SAP Project Manager to lead large-scale SAP S/4HANA initiatives in a multi-ERP environment. Focus on end-to-end project execution, stakeholder alignment, and cross-functional collaboration.

Azure Machine Learning Engineer with 5+ years of experience designing, developing, and deploying AI models on Azure. Proficient in Python, PySpark, and ML frameworks (Scikit-learn, TensorFlow, PyTorch). Experience with Databricks, MLflow, and Azure Machine Learning. Solid understanding of data preprocessing, feature engineering, and model optimization.

Architect needed for a new Barcelona Design Studio supporting international projects. 5-8 years of experience required, including full design cycles using Revit/Rhino and BIM workflows. Fluent English essential, Spanish valued.

Data Engineer needed to design, build, and maintain large-scale data systems. Requires experience with data warehousing, ETL tools (DBT mandatory), cloud environments (AWS or Azure), Apache Airflow, and Python development. Must have strong SQL skills and experience with BI tools.

Security DevOps Engineer needed to manage container security solutions, integrate security controls into CI/CD pipelines, and provide training on best practices. Requires experience with Kubernetes, container security tools, DevSecOps, and scripting languages.

Senior Performance Engineer needed for a leading renewable energy multinational group. Manage data sources, analyze asset operation, and propose improvements to power plant generation. Requires a Bachelor's degree, 8+ years of energy industry experience, and advanced English and native Spanish proficiency.

Senior DevOps Engineer to design, operate, and evolve CI/CD platforms and cloud-native infrastructure solutions for Santander CIB's digital platforms. Responsibilities include developing and maintaining CI/CD pipelines, deploying and managing AWS infrastructure, operating container environments, and collaborating with development, SRE, and security teams.

Senior Accountant provides accounting, reporting, and client/supplier management support. Responsibilities include posting invoices, managing client and supplier accounts, financial reporting, payment forecasting, and reviewing due dates. Requires 3+ years of accounting experience, a bachelor's degree in a related field, and fluency in English, Spanish, and Catalan.

HR Generalist to manage end-to-end HR operations in Spain. Responsibilities include people administration, Spanish labor law compliance, and recruitment. Requires 3-5 years of HR experience, strong knowledge of Spanish labor law, and fluency in Spanish and English.

Sales Representative to build relationships with healthcare professionals, promote pharmaceutical products, and achieve sales targets. Requires a bachelor's degree, sales experience, strong communication skills, and proficiency in CRM software.

As an Assistant Store Manager at Ferragamo's La Roca Village store, you will support the Store Manager in driving sales performance and creating a positive client experience. You will mentor team members, communicate effectively, and contribute to business action plans. Fluency in Spanish and English is required.