English-speaking jobs in Alcalá de Henares

Academic Assistant needed for temporary contract at Les Roches Marbella. Support administrative and operational tasks in a dynamic international environment. Bachelor's degree required, native English speaker with advanced Spanish.

HSE Design Specialist needed for a global EPC company. 5+ years experience in a similar role required. Responsibilities include hazard identification, risk mitigation, and ensuring design compliance with standards and regulations. Strong English (C1 level) required.

Build and run an acquisition-led firm with institutional backing. Set strategy, source and execute acquisitions, build the operating system, and compound capital over the long term. Must have experience acquiring and operating businesses and a long-term horizon (15+ years).

FLUZO seeks a Sales Representative to develop and execute sales strategies for the UK market. The ideal candidate will have at least two years of B2B sales experience, preferably in advertising, and a network of UK advertisers and media agencies. Fluency in English and Spanish is required.

Procurement Specialist supports, develops, and executes procurement plans in alignment with operational needs. Manages supplier relationships, tenders, contract negotiations, and price analysis to optimize costs and mitigate risks. Leads or supports the rollout of local and global procurement strategies and projects.

This Business Analyst role focuses on data mapping, UAT, and defect resolution for new country and compliance requirements. You will ensure smooth system integration and releases. Experience with data mapping, UAT, defect tracking, and working across business, IT, and vendor teams is essential.

Founding GTM for Uptail, a company building AI agents for B2C sales. Own the entire sales funnel, build a pipeline of qualified leads, and close deals across Spain and Europe. 2+ years of B2B sales experience required. Fluent in Spanish and English.

Senior Optimization Engineer needed to architect and deploy advanced nonlinear optimization engines. Responsibilities include designing custom algorithms, translating multi-physics phenomena into optimization problems, and customizing solver behaviors. Requires a PhD in a relevant field and deep knowledge of nonlinear optimization theory, programming languages (Julia, C++, Python), and large-scale solvers.

Supports the Director of Revenue Management by providing market information, forecasts, and revenue management strategies. Monitors competitive pricing, conducts competitor analysis, and assists with group bookings and OTA management.

Payroll Administrator needed for UK payroll processing, ensuring timely and accurate payments. Requires 3+ years of hands-on payroll experience, knowledge of UK legislation, and proficiency in SAP Payroll Software.

Full-Stack AI Native Engineer needed to design, ship, and monitor end-to-end features for a SaaS AI hiring platform. Must have 4+ years of professional software engineering experience, proficiency with Next.js, Python/FastAPI, and experience with AI coding agents and LLMs.

Senior Security Engineer with strong Incident Response experience will strengthen EDR/XDR and DLP configurations, define security event detections in SIEM, and improve incident response playbooks.

AI Solutions Engineer will design, build, and deploy AI Agents across voice, chat, and messaging for enterprise customers. Responsibilities include developing MCP servers, building conversational AI assistants, deploying serverless architectures, and leading technical engagements. Requires 5+ years of experience in AI solution delivery, software engineering, or related fields with expertise in Python, serverless computing, and DevOps.

Provides operational and technical support in the laboratory, performing chemical tests and preparing documentation. Collaborates with other departments on projects. Requires work experience or vocational training in Chemistry and strong communication skills.

Provides customer service support, processes returns and credits, and assists with administrative tasks. Supports customer requests, monitors complaint resolution, and prepares customer documents. Requires 1-3 years of experience in customer service, accounts payable, or order entry. Fluent in English and French.

The Candidate Experience Partner manages the candidate journey from application to shortlisting, leveraging data-driven insights and sourcing strategies to attract top talent. This role collaborates with Hiring Managers and Talent Acquisition Partners to ensure a seamless and positive candidate experience. Fluency in Czech and English is required.

Process Engineer needed for a 6-month project in Bilbao, Spain. Must have experience in water treatment and wastewater treatment plant projects, including design, commissioning, and start-up. Requires a degree in Mechanical, Environmental, or Chemical Engineering and proficiency in Spanish and English.

Digital Brand Designer to create visually strong and on-brand designs for a vitamin brand across digital and offline touchpoints. Requires proficiency in Figma and Adobe Suite, experience with AI-powered design tools, and a strong design portfolio. Must be able to balance creativity with brand consistency and thrive in a fast-paced environment.

Junior Consultant - IT required with experience in telecommunications project management and technical knowledge (Telco/IT). Must have a degree in Telecommunications Engineering, Computer Engineering, Industrial Engineering or related field and advanced English and Catalan.

Human Resources Intern to support HR operations, including recruitment, onboarding, administration, and employee engagement. Provides operational and administrative support across the employee lifecycle.