446 English-speaking jobs in Barcelona

Lead Data Scientist specializing in Large Language Models (LLMs) to design, build, and scale generative AI capabilities for enterprise-grade use cases. Responsibilities include owning the LLM system architecture, establishing technical standards for Retrieval Augmented Generation (RAG), defining evaluation strategies, and driving tool/agent design. Requires advanced degree in CS/AI/ML, 7+ years of Data Science/Machine Learning experience, 3+ years in NLP/LLMs, and experience with Python, data engineering, and production systems.

Leads medical monitoring, data review, and eligibility review for projects. Collaborates with internal and external teams to ensure project deliverables meet timelines and quality standards. Serves as a scientific expert and provides oversight for medical and scientific services activities.

Develop and deliver engaging curriculum and lesson plans for secondary/high school students. Assess student learning, monitor progress, and prepare them for exams and post-secondary education.

Leads and enhances end-to-end customer operations, ensuring service excellence and operational efficiency across all channels. Accountable for delivering operational excellence across the customer journey, leading Customer Care and Back Office teams. Drives continuous improvement, digital transformation, and operational efficiency initiatives.

Double Tap Studios seeks a Videographer & Video Editor to capture and edit compelling content for creators, brands, and football activations. Responsibilities include filming across various formats, editing for social platforms, and contributing creative ideas. Must be proficient in editing tools, understand social media trends, and be comfortable working in a fast-paced environment.

The Senior Digital Marketing Measurement Analyst will lead the measurement and analytical support of web marketing initiatives. This role requires experience with digital marketing & analytics tools, advertising platform integrations, attribution models, and BI tools. Responsibilities include analyzing campaign performance, developing a scalable web measurement framework, and collaborating with Marketing to influence media budget allocation and campaign strategy.

Execute and optimize global paid search campaigns for iOS and Android apps through Google Ads (UAC & W2A). Manage high-volume budgets, focusing on pLTV, ROAS, and ARPU. Optimize for Ad Monetization, implementing and monitoring AdMob campaigns. Analyze creative performance and run A/B tests on bidding types. Collaborate with creative and monitor technical KPIs.

Leads the Business Intelligence function for HIP's leisure hotel portfolio, analyzing performance, identifying trends, and providing insights to support strategic decision-making.

The Product Security Manager develops and manages a global Secure Development Lifecycle program, ensuring security and privacy by design across the product portfolio. This role involves risk assessments, implementing security controls, and collaborating with cross-functional teams to safeguard patient data and maintain customer trust.

Experienced EPM application solution architect/developer sought to deploy and optimize CCH Tagetik. Responsibilities include designing, developing, and implementing Tagetik solutions, building data transformation processes, and integrating Tagetik with external systems. Requires 4+ years' experience in Tagetik development (ideally AiH), SQL knowledge, and data modeling expertise.

Marketing & Partnerships Specialist to support audience growth and strategic partnerships for European Blockchain Convention events. Responsibilities include influencer marketing, partnership development, and exploring new audience growth channels. Requires 2+ years experience in marketing, sales, or business development and a passion for technology and entrepreneurship.

Scrum Master to guide and coach product teams, delivering continuous customer value. Will remove impediments, foster collaboration, and support high-quality, rapid solution delivery. Requires 2+ years of Scrum Master experience, agile expertise, and strong English communication skills.

Design, develop, and validate firmware and real-time systems, including communication protocols, control loops, and low-level debugging. Develop user-space Linux code and contribute to software changes across multiple subsystems.

Seeking Spain-based Co-Founder / Market Partner to lead the launch and growth of a real estate business. Responsibilities include building property inventory, activating market presence, and driving transactions. Requires a strong professional background, established network, and entrepreneurial mindset.

Lead a product roadmap focused on automating customer acquisition, portfolio management, and sales service. Collaborate with cross-functional teams to deliver product increments and manage the product backlog.

Ryanair Group is hosting a Cabin Crew Assessment Day in Barcelona on 26 May 2026. Successful applicants will participate in a 6-week training course to become qualified cabin crew members. The role involves delivering a top-class safety and customer service experience on board Ryanair Group aircraft. Applicants must have the unrestricted right to live and work in the EU, be between 5'2" and 6'2" tall, able to swim 25 meters, and be comfortable speaking and writing in English.

The Hoxton Poblenou seeks an experienced General Manager to oversee all aspects of the hotel's performance, including P&L management, budgeting, and driving business growth in Food & Beverage. The ideal candidate will lead a team, ensure brand standards are met, and cultivate strong relationships with guests, suppliers, and stakeholders.

Solutions Security Engineer provides pre-sales support, conducts customer visits, and delivers demonstrations and evaluations of security solutions. Requires a Bachelor's degree, 5+ years of pre-sales experience, and expertise in IP, security, and virtualization technologies.

Develop cutting-edge medical devices, focusing on advanced medical electronic systems. Translate system requirements into subsystem and interface requirements, perform functional analysis, and create system designs. Manage external partners in the outsourced design, assembly, verification, and validation of electronic systems. Support system integration and process development. Define test strategies to verify electronics and systems against product requirements and applicable standards. Apply risk management and perform design failure mode and effect analysis (DFMEA). Lead and participate in system integration, verification, and validation.

Supports fabrication of polymer-based thin-film medical devices. Operates equipment including ICP-RIE, optical microscopy, and photolithography. Records inspection data, prepares reports, and ensures product quality.