393 English-speaking jobs in Catalonia

Senior Data Scientist to develop and implement optimization algorithms for complex problems. Requires proficiency in Python, data science libraries, and optimization-focused libraries. Must translate business needs into mathematical models and collaborate with cross-functional teams.

Frontend Engineer (Fullstack-Oriented) will design, develop, and maintain user-centric web applications. Requires proficiency in React and Next.js, experience with Node.js and Fastify, and knowledge of CI/CD, Docker, and Kubernetes.

Develops and manages a global Secure Development Lifecycle program to ensure security and privacy by design across the product portfolio. Collaborates with cross-functional teams to implement security controls, conduct risk assessments, and ensure compliance with industry standards and regulations.

Develop and implement physical layer algorithms for 5G radio systems. Design, model, and verify signal processing algorithms with a focus on high-performance and real-time requirements.

Staff Mobile Engineer to build next-generation mobile applications. Lead technical planning and execution of mobile features, mentor teammates, and collaborate with product and design partners. 9+ years of iOS native mobile development experience required.

Manage and investigate security incidents, analyze threats, and implement security controls. Utilize security tools and collaborate with teams to remediate incidents and improve response playbooks.

Lead and evolve IT operations and infrastructure for a European deep-tech company developing RISC-V processor technology. Manage a hybrid infrastructure including on-premise HPC clusters, cloud platforms, and Rocky Linux/RHEL-based compute farms.

Frontend Developer needed with in-depth React.js knowledge, experience with design systems, and a user-centric approach. Must be proficient in modern JavaScript features, build tools, version control, RESTful APIs, and testing frameworks.

Senior Frontend Developer needed for a customer project. Expertise in React.js, design systems (Figma, Storybook), and UX principles required. Must have experience with modern JavaScript features, build tools (Vite, Babel), Git, RESTful APIs, and testing frameworks (SonarQube, Vitest).

This Systems Engineer role focuses on owning and optimizing the global cloud infrastructure for N26. Responsibilities include system lifecycle management, automation, AI infrastructure provisioning, monitoring, and troubleshooting. The ideal candidate will have experience with AWS services, IaC (Terraform or AWS CDK), containerization, and DevOps practices.

Senior Quantum Control Scientist to advance research in optimal quantum control. Develop theoretical and computational methods for designing, optimizing, and stabilizing quantum operations. Requires expertise in quantum control theory, Hamiltonian engineering, and error correction/mitigation. Strong experience with numerical optimization techniques and familiarity with machine-learning-driven control are valuable.

Experienced Scrum / Agile Master to guide teams through agile processes, ensuring successful project delivery and promoting collaboration.

As a MarTech Specialist, you will architect, develop, and maintain marketing web properties using modern tech stacks. You will build intelligent automation systems, integrate APIs, and create tools to scale customer base. Responsibilities include web development, growth & AI implementation, and automation & process engineering.

Develop and implement AI solutions for conversational commerce use cases, including AI agents, intent recognition, and sentiment analysis.

Design, build, and maintain scalable APIs using Python and Django. Contribute to backend services written in Golang. Manage and optimize AWS environments. Automate deployments using CI/CD pipelines.

Data Engineer will design, implement, and maintain data pipelines using various databases (PostgreSQL, Firestore, MongoDB, DynamoDB). Responsibilities include data modeling, transformation, analysis, automation, and stakeholder communication. Must have 3+ years of experience as a Data Engineer Developer with strong SQL and Python skills.

Senior DevOps Engineer to manage a cloud-native platform on AWS using Terraform. Streamline CI/CD pipelines, manage databases (MySQL, MongoDB, Redis), and contribute to event-driven systems. Troubleshoot production issues, monitor system reliability, and automate operational tasks. Requires 5+ years of experience, AWS expertise (EKS, SQS/SNS, EC2, S3, VPC), and infrastructure as code skills (Terraform). Solid understanding of Linux OS and TCP/IP protocols.

Bioinformatic Post-doctoral fellow to join the Biomedical Genomics Group. Requires PhD in bioinformatics or similar, research excellence, experience with Linux, programming (Python, Perl, R), and NGS-data analysis. Strong communication and writing skills are essential.

Glovo seeks a Data Scientist to join its Quick Commerce team. You will design, build, and deploy ML models that automate product catalog content creation. This role requires expertise in Computer Vision (CV) frameworks like PyTorch or TensorFlow, with experience in object detection, image segmentation, and classification.

Test Automation Engineer will join the Quick Commerce Global Services team in Barcelona. Responsibilities include automating critical end-to-end flows, investigating troubleshooting requests, monitoring product quality metrics, and collaborating with cross-functional teams to improve vendor-facing applications.