635 English-speaking jobs in Barcelona

Senior Machine Learning Engineer will design and build personalization systems for content discovery and user engagement. Responsibilities include developing and improving ML models, leveraging LLMs, and optimizing systems for performance. Requires 3+ years of experience applying machine learning methods, proficiency in Python, and familiarity with cloud platforms and databases.

Senior Growth Product Manager will own and optimize end-to-end product conversion across website and mobile app. Responsibilities include defining a conversion rate optimization strategy, designing product initiatives to improve conversion, and using data to understand user behavior and intent.

Senior Software Engineer designs, develops, and integrates AI-powered features into CHAMP's products and platforms. The role requires strong software engineering fundamentals and experience implementing machine learning in production environments.

Shape global supply chain excellence by designing and evolving SAP IBP solutions. Drive end-to-end planning processes, ensuring seamless integration with SAP APO and ECC/S/4HANA.

Lead and grow a team of 5 pre-sales consultants across five European markets. Develop and execute pre-sales strategies for Factorial's Finance suite across New Business, Customer Success, and Partner channels. Collaborate with Marketing, Sales, Customer Success, Partners, and Product to drive Finance product sales. Shape the Finance product roadmap by providing customer feedback and competitive intelligence.

Senior Database SRE / Database Engineer will lead complex database initiatives, including migrations, performance optimization, and reliability improvements. Responsibilities include owning high availability and disaster recovery strategies, acting as a technical reference in incidents, and defining database architecture standards. Requires solid experience in database engineering, cloud environments (AWS, Azure, or GCP), and containerized ecosystems (Docker/Kubernetes).

Senior Software Engineer will design, develop, and maintain Java backend services and APIs in a microservices architecture. Responsibilities include building AI capabilities, improving data retrieval systems, and integrating AI into production services. Requires 5+ years of experience building production-grade software, designing scalable backend services, and working with microservices and distributed architecture.

Machine Learning / Deep Learning Engineer will develop and deploy full-stack ML solutions at web scale. Responsibilities include modeling, analyzing data, and contributing to product roadmap. Requires strong foundation in statistical concepts, experience with machine learning and predictive modeling, and proficiency in Python and SQL.

Senior Product Manager to own a significant product area end-to-end, defining vision, roadmap, and product specs. Collaborate with engineering and design to ship iteratively and analyze A/B tests. Requires 4+ years of product management experience, preferably in consumer-facing mobile apps. Strong design sense, A/B testing experience, and technical credibility are essential. Excellent communication and influence skills are needed to align cross-functional partners. Fluent English required.

Provides administrative support to various departments including the General Manager, Business Units, and Communication. Manages travel, warehouse, and shipping logistics. Supports internal and external audits and maintains office supplies.

Senior FastAPI Engineer needed. Requires expertise in Python, FastAPI, Pandas, NumPy, and Retrieval Augmented Generation (RAG). Experience with LangChain, LangGraph, and FastMCP is essential. Familiarity with Azure cloud services and data engineering concepts is a plus.

Cloud Platform Engineer to design, build, and maintain AWS infrastructure solutions using Terraform. Responsibilities include troubleshooting production issues, designing AWS-based solutions, and supporting CI/CD pipelines. Strong experience with AWS, Terraform, Linux, and cloud infrastructure design is required.

Leads the Space Systems team in the design, development, and operation of satellite platforms and thermal imaging payloads. Manages a multidisciplinary team, drives program delivery, and supports customer and partner engagements.

Lead and develop production teams in a chemical manufacturing environment. Ensure achievement of safety, quality, delivery, and cost objectives. Drive continuous improvement initiatives and collaborate with cross-functional teams.

Puig seeks a Global Head of Consumer Data to lead the development and management of consumer data products and platforms. This role will define business requirements, prioritize product roadmaps, and ensure platforms support first-party data collection, personalization, and loyalty growth. The successful candidate will collaborate with global teams to ensure data governance, compliance, and the generation of actionable insights.

Data Engineer to design, build, and maintain production-grade data products that power credit workflows. Responsibilities include productionizing credit risk and fraud models, building internal APIs, and designing data services and products. Requires experience with end-to-end ML & data engineering, Python, data services & APIs, data modeling & SQL, cloud infrastructure, and ownership & business acumen.

Appodeal seeks a Head of Product Development to lead product and engineering for mobile gaming titles (WordMaker, Solitaire, Brick Blast). This hands-on role defines product strategy, owns technical architecture, and drives AI adoption across the department. Must have 8+ years of software engineering experience, including senior leadership in mobile gaming, strong Unity and backend expertise, and a data-driven mindset.

The Senior Director of Global Product Stewardship is responsible for ensuring Werfen IVD products comply with global environmental, chemical, and sustainability regulations. This role leads the development and execution of the global product stewardship roadmap, integrating Life Cycle Assessments into product development, and managing end-of-life programs. The Senior Director collaborates with R&D, Regulatory Affairs, Procurement, and Supply Chain to ensure compliance with regulations such as EU REACH, RoHS, US TSCA, and the Ecodesign for Sustainable Products Regulation (ESPR).

Experienced EU-qualified attorney/lawyer with 5+ years' in-house counsel experience in High-Tech/Fintech required. Expertise in labor and employment laws, contract drafting, review, and negotiation.

Drive enterprise sales growth for RateGain's hospitality SaaS solutions across Europe. Lead complex sales cycles, build strategic partnerships, and close large multi-year agreements.