112 English-speaking jobs in Barcelona

Design, build, and ship Solidity smart contracts for wallets, vaults, and account systems. Own end-to-end product features from specification to deployment and monitoring. Collaborate with product and platform teams to shape developer-facing interfaces.

Performance Engineer to conduct performance, load, and stress tests on web applications. Analyze frontend performance and identify bottlenecks. Collaborate with developers and stakeholders to integrate performance testing into CI/CD pipelines.

Data Specialist focused on Knowledge Graphs to design, build, and maintain scalable graph-based data pipelines. Experience with Knowledge Graph technologies and data engineering tools required.

Senior Python Developer to design, implement, and optimize platform applications. Requires 4+ years of Python experience in production environments, including frameworks like Django, Flask, or FastAPI.

Senior backend engineer to design, develop, and operate software services within cross-functional teams. Responsibilities include writing clean code, designing domain-driven systems, practicing DevOps, mentoring team members, and leading architectural decisions. Experience with NoSQL databases, modern software development practices, and a higher-level programming language is required.

Permisso seeks a Quality Assurance Analyst to ensure product quality by conducting manual API and UI testing, creating test plans, and reporting bugs. Requires experience with API testing tools, databases, issue tracking, and agile methodologies.

Manages email marketing for a Barcelona-based brand, including e-commerce flows and B2B outreach. Requires experience with Klaviyo, email design, and cold outreach strategies.

The HR Cybersecurity Compliance Analyst will support Cyber Security and Privacy compliance for HR processes and supporting applications. Responsibilities include ensuring HR systems comply with data protection regulations, conducting risk assessments, and collaborating with HR and IT teams to implement secure configurations and access controls. The ideal candidate will have a Bachelor's degree in Cybersecurity, Information Technology, Computer Science, or a related field and 3-5 years of experience in cybersecurity, IT audit, or compliance roles.

The Biorepository Technician will maintain, develop, and implement protocols within the Biorepository team. Responsibilities include sample reception, quality control, aliquot preparation, data management, and documentation. Requires at least 3 years of experience in molecular biology laboratory techniques, including DNA/RNA extraction, quality control, and quantification. Experience with LIMS databases and liquid handling robots is preferred.

Cloud Solution Architect needed to design and deliver end-to-end cloud architectures using Microsoft Fabric and Azure services. Experience with Azure SQL, SQL Server, PostgreSQL, and MySQL required.

Full-Stack Developer to design, develop, and maintain SaaS platform and AI agent infrastructure. Experience with PHP (Laravel), Node.js/Typescript, Vue.JS, APIs, databases, and Linux environments required.

Software Developer will design, develop, and implement new product features using Vue.js, Nest.js, React Native, and Flutter. Responsibilities include data analysis, DevOps, API integrations, and exploring AI models. Requires 3+ years of experience with Node.js backend and modern frontend frameworks.

Part-time English Teacher needed for kids and teens in Sabadell. Responsibilities include planning and delivering engaging lessons, assessing student progress, and creating a positive classroom environment. Must have a CELTA or equivalent qualification and experience in lesson planning and classroom management.

As a Software Consultant, you will leverage your intralogistics software knowledge to support the sales cycle, from initial pitches to presenting final offers. You will act as a technical advisor for clients and the internal sales network.

Leads the operations of a glass microsphere manufacturing plant, ensuring safety, environmental compliance, and high-quality product delivery. Manages daily operations, production, and personnel, while developing and implementing strategic plans. Requires a university degree in engineering, 5+ years of relevant experience, and fluency in English.

Manage and develop a client portfolio in the Barcelona area, focusing on aluminum, glass, and PVC sectors. Identify new business opportunities and contribute to subsidiary growth. Analyze market trends, prepare commercial offers, and ensure customer satisfaction.

Leads global regulatory function, ensuring compliance with food legislation and optimizing impact on business. Manages trade facilitation, product development, resource development, and food safety. Designs and modifies regulatory function to suit evolving environment. Engages with industry associations to monitor and influence legislative issues.

Technical Project Manager to drive complex global integrations in Fintech and Payments. Manage the technical integration lifecycle, from scope analysis to launch, and troubleshoot integration challenges. Fluency in English is required, French or other European/African languages are a plus. 3+ years of experience in a Technical Consultant, Solutions Architect, or Integration Engineer role is required. Strong proficiency with RESTful APIs, Webhooks, and JSON/XML data structures is essential.

The Human Resources Director - Head of People Product will design and scale people products, own the full talent lifecycle, and embed execution frameworks. This senior role requires 8-12+ years of experience in People/HR/Product/Execution leadership, a strong execution mindset, and hands-on experience applying AI to people processes.

MarketStar seeks an experienced Category Alliances Program Manager to execute global Alliance-sponsored programs for HP's PS Consumer business. This role ensures seamless program activation across markets, collaborating with Alliance teams, Category, Marketing, and HP Stores stakeholders. Responsibilities include program planning, performance tracking, market readiness activities, and stakeholder alignment.