react English-speaking jobs in Valladolid

Quality Assurance Technician will develop and execute supplier audit plans, conduct internal and external audits, and manage supplier technical documentation. Must have a university degree in a related field, strong English and Spanish communication skills, and experience in ISO 9001 auditing.

Software Developer to design, develop, and maintain software solutions and microservices for the financial services sector. Experience in Java, C#, Python, C++, SQL databases, and cloud platforms (Azure or AWS) required.

Sales Assistant to support Human Nutrition team in Barcelona. Responsibilities include managing purchase and sales orders, handling order queries, and tracking expense forecasts. Requires proficiency in SAP or MS Dynamics F&O, Microsoft Office Suite, and fluency in English, Spanish, and Catalan.

Senior Full Stack Software Engineer needed to design and scale modern web applications. Focus on backend development using Python and experience with React is required. Contribute to architectural decisions, build scalable services, and improve system performance.

Manage the full recruitment lifecycle for IT profiles, from intake to onboarding. Partner with stakeholders to understand role requirements and source candidates through various channels. Screen CVs, conduct interviews, and coordinate technical and client interviews.

Oversees the architecture, administration, maintenance, and optimization of enterprise applications, including Salesforce and Manhattan. Leads and develops a team, ensuring system stability, security, and scalability. Defines and enforces best practices for system administration.

Purchasing Technician required for an international chemical company. Responsible for negotiating procurement guidelines, monitoring supplier adherence to rules, and executing tactical purchasing activities. Requires a degree in Chemicals or Chemical Engineering, 5+ years of experience buying Aroma Chemicals, and formal education in Chemistry.

Data Engineer to design, build, and maintain scalable data systems and infrastructure. Experience with AWS, Snowflake, Kubernetes, Airflow, and Python required.

RF/EW Project Engineer will participate in system integration activities for EW projects, ensuring technical requirements compliance and defining system needs. Responsibilities include analyzing technical characteristics of EW equipment, drafting technical reports, and monitoring development and manufacturing. Requires a Telecommunications Engineering degree and 5+ years of experience in radiocommunications projects.

Office & Operations Manager needed for a startup ecosystem in Palma. Manage finance, coworking space, and marketing for ventures, events, and the community. Fluent in Spanish and English required.

Lead Buyer specializing in External Workforce for a global healthcare and pharmaceutical company. Develop and implement global category strategy, execute sourcing events, and manage rate cards. Requires 5-8 years of procurement experience, expertise in External Workforce, and fluency in English and French.

UST seeks 3 experienced Network Security Engineers for a consulting role. Responsibilities include firewall and load balancer configuration, security incident support, and process development. Requires C1 English, senior-level network security expertise, and experience with Palo Alto and CheckPoint firewalls.

Supports private banking services and oversees compliance risks across investing and trading products. Determines regulatory applicability, proposes solutions, and works with product teams on compliance integration.

Provides administrative and logistical support to ensure smooth office operations. Coordinates events, manages office supplies, handles visitor interactions, and assists with travel arrangements.

Senior Tax Lawyer to scale and structure tax department serving high-net-worth individuals, entrepreneurs, and international families. Minimum 10 years of experience in tax advisory with complex international and cross-border/private client matters.

Extractables and Leachables Senior Scientist needed for R&D team. Designs and leads mass spectroscopy and E&L laboratory studies. Requires a Master's degree with 6+ years of experience or a PhD with 4+ years of experience in E&L testing. Expertise in regulatory expectations and mass spectrometry techniques is preferred.

NTU International seeks EU Digital Policy & Regulation Experts with 8+ years of experience in EU digital policy, technology regulation, or public policy advisory. Expertise in EU digital legislation, regulatory analysis, or policy development is required.

Financial Crime Consultant to lead end-to-end delivery of projects within a TSB Fincrime Data and Transaction Monitoring migration program. Requires 5+ years of experience in Financial Crime or related domains, strong understanding of controls and data pipelines, and proven track record of project delivery in Agile and/or Waterfall environments.

Leads talent acquisition and builds a high-performance company culture aligned with XFuel's mission. Manages HR functions, including recruiting, onboarding, employee relations, training, and HR systems.

Corporate E-check Engineer analyzes electrical specifications for automotive parts and designs test steps. The role involves benchmarking innovations, improving test results, and supporting purchasing and quality processes. Requires electronic engineering background, programming skills, and automotive EOL testing experience.