frontend developer English-speaking jobs in León

Designs and implements data pipelines from various source systems into a Snowflake data warehouse. Translates business requirements into technical solutions, focusing on data modeling, ETL/ELT design, and data warehouse principles.

Fluent Italian speaker with advanced English needed for a full-time customer experience role in Malaga. Must be customer-oriented and a team player.

Strategy Lead will lead strategic evaluations of countries and clinical research sites, analyze feasibility data, and support business development and RFP processes.

Lead the technical strategy for a self-hosted AI analytics platform serving the European mid-market. Build and manage the engineering team, close enterprise deals, and drive product growth.

Software Engineer needed for a modern, high-standard engineering environment. Design, implement, and maintain features using AI-first principles. Collaborate with the product team on system design and mentor peers. Bachelor's degree in Computer Science or related field required. Deep understanding of cloud infrastructure and a strong passion for coding are essential. Proven experience in designing future-proof infrastructure and handling big data on the cloud. Exceptional English communication skills are a must.

As Ultralytics' first Product Marketing Manager, you will define and execute GTM strategy for the Ultralytics product suite, translating technical capabilities into clear value for developers and enterprise buyers. You will own launch plans, messaging, and positioning, working closely with engineering and product teams to shape narratives and drive adoption.

Lead and execute IT audits of ING and its outsourcers, including planning, execution, and reporting. Assess IT controls, conduct interviews, review documentation, and perform technical tests. Communicate audit results to management and produce reports to improve security controls and mitigate risks. Requires 5+ years of IT audit experience, knowledge of IT risk management and governance, and experience leading audits end-to-end. Technical (security) knowledge of IT technologies is required, including operating systems, network infrastructure, database management systems, web technologies, and mobile operating systems.

Develop and deliver SEL solutions to industrial customers in the Iberian Market. Build relationships, understand customer needs, and execute sales plans. Requires a B.S. in Electrical Engineering or related field and 3+ years of experience in technical sales to industrial sectors.

The Administrative Assistant ensures smooth daily operations for the Madrigal affiliate. This role manages office resources, coordinates staff activities, and serves as a central point for communication and logistical support.

Data Engineer/Developer to design, develop, and maintain data solutions for energy trading operations. Responsibilities include developing Python tools, collaborating with traders, and deploying cloud-native applications on AWS. Requires expertise in Python, AWS, API integrations, and CI/CD.

The Collector will manage invoice collection, resolve customer issues, and ensure timely payments. Responsibilities include negotiating with customers, monitoring invoice collection, identifying late payments, and coordinating with internal departments.

Business Analyst needed for a multinational banking client in Madrid. Lead analysis of information related to the Payments DataHub initiative and support the Product Owner. Analyze, structure, and classify payment information. Prepare documentation such as user stories, scope documentation, and TOMs. Minimum 3 years experience in international payments projects and 2 years in Big Data projects required. Bachelor's Degree in a relevant field.

As a Business Central Functional Analyst, you will bridge business needs and IT solutions, ensuring Microsoft Dynamics 365 Business Central supports financial, logistics, and manufacturing processes. You will participate in ERP implementations, integrations, and continuous improvement initiatives.

Senior Key Account Manager to manage and grow relationships with key accounts, driving business objectives and ensuring exceptional service delivery.

Experienced Sales Representative needed to drive sales growth and manage key customer accounts for ophthalmic medical devices in Andalusia.

Investment Analyst to support private equity investments in technology-enabled financial businesses. Responsibilities include financial analysis, valuation, company research, and portfolio monitoring. Seeking recent graduates or those graduating in 2026 with strong analytical skills and interest in finance and technology.

Computer System Validation Senior Consultant will lead ERP and computerized system validations (IQ, OQ, PQ) ensuring compliance with EU GMP Annex 11, FDA 21 CFR Part 11, and GAMP 5.

Plans, designs, organizes, supervises, and reports on clinical trials contracted to CROs. Focus is on pharmacokinetic (PK) and bioequivalence (BE) trials. Responsibilities include managing clinical trials according to plan and applicable regulations, selecting and controlling CRO activities, reviewing documentation, coordinating internal activities, and collaborating with other departments. Requires experience in global clinical development, PK and BE studies, and relevant guidelines.

Junior Energy Engineer will develop process and sustainability services, contributing to projects related to sustainable initiatives, energy audits, and assessments in industrial environments. Experience in environmental technologies, low carbon energies, and industrial projects is required.

Lead and architect large-scale SAP S/4HANA transformations and SAP Business AI initiatives for global clients. Define enterprise SAP architecture roadmaps and drive AI strategy, use-case identification, and adoption.