frontend developer English-speaking jobs in León

HSE Supervisor ensures compliance with HSE standards, Spanish regulations, and international best practices for shorebase, quayside, transport, and warehouse operations.

Senior Frontend Developer will lead the technical design, architecture, and implementation of frontend features using React, Next.js, and modern JavaScript/TypeScript. Collaborate with product managers, designers, and backend engineers to deliver high-quality user experiences. Drive continuous improvements in development processes, testing, and deployment.

Software Development Engineer will design, build, and deploy distributed software systems for a global customer base. Responsibilities include developing software for various sensors, mobile clients, and cloud server systems, collaborating with engineers and applied scientists, and improving existing technical services. Requires a Bachelor's degree in Computer Science or related field, 3+ years of professional software development experience, and proficiency in Java, Python, React, and AWS Serverless technologies.

Designs and develops scalable training solutions, including eLearning, instructor-led training, and other training collateral for the Passenger Portfolio. Collaborates with product managers, solution specialists, and subject matter experts to gather training requirements and translate them into engaging learning experiences.

Central Finance and Reporting Lead to support global SAP finance transformation projects. Focus on delivering solutions across Central Finance and Group Reporting while working with finance stakeholders and technical teams. Drive enhancements and complex changes within the SAP ERP environment as part of the transition from ECC to S/4HANA.

Talent Acquisition Internship at Persán, a multinational company in the home and personal care industry. Collaborate in defining processes, data migration, documentation, and recruitment support.

Experienced Scrum Master to support multiple Tech & Engineering squads within Receivables Finance. Strong GTB and Working Capital knowledge required. Support squads in evolving towards AI-native delivery models.

Architect needed for a new Barcelona Design Studio supporting international projects. 5-8 years of experience required, including full design cycles using Revit/Rhino and BIM workflows. Fluent English essential, Spanish valued.

Experienced Business Analyst to support Equity Swaps initiatives in Global Markets. Translate business requirements into user stories and specs, coordinate with control functions, and support UAT.

QA Automation Engineer will join a flagship project for a German multinational in the insurance sector. Responsibilities include defining test automation strategy, analyzing test automation maturity, developing and enhancing an open source test application framework, and training test automation engineers. Requires a university degree in a relevant field, 5+ years of experience in digital software development, fluency in English, and proficiency in programming languages (Java preferred), automation frameworks (Playwright, Cypress, Selenium), and CI/CD tools (Github, Jenkins).

ADP seeks a Digital Sales Representative for the Danish market. The successful candidate will introduce ADP solutions to prospective clients, build relationships, and win new business. Requires 5-8 years of successful B2B sales experience in a large account environment, demonstrated sales aptitude, and fluency in Danish and English.

Full-cycle SaaS sales professional sought to drive revenue growth in German or Dutch-speaking hotel markets.

Support the implementation and monitoring of HSE procedures and programs. Assist in conducting workplace inspections, risk assessments, and incident investigations. Collaborate on HSE documentation, reports, and KPIs.

DevOps Engineer needed to orchestrate containerized environments using Terraform. Responsibilities include managing infrastructure as code, monitoring system performance, and implementing operational improvements. Requires deep Python knowledge, experience with CI/CD platforms, and expertise in cloud formation stacks.

Provides end-to-end after-sales service for mobile crane equipment, including fault diagnosis, repair, and maintenance. Offers technical support to customers and collaborates with sales on product and spare parts solutions.

Senior SAP Project Manager to lead large-scale SAP S/4HANA initiatives in a multi-ERP environment. Focus on end-to-end project execution, stakeholder alignment, and cross-functional collaboration.

Theoretical Physicist specializing in Atomic, Molecular, and Optical (AMO) physics needed to develop models, perform simulations, and provide analytical insight for quantum and optical systems.

Azure Machine Learning Engineer with 5+ years of experience designing, developing, and deploying AI models on Azure. Proficient in Python, PySpark, and ML frameworks (Scikit-learn, TensorFlow, PyTorch). Experience with Databricks, MLflow, and Azure Machine Learning. Solid understanding of data preprocessing, feature engineering, and model optimization.

Manage outbound logistics operations for finished vehicle distribution from factory to dealers. Optimize routes, transport modes, and carrier selection. Monitor KPIs, analyze data, and collaborate with sales and distribution teams.

Senior Product Analyst to join a fast-growing B2B SaaS company. Partner with Product Managers to define and track product metrics, analyze user and customer behavior data, and build interactive dashboards. Translate data into actionable insights to guide product decisions. 3-5+ years of experience in product analytics or related roles required. Strong SQL skills and experience with Python and data visualization tools are essential.