developer English-speaking jobs in León

The Quality Control Biological Laboratory Manager plans and coordinates laboratory activities, ensuring compliance and effective management of human resources. The role guarantees the accuracy of laboratory results, manages technical documentation, and coordinates equipment maintenance. The manager investigates OOS and deviations, ensures GMP requirements are met, and trains personnel.

Design, develop, and validate solar arrays for space applications. Responsibilities include requirement definition, 3D CAD design, electrical schematic development, component selection, and electrical analysis.

Key Account Manager will develop and manage business relationships with new and existing customers in Spain, contributing to the company's sales plan and identifying key accounts.

Lead discovery sessions, shape solution proposals, and collaborate with teams to design winning strategies for enterprise clients. Translate technical concepts into compelling business stories and present Pega's capabilities. Possess strong SAP domain knowledge and experience connecting solutions with SAP to design automation solutions.

JD&Co partners with a fast-growing B2B technology company seeking a Chief Operating Officer. This hands-on role supports the CEO and leadership team in executing strategy, improving commercial performance, and scaling operations. The ideal candidate has experience in B2B SaaS, software, fintech, fraud, KYC, AML, or regulated technology and a proven track record of scaling businesses.

Social Media Trainee to support the Marketing Department's communication team in Madrid. Assist with content creation, scheduling, community management, and influencer outreach.

Power BI Analyst needed to design, develop, and maintain dashboards and data models. Experience with SAP BI, Web Intelligence, and data analysis required.

Implement and manage Static Application Security Testing (SAST) tools across the organization. Conduct security assessments of applications using SAST tools and provide training to development teams on secure coding practices. Participate in the development and enforcement of security policies and procedures.

Leads profitable growth and strategic development of the Rubber activity across Europe, America, and Asia. Responsible for operational and financial performance of the Rubber business and Sales Friction in Europe, CIS, and North Africa. Requires 10+ years of senior leadership experience in the Railway Industry with a proven track record in P&L management or sales responsibility. Must have experience selling products or services to car builders or transport operators.

Electrical Engineer with a technical background needed to lead the expansion of Smart Grid solutions. Develop commercial strategies, identify business opportunities, and provide technical advice to clients in the electric utility sector.

Lead and manage a team of penetration testers, defining and maintaining penetration testing methodologies and standards. Oversee end-to-end penetration testing engagements, ensuring high-quality reporting and risk evaluation. Collaborate with engineering teams to improve security posture and integrate security testing into delivery processes.

Travel and Tour World seeks dynamic Media Sales Professionals to sell premium ranking and visibility solutions to luxury hotels, restaurants, and travel brands.

Demand Planning Manager will oversee master planning, demand planning for Europe and North America, and production planning for manufacturing facilities in China and Europe.

Provides administrative and office support to the Executive team. Manages calendars, schedules, travel, and meetings. Prepares documents, coordinates events, and handles office logistics. Requires strong organizational, communication, and interpersonal skills.

The General Manager will oversee all aspects of operations in Spain, including production, quality management, sales, HR, finance, and IT. This role will lead a transformation process across all areas, ensuring efficiency, continuous improvement, and compliance with regulations.

Industrial Data Analyst to design dashboards, reports, and analytical models using industrial and operational data. Requires 3+ years of experience with SQL, Python, Power BI/Tableau, and advanced Excel.

Kensington Finest Properties International seeks a qualified accountant to manage back-office operations and financial administration. Responsibilities include managing office workflows, client correspondence, bookkeeping, invoicing, and preparing financial reports.

Junior Business Manager | Business Development Engineer needed for a leading engineering and technical consulting firm. Responsibilities include business development, client meetings, candidate sourcing and management, and consultant coordination.

The General Manager, EMEA owns end-to-end regional revenue performance across Sales and Customer Success. This role is accountable for delivering regional DRR targets, scaling net new customer acquisition, expanding existing customers, and building durable growth. The GM leads a regional commercial organization and is responsible for hiring, developing, and operating a high-performance revenue engine. The GM reports to the CRO and partners closely with Marketing, Product, and Operations.

Develop and create beautiful software and mobile apps for Southeast Asian markets, collaborating with design and production departments.