javascript English-speaking jobs in Badajoz

Senior Enterprise / Solution Architect to design and deliver modern, scalable enterprise systems for a global technology distribution company.

Senior Project Control Engineer needed for complex upstream oil & gas field development projects. Lead planning, scheduling, cost control, and reporting. Minimum 10 years of experience in upstream Oil & Gas project development required.

Senior Mobile AI-First Engineer will build next-generation mobile applications for restoration professionals. Responsibilities include Kotlin Multiplatform/Compose Multiplatform development, native iOS/Android development, and cross-functional collaboration. Requires 7+ years of experience shipping Android/KMP applications, expertise in Jetpack Compose/Compose Multiplatform, and experience using AI tools like Cursor, Claude Code, or Copilot.

Calconut is seeking students and recent graduates for its internship program. The program offers a structured growth journey with onboarding, department rotation, mentoring, and participation in real projects.

The Assistant Store Manager will support the Store Manager in driving sales, enhancing customer experience, and managing the store in their absence. Responsibilities include customer service, stock management, visual merchandising, and communication with the Area Manager and HQ.

Clinical Site Specialist supports global clinical trials by building relationships with investigators, site staff, and stakeholders. Responsibilities include site feasibility, start-up, monitoring oversight, and contributing to study performance. Requires clinical research experience, strong communication skills, and willingness to travel.

Senior Fullstack Engineer with expertise in Go/React/TypeScript to build, scale, and maintain web applications. Experience architecting high-scale web APIs and fluency in React and TypeScript required.

We are looking to hire ambitious entrepreneurs to start and scale their own startups. We are serial entrepreneurs, for example Paul Müller (founder Adjust, €1. 2B exit) and Petter Made (founder SumUp, €8B) who are eager to support outlier personalities and serial entrepreneurs to build €1B+ companies. Our offer: A salary while you build your startup as you will directly be employed by us.

Senior Software Engineer to shape mobile architecture, serverless backend, and engineering standards at a rapidly growing company. Experience with React Native, TypeScript, Node.js, AWS Lambda, and AI product features is required.

The Sales Executive assists the Sales team in driving revenue, identifying business opportunities, and supporting client relationships. This role involves market research, competitor analysis, sales reporting, and collaborating with internal teams.

Project Manager to lead the delivery of utility-scale Solar PV and BESS projects (20MW+) in Spain. Full ownership from Ready-to-Build through construction and commissioning. Experience managing utility-scale Solar PV projects and EPC contracts required. Fluent Spanish and English essential.

Project Manager to oversee automation, BMS, and energy controls for hyperscale data center projects from design through handover. Will act as the owner's representative, managing schedules, budgets, and technical oversight. Requires 10+ years of experience managing similar projects and strong client-facing skills.

Develop and customize IntelliMatch systems to meet client requirements. Configure system components and provide ongoing support, including maintenance, issue resolution, and performance improvements. Analyze requirements and implement solutions to simplify and automate processes. Collaborate with clients and internal teams to understand needs and align on solutions.

Finance Technician will perform accounting tasks, including invoice processing, purchasing approvals, and fixed asset management. Responsibilities also include grant-related activities, such as preparing proposals and managing documentation. The role requires strong analytical skills, knowledge of accounting and finance, ERP systems, and Excel.

The Video Localization QA Specialist ensures technical, linguistic, and branding consistency in localized video assets, meeting legal and rating requirements. This hybrid role requires 3 days per week in the Madrid office. Responsibilities include performing QA checks, overseeing rating and display bug compliance, developing QA profiles, and acting as a liaison with various teams.

Machine Operator needed for permanent night shift position. Responsibilities include machining components, CNC programming, tooling setup, quality checking, and operating engineering machinery. Requires CNC machining knowledge and experience with engineering drawings.

The Cybercrime Analyst will support customers in Spain within the Anti-Fraud division of CERT Orange Cyberdefense. Responsibilities include combating fake online sites, analyzing new domain names, monitoring client assets, and conducting email analysis. The ideal candidate has a higher education background in computer science, cybersecurity, economic intelligence, or political science with additional training in IT or cybersecurity.

Senior Design Lead (Branding & Marketing) will lead and execute design across multiple channels including branding, packaging, paid media, and email marketing. Requires 5+ years of design experience, strong portfolio, and proficiency in Figma, Adobe Creative Suite, and AI tools.

Lead the development and execution of an AI-powered content production pipeline, from script to distribution. Produce and iterate on high-quality microdramas, experiment with generative video tools, and analyze performance to optimize output. Define the creative direction and visual style for a proprietary storytelling universe.

Designs, operates, and improves global endpoint management stack centered on Microsoft Intune for Windows, macOS, and Linux. Leads Intune & Endpoint Configuration, drives device security & compliance, and engineers automation & platform improvements. Collaborates with IT Operations, Security, Platform, and Product teams.