backend developer English-speaking jobs in Extremadura

Senior Data Engineer to develop and optimize data models for the Finance organization using Google Cloud Platform, BigQuery, and Dataform. Collaborate with development teams and stakeholders to translate business requirements into data products.

Business Development Manager to develop and implement B2B sales strategies for digital campaigns across Poland and Europe. Requires fluency in Polish and English, 3+ years of experience in digital media sales, and a strong network within the digital industry.

Partner Account Manager for Southern Spain will develop and manage a network of regional sales partners and distributors. Responsibilities include onboarding new partners, organizing training sessions, defining business plans, and representing the company at industry events. Requires IT knowledge, 5+ years of experience in the IT sector, and experience with enterprise sales methodologies. Fluency in Spanish and English is required.

Senior Backend Engineer to design, develop, and maintain scalable APIs and backend services for autonomous inspection robots. Will work closely with robotics engineers and software teams to ensure system reliability and usability. Requires experience building maintainable backend systems and APIs, strong problem-solving skills, and proficiency in TypeScript.

Provides critical support across invoicing, vendor management, financial reporting, HR administration, and operational coordination. Ensures accurate financial transactions, maintains compliant documentation, and coordinates with external partners.

Electrical Engineer with 4-5+ years of experience needed for international substation and MV/LV installation projects. Must have ETAP proficiency and fluent technical English.

Mechanical Engineer Assistant Intern will support the Technical & Construction Team in resolving and developing mechanical-related activities. Assist with mechanical related technical analysis and procurement. Support preparing technical reports and documentation. Bachelor's degree in Mechanical or Industrial Engineering required. Advanced English and Spanish required.

Junior Talent Acquisition Specialist needed to source, screen, and manage candidates for technical and non-technical roles. Experience in tech or engineering recruitment required. Must be proficient in LinkedIn Recruiter and ATS tools. Excellent communication and organizational skills are essential.

Finance-driven professional to join PPG's Global Finance Transformation team. Maintain and review key Finance Master Data, support the design and governance of the CIM, and ensure data consistency across regions and business units. Bachelor's degree in Finance, Accounting, Economics, or Business Administration required.

Leads Master Data Management, ensuring high-quality Customer, Vendor, and Business Partner data in ERP systems (Microsoft Dynamics 365 or SAP).

Payroll Supervisor will review payroll work, process payroll, ensure compliance with Spanish labor laws, and manage a team. Requires a Bachelor's degree in Human Resources, fluency in English, and at least three years of experience in payroll outsourcing.

IE University's School of Science and Technology seeks a tenure-track Research Professor in Computer Architecture and Systems. The successful candidate will establish a world-class research program and teach undergraduate and graduate courses. Priority research areas include advanced processor architectures, hardware-software co-design, emerging memory systems, energy-efficient computing, and security-aware hardware design.

Manages HR transformation projects focused on technology and data to enhance the employee experience and provide HR teams with efficient tools.

Junior Full-Stack Developer will build features for a production-ready platform using Next.js and Node.js. Collaborate with founders and senior engineers on LLM orchestration, infrastructure, and data velocity solutions.

Designs and implements telecom solutions for voice and data domains (4G/5G and VoLTE) in Spain. Manages projects, reports to management and technical director, and ensures customer satisfaction. Requires a Master's or Bachelor's degree in Telecommunications or Computer Science, fluency in Spanish and English, and experience in core NFV voice or data projects.

Develop and maintain APIs using ASP.NET Core hosted on Azure. Write and maintain automated unit and integration tests. Implement and manage monitoring and alerting solutions on Azure. Collaborate with cross-functional teams in an Agile framework.

Leads UX vision, design quality, and visual consistency across B2C and B2B digital experiences for Royal Queen Seeds. Responsible for defining and owning the global UX vision for the website and related platforms, leading the new website layout implementation, and ensuring seamless experiences across all digital touchpoints. Oversees design operations, workflow structure, and collaboration with internal teams and stakeholders.

The Head of Legal will manage all Spanish legal matters, ensuring compliance, risk management, contract governance, and regulatory alignment. This role requires a senior legal professional with experience in technology, data, corporate, and regulatory matters.

Postdoctoral Researcher position at CIC biomaGUNE, funded by the BREATH MSCA Postdoctoral Program. Project focuses on host-pathogen interactions, bacterial phenotype analysis, and molecular reconstitution.

Allfunds seeks a Fullstack Developer trainee with knowledge of modern JavaScript (ES6+), React.js, Node.js, Express.js, and REST APIs. Responsibilities include frontend development with React.js, backend development with Node.js, testing, and collaboration on projects.