backend developer English-speaking jobs in Castile-La Mancha

Sales & Listings Agent to join a growing team at Lucas Fox in Marbella. Focus on the Nordic market, requiring native-level proficiency in Swedish, Norwegian, Danish, Finnish, or Icelandic. Support clients throughout the sales process and build positive relationships.

Senior Software Engineer needed for a fixed-term contract until June 2026. Develop, deploy, and maintain production-grade software systems across frontend and backend. Collaborate with software, DevOps, ML, and research teams.

The Consolidation Manager ensures the accuracy and timeliness of consolidated financial results for a publicly listed organization. This role coordinates financial data across subsidiaries, collaborates with local finance teams, and supports strategic decision-making.

Senior Infrastructure Engineer to design and improve core infrastructure architecture across Azure, on-prem network, and security. Define standards, guardrails, and reusable patterns. Collaborate with internal teams and stakeholders to align technical decisions.

Applus+ seeks an SAP SD Consultant with 3-5 years of experience in configurations, master data, and core sales & distribution processes. Must have strong communication skills and fluency in English. Catalan and Spanish are a plus.

Senior Account Executive to manage and develop key client accounts. Collaborate on strategic and creative projects, prepare communication materials, and manage client relationships. Requires native or bilingual English, a related degree, and over four years of agency experience.

Lead email, SMS, lifecycle, and CRM strategies for a fast-growing DTC beauty brand. Plan and execute campaigns, define lifecycle flows, and drive revenue and retention. Proven experience in beauty and consumable DTC brands required.

Digital Sales Associate fluent in Dutch with Inbound experience needed. Must have a sales aptitude, excellent closing skills, and be goal-oriented. Responsibilities include reaching sales goals, building relationships with potential clients, and cross-selling ADP products and services. Must be fluent in Dutch and English.

CAMO Specialist to support A330MRTT fleet, managing Airworthiness Directives, Job Cards, and scheduled maintenance tasks. Ensures documentation accuracy, fleet planning, and maintenance compliance. Requires background in Aeronautical Engineering, Aircraft Maintenance, or CAMO/MRO operations.

Leads AI projects, defining functional and technical requirements, managing timelines, and ensuring project success. Requires a Master's degree in Software or AI/Data Engineering with experience in software architecture, AI, and data science.

Administrative & Compliance Officer needed for a leading innovation ecosystem. Manage financial control of projects, coordinate compliance framework, and oversee billing and reporting. Requires 2-3 years of experience in administration, finance, or compliance.

FXSTREET is looking for a Product Owner with a strong technical background who has built and operated web-based SaaS products in either B2B or B2C environments. This role is not for a “ticket manager” or a purely functional PO.

The Compliance Specialist AI supports the design, implementation, and enhancement of controls for Machine Learning systems, ensuring alignment with regulations and policies. The role involves risk assessment, control evaluation, and documentation of AI products.

IT Specialist to provide desktop support, troubleshooting, and user training for EU offices. Manage IT assets, monitor systems, and assist with IT projects.

Chief Financial Officer (CFO) – Spain Madrid | Hybrid (Mon–Thu onsite, Fri remote)At VISTA Investments, we are looking for a Chief Financial Officer (Spain) to take full financial ownership of our Spanish platform and act as a key strategic partner to senior leadership and our US-based finance team.

Drive business development and new revenue for a hospitality SaaS company in the DACH region. Own the full sales cycle, focusing on German-speaking hospitality customers. Fluency in German is required. Proven sales experience selling into hospitality businesses is essential.

Senior MEP Engineer to design MEP systems, prepare feasibility studies, and manage construction activities. Requires a degree in a relevant field and 10+ years of experience in MEP installation projects. Fluency in Spanish and English is required.

Machine Learning Platform Engineer to design, deploy, and operate production-grade AI systems. Responsibilities include building automated pipelines, running ML workloads on cloud platforms, and improving reliability and performance. Strong Python engineering background and experience supporting ML systems required.

Implement and integrate CUE Print software, support customers, and lead workshops. Provide technical expertise and collaborate with teams to ensure successful project delivery.

Prepare and manage technical-economic proposals for atmospheric pollution solutions, primarily odour pollution. Coordinate with internal teams and maintain the proposal register.