backend developer English-speaking jobs in Oviedo

CELANESE is seeking driven, curious individuals for the 2026 Employment Forum in Gijón. We are looking for talent in Human Resources, VAT, Treasury, Accounting, Product Stewardship, and Corporate Finance. Degrees in Business Administration, Economics, Data Analytics, or Artificial Intelligence are valued.

Forward Deploy Software Engineer to join Retail Tech team. Focus on platform deployment, configuration, and operation for real customers. Responsibilities include account setup, incident resolution, and internal tooling development. Requires 2-4 years of experience in software deployment, backend, or full-stack roles with proficiency in Java, Go, TypeScript, or Python. Strong understanding of networking fundamentals, SQL databases, and version control systems.

Azure Cloud Architect will design, implement, and manage Azure platforms across multiple subscriptions and environments. Responsibilities include architecting the Azure hub-and-spoke model, implementing landing zones and Azure governance, and ensuring security and compliance. Experience with infrastructure as code, automation, and CI/CD is required. Strong communication skills in English are essential.

Junior Scientist/Lab Technician will prepare analytical batches, evaluate results, and support the Study Director in bioanalytical studies. Requires a PhD, MSc, or BSc in biology or related field and 1+ year of experience in bioanalytical laboratories with ELISA, MSD, or similar techniques.

International Order Management & Export Operations Coordinator will manage and process complex international orders within an ERP system, ensuring accuracy across product references, quantities, pricing, and shipping configurations.

Sales Executive to support new logo acquisition across European telecom markets. Focus on lead generation, pipeline development, and early-stage sales conversations.

Build and maintain production AI agent flows using Python and LangGraph. Design and implement automation flows and recommendation engines. Own the integration with sandboxed execution environments for tool execution.

ServiceNow Developer will design, develop, and implement solutions focused on network service management, inventory, and orchestration within the telecommunications sector.

Security Engineer (Vulnerability Management) with 1-4 years of experience needed for an international project. Responsibilities include monitoring security systems, implementing cybersecurity measures, and collaborating with international teams. Must have a university degree in a related field, advanced English skills, and the ability to work in a multicultural environment.

Clinical Team Lead will oversee clinical monitoring and site management activities across multiple countries. Responsibilities include training CRAs, ensuring protocol and regulatory adherence, and managing vendor operations.

Business Development Representative to identify and create new business opportunities, engage potential clients, and collaborate with the sales team to achieve targets. Requires 1-2+ years of outbound sales experience, proficiency in English and German, and Salesforce expertise.

Data Architect & MarTech Expert needed for a full-time, long-term project. Manage data flows between Relay42 and Salesforce Marketing Cloud, ensuring seamless integration and audience segmentation. Expertise in Relay42, Salesforce Marketing Cloud, SQL, and Google Cloud Platform required.

Laboratory Technician needed to perform experiments, analyze data, and support laboratory organization. Requires a Bachelor's or Master's degree in a relevant field and experience with cellular biology, molecular biology, and other laboratory techniques.

La Salle Campus Barcelona seeks an International Business Developer to drive undergraduate recruitment by developing and managing international partnerships, designing recruitment strategies, and analyzing market trends.

Design Engineer to lead technical design and planning of photovoltaic solar power plants. Responsibilities include layout design, detailed engineering, tender support, and interdisciplinary coordination. Requires a Bachelor's degree in a relevant field, 2+ years of experience in large-scale photovoltaic projects, and proficiency in CAD software, MDT, and Excel.

Leads operational performance of a global portfolio of luxury hotels, resorts, and lodges. Oversees all operational activities, ensures brand standards, and supports General Managers in delivering exceptional service and financial results.

Designs and develops womenswear garments aligned with brand identity and market needs. Requires a degree in Fashion Design, 5+ years experience, and proficiency in Adobe Illustrator and Photoshop.

The Project Material Manager will manage industrial coordination, review purchase requirements, and enter project material needs into SAP. This role will also arrange for timely release of requisitions, expedite deliveries, and manage shipments to installation sites.

Senior Data Scientist will define and execute data science strategy, lead model development, and analyze complex datasets to drive product recommendations.

Leads security operations at multiple critical infrastructure facilities in Madrid, ensuring safety and protection. Manages security teams, oversees training and performance, and partners with clients and stakeholders. Requires 4 years of security industry experience and 4 years of management experience.