backend developer English-speaking jobs in Oviedo

Quality Engineer will design, implement, and maintain automated tests in an agile SCRUM environment. Promote a "quality-first" mindset and collaborate with the team to improve software quality. Requires 3-5 years of experience in software quality, automation tools (e.g., Selenium, JUnit, TestComplete), and CI/CD processes.

Senior Platform Engineer will design, optimize, and maintain Azure infrastructure, CI/CD pipelines, and deployment processes for enterprise-grade applications. Responsibilities include implementing Infrastructure as Code, optimizing resource performance and cost, and collaborating with development, QA, and Product teams.

Lead Systems Architect to modernize core manufacturing execution and business support systems. Responsibilities include documenting legacy systems, collaborating with stakeholders, designing cloud-native architectures, and developing migration roadmaps. Requires expertise in VB6, DB2, .NET, Azure, and SQL Server. Proven experience in retiring legacy systems in a manufacturing environment and strong project management skills are essential.

Middleware MQ Administrator needed for a multinational banking leader. Provide architectural expertise, contribute to technology roadmap development, and collaborate with application developers. 3+ years of IBM MQ Series administration and high expertise in Linux environments required.

Native or bilingual English teachers with afternoon availability needed for a fast-growing academy in Madrid. Small groups (max 8 students), 100% English immersion, and a dynamic, gamified methodology.

Oversees the architecture, administration, maintenance, and optimization of enterprise applications, including Salesforce and Manhattan. Leads and develops a team, ensuring system stability, security, and scalability. Defines and enforces best practices for system administration.

This role focuses on the continuous improvement, validation, and optimization of power electronics products. The R&D Product Enhancement Engineer will design, improve, and optimize power electronics systems, perform product enhancement activities, and support validation activities.

Senior Data Scientist Manager will design and deploy machine learning and AI solutions to drive business impact across Research and Innovation, Quality and Food Safety, and Sales. Responsibilities include building, validating, and deploying machine learning models, applying causal inference techniques, and translating complex analytics into actionable insights.

GC-MS analyst to characterize and formulate fragrances using state-of-the-art instrumentation. Requires a Bachelor's degree in Chemistry, 3+ years GC-MS experience, strong olfactory skills, and knowledge of fragrance raw materials.

The Key Account Manager owns and manages a portfolio of strategic SaaS B2B accounts, focusing on retention, renewals, and growth. Responsibilities include building relationships, coordinating with internal teams, conducting business reviews, and driving account growth through upselling and cross-selling.

Develop and execute a growth strategy for the Spanish market, cultivating relationships with major entertainment industry stakeholders. Manage commercial strategy with partners, ensuring value creation and sustainable partnerships.

Senior Systems Engineer will design and deploy compute, storage, and platform infrastructure for a software-defined network. Responsibilities include managing Kubernetes clusters, architecting storage systems, and implementing core services. Must have 5+ years of experience in systems engineering, strong Linux administration skills, and Kubernetes administration experience.

Executive/Personal Assistant to provide high-touch support blending business operations and lifestyle management for PACO Services in Madrid.

As an Account Manager, you will secure new customer wins for Cloud, maximize up-sell and cross-sell opportunities, and actively monitor pipeline and partner introductions. You will collaborate with Sales Agents, Solution Specialists, client sales teams, and channel partners.

Experienced Application Security Consultant needed for long-term contract. Focus on WAF, Layer 7 security, and application performance in large enterprise environments. Requires 5+ years in customer-facing roles with strong networking and WAF experience.

Data Scientist to join an international team supporting digital transformation and AI research. Develop advanced data processing, analytics, and visualization solutions. Strong Python, Elasticsearch, SQL, and data analytics skills required. Experience with NLP, neural networks, and machine learning algorithms is essential.

Support Engineer will provide Level 2/expert customer support for Audience measurement systems, analyzing and resolving issues, and supporting installation and maintenance. Requires technical experience in network distributed architectures, Linux systems, and multimedia applications. Fluent English communication and occasional travel are required.

The European Training Foundation (ETF) is seeking Migration and Labour Mobility experts for project-based assignments across Europe. Applicants must have a Master's degree or higher and relevant professional experience.

Service Support Engineer providing remote technical support for complex systems in the EMEAI region. Troubleshooting hardware and software issues, managing service tasks, and delivering technical training.

Experienced systems engineers are sought to build and lead operations and development teams for the European Sovereign Cloud (ESC), delivering high-availability AWS services exclusively for EU customers. Responsibilities include overseeing the ESC launch in 2025, collaborating with global AWS teams, and influencing the evolution of AWS services and technology.