Job offers - CrawlJobs

Senior Engineer Spain Jobs

116 Job Offers

Senior AI Machine Learning Engineer
Save Icon
Location Icon
Location
Salary Icon
Salary
Not provided
Expiration Date
Until further notice
Senior Applied Research Engineer
Save Icon
Location Icon
Location
Salary Icon
Salary
Not provided
Expiration Date
Until further notice
Senior Core Network Engineer (HLR/HSS & SDM)
Save Icon
Location Icon
Location
Spain, Europe
Salary Icon
Salary
75000.00 - 110000.00 GBP / Year
Expiration Date
Until further notice
Senior Frontend Engineer
Save Icon
Location Icon
Location
Salary Icon
Salary
Not provided
Expiration Date
Until further notice
Senior AI Engineer – GenAI & Agentic Systems
Save Icon
Location Icon
Location
Spain, Skopje
Salary Icon
Salary
Not provided
Expiration Date
Until further notice
Senior Solutions Engineer
Save Icon
Location Icon
Location
Salary Icon
Salary
Not provided
Expiration Date
Until further notice
Senior Site Reliability Engineer - Infrastructure
Save Icon
Location Icon
Location
Salary Icon
Salary
Not provided
Expiration Date
Until further notice
Senior Software Engineer (Back-end)
Save Icon
Senior Software Engineer (Back-end) sought by SITA to design scalable cloud-based data products in Barcelona or Madrid. You will develop reference ingestion APIs and CI/CD pipelines using Java, TypeScript, SQL, and Python. Expertise in Domain-Driven Design and Hexagonal Architecture is essential....
Location Icon
Location
Spain, Barcelona, Madrid
Salary Icon
Salary
Not provided
Expiration Date
Until further notice
Senior Power Systems Software Engineer
Save Icon
Senior Power Systems Software Engineer sought to design innovative energy solutions using Java, Python, and C++. Based in central Madrid, this permanent role requires 5+ years’ experience, algorithm design skills, and knowledge of Kubernetes, Docker, and DevOps. Join a dynamic international team ...
Location Icon
Location
Salary Icon
Salary
Not provided
Expiration Date
Until further notice
Mid-Senior QA Engineer
Save Icon
Mid-Senior QA Engineer sought in Málaga, Spain to drive software quality through Python test automation. You will design automated suites for APIs and UI, integrate with CI/CD, and collaborate in Agile teams. Requires 2+ years of Python automation, API testing, and tools like Playwright or Seleni...
Location Icon
Location
Salary Icon
Salary
Not provided
Expiration Date
Until further notice
Senior Software Engineer (Backend)
Save Icon
Senior Software Engineer (Backend) sought to own features end-to-end in a microservices architecture using Go and Python. You will build scalable solutions on Kubernetes, AWS, and Kafka, collaborating directly with clients in Madrid or Manises. This early-stage role demands 7+ years of backend ex...
Location Icon
Location
Spain, Manises, Madrid
Salary Icon
Salary
Not provided
Expiration Date
Until further notice
Senior Software Engineer
Save Icon
Senior Software Engineer role in Barcelona, Spain, with Microsoft’s Azure Data team. You will design and operate reliable platform capabilities for Power BI, Office, and Teams, building SDKs, APIs, and CI/CD pipelines. Requires expertise in TypeScript, C#, .NET, Azure services, and production eng...
Location Icon
Location
Salary Icon
Salary
62500.00 - 106600.00 EUR / Year
Expiration Date
Until further notice
Senior Software Engineer - Backend
Save Icon
Join Microsoft’s Azure Data Engineering team in Barcelona as a Senior Backend Software Engineer. You will design, build, and support large-scale services for products like Microsoft Fabric and Azure SQL DB. We seek expertise in C, C++, C#, Java, or Python, with a passion for cloud-scale systems a...
Location Icon
Location
Salary Icon
Salary
Not provided
Expiration Date
Until further notice
Senior Software Engineer - Fullstack
Save Icon
Join Microsoft’s Azure Data Engineering team in Barcelona as a Senior Fullstack Software Engineer. Drive innovation on products like Microsoft Fabric and Azure SQL DB, leveraging AI to build scalable, high-performance data solutions. Requires a Bachelor’s in CS, fullstack coding expertise (C#, Ja...
Location Icon
Location
Salary Icon
Salary
Not provided
Expiration Date
Until further notice
Senior Full Stack AI Engineer
Save Icon
Senior Full Stack AI Engineer sought for hybrid role in Valencia, Spain. You will own end-to-end delivery of scalable products using Golang, Node.js, Vue.js, or React. Must have 4+ years experience, LLM coding skills, and agile mindset. Join a collaborative team of 9, working on client projects w...
Location Icon
Location
Salary Icon
Salary
Not provided
Expiration Date
Until further notice
Senior Engineer Grid Code Compliance & Testing
Save Icon
Senior Engineer Grid Code Compliance & Testing sought for Nordex in Sarriguren, Spain. You will ensure product compliance, analyze grid requirements, and define test plans within an agile team. Requires a Bachelor’s in Electrical Engineering and 3+ years of experience. Advanced English is mandato...
Location Icon
Location
Salary Icon
Salary
Not provided
Expiration Date
Until further notice

About the Senior Engineer role

Senior Engineer jobs represent the pinnacle of technical expertise and leadership within the engineering field. These roles are designed for seasoned professionals who possess deep, specialized knowledge and are entrusted with guiding complex projects, making high-stakes architectural decisions, and mentoring the next generation of talent. Unlike entry or mid-level positions, senior engineers are expected to operate with significant autonomy, translating broad business objectives into robust, scalable, and innovative technical solutions. They serve as the critical bridge between strategic vision and practical execution, ensuring that engineering outcomes align with long-term organizational goals.

Professionals in these roles typically shoulder a comprehensive set of responsibilities that extend beyond pure coding. A core duty is systems architecture and design, where they define the technical blueprint for major initiatives, selecting appropriate technologies and frameworks to ensure performance, security, and maintainability. They are deeply involved in solving the most challenging and ambiguous problems, applying advanced analytical skills to diagnose issues and devise elegant solutions. Leadership is a fundamental aspect, encompassing code and design reviews, technical mentorship for junior team members, and fostering a culture of engineering excellence and continuous improvement. Furthermore, senior engineers often own the entire lifecycle of critical system components, from conception and development through deployment, monitoring, and iterative enhancement.

The typical skill set for senior engineer jobs is both broad and deep. Mastery in one or more programming languages and relevant technology stacks is a given. However, what truly distinguishes a senior engineer is their proficiency in architectural patterns, such as microservices or event-driven design, and a strong grasp of cross-cutting concerns like security, scalability, and observability. They are expected to have extensive experience with modern development practices, including DevOps principles, CI/CD pipelines, infrastructure as code, and automated testing strategies. Equally important are the soft skills: exceptional communication to articulate complex ideas to technical and non-technical stakeholders, strategic thinking to anticipate future challenges, and a collaborative mindset to work effectively across multidisciplinary teams. A proven track record of driving projects to successful completion and a mindset geared towards innovation and efficiency are common requirements.

Ultimately, senior engineer jobs are for those who are not just builders but visionaries and stewards of technology. They play a crucial role in shaping the technical direction of products and services, mitigating risk, and ensuring that engineering practices evolve to meet emerging demands. For organizations, hiring for these positions is an investment in stability, innovation, and sustained competitive advantage. For engineers, these roles offer the opportunity to have an outsized impact, lead transformative work, and define the future of technology within their domain.