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Senior Developer Spain, Barcelona Jobs

7 Job Offers

Senior Frontend Developer (Angular)
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Join our team in Barcelona as a Senior Frontend Developer specializing in Angular. You will own technical solutions for energy product management apps, working with diverse European teams. We seek a proactive developer with 5+ years of Angular experience and a passion for modern web technologies....
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Spain , Barcelona
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Not provided
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papernest
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Senior Back-end Developer Python
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Join our team in Barcelona as a Senior Back-end Developer Python. You will design and scale robust backend systems using Python (Django/FastAPI) for our Spanish market. Translate business needs into reliable, high-performance solutions while driving architectural decisions. Enjoy benefits like eq...
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Spain , Barcelona
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papernest
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Senior Backend Developer
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Join BioCatch, a leader in Behavioral Biometrics, as a Senior Backend Developer in Barcelona. You will build scalable core services and APIs to handle high-volume, real-time traffic. We seek an expert with 5+ years' experience, Python proficiency, and cloud architecture skills. This role offers a...
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Spain , Barcelona
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Not provided
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BioCatch
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Senior iOS Developer
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Spain , Barcelona
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Leadtech Group
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Senior Game Developer
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Join Madbox in Barcelona as a Senior Game Developer. Create innovative gameplay and scale prototypes into hits using Unity and a mobile-first approach. Collaborate in a small, agile team with a passion for game feel and clean code. An appetite for AI and mobile optimization is key.
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Spain , Barcelona
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Madbox
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Senior Fullstack Developer
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Join Amaris Consulting as a Senior Fullstack Developer in Barcelona. Leverage your 4+ years with Java and React.js to build scalable applications in an agile, international environment. Enjoy a personalized career path, extensive training budgets, and flexible work policies. Drive innovation whil...
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Spain , Barcelona
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Amaris Consulting
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Freelance Senior Full Stack Developer
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Join our Barcelona team as a Freelance Senior Full Stack Developer. Build a modern web platform using React, Next.js, and Node.js in an agile, cross-functional environment. This 3-month contract offers a competitive daily rate for an expert in scalable, full-stack JavaScript/TypeScript development.
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Spain , Barcelona
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Blu Selection
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Until further notice

About the Senior Developer role

Senior Developer Jobs represent the pinnacle of technical expertise and leadership within software engineering teams. Professionals in these roles are seasoned experts who not only write high-quality code but also architect complex systems, guide technical strategy, and mentor less experienced engineers. They are the crucial bridge between high-level business objectives and practical, robust technical implementation, ensuring that software solutions are scalable, secure, and aligned with long-term organizational goals.

Typically, a Senior Developer is responsible for the entire software development lifecycle of significant components or applications. This includes leading the design and architecture of new systems, often leveraging modern paradigms like microservices and event-driven architecture. They write, review, and debug complex code, setting standards for quality and maintainability. A key part of their role involves making pivotal technology stack decisions, selecting frameworks, databases, and tools that best fit project requirements. They collaborate closely with cross-functional teams, including product managers, business analysts, and other stakeholders, to translate business needs into technical specifications. Furthermore, Senior Developers are expected to drive best practices in coding, testing, and deployment, frequently overseeing CI/CD pipelines and advocating for DevOps and security principles (DevSecOps).

The common skill set for these jobs is both deep and broad. Mastery of one or more core programming languages (such as Java, Python, C#, or JavaScript) and their associated ecosystems is fundamental. Expertise in relevant frameworks (e.g., Spring Boot, .NET Core, React, Angular) is essential. Senior Developers possess a strong grasp of system design principles, database management (both SQL and NoSQL), and API design (REST, GraphQL). Experience with cloud platforms (AWS, Azure, GCP), containerization (Docker), and orchestration (Kubernetes) is increasingly standard. Beyond technical prowess, soft skills are critical: leadership, clear communication, effective mentorship, problem-solving, and the ability to manage time and priorities across multiple projects are what distinguish a senior professional.

Typical requirements for Senior Developer jobs often include a bachelor’s degree in computer science or a related field (or equivalent practical experience) and a substantial track record, usually between 5 to 10+ years of progressive software development experience. Demonstrated experience in leading development initiatives, making architectural decisions, and working within Agile/Scrum methodologies is commonly sought. The role demands a proactive, strategic thinker who stays abreast of emerging technologies and can drive innovation while ensuring system reliability and performance. For those seeking to advance their impact beyond pure coding into areas of design, strategy, and team leadership, exploring Senior Developer jobs is the definitive next step in a thriving tech career.