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Developer Spain, Barcelona Jobs

17 Job Offers

Fullstack Developer
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Join K-LAGAN as a Fullstack Developer in Barcelona! Leverage 4+ years of expertise in Java (Spring Boot) and React.js to build scalable APIs and modern UIs. Work on international projects with Docker, Kubernetes, and Azure Cloud. Enjoy a permanent contract, hybrid work, flexible hours, private he...
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Spain , Barcelona
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Salary
Not provided
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K-LAGAN
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Until further notice
Full Stack Developer Python with English
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Join a Canadian Tier 1 legal tech leader as a Full Stack Developer (Python + React/TypeScript) in Madrid or Barcelona. You’ll build scalable backend services in Python and modern front-end features, integrating AI-powered automation. Ideal for engineers with SaaS experience, strong REST API skill...
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Location
Spain , Madrid; Barcelona
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Salary
Not provided
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Babel Profiles
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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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Salary
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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Not provided
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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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Not provided
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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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Location
Spain , Barcelona
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Not provided
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Madbox
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Local Business Developer - Irish Market - Spain
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Join Selectra's international team as a Local Business Developer for the Irish market, based in Spain. Leverage your local Irish knowledge and sales talent to build a regional partner network with property and relocation professionals. Enjoy benefits like paid business trips to Ireland and a flex...
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Spain , Madrid, Barcelona, or Malaga
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Salary
24000.00 EUR / Year
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Selectra
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FullStack JS Developer
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Join Extia, a top-ranked Great Place To Work®, as a FullStack JS Developer in Barcelona. Utilize your 1-2 years of JS experience with React/Node to build quality applications using TDD and Agile practices. Enjoy a hybrid model (3 days remote), beachside office, health insurance, and a vibrant, in...
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Spain , Barcelona
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Salary
30000.00 - 40000.00 EUR / Year
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Extia
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Front End Developer (Angular)
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Join Amaris Consulting as a Frontend Developer (Angular) in Barcelona. Leverage 3+ years of Angular expertise to build scalable applications within an international, agile team. This role requires advanced Spanish fluency and offers a personalized career path, training budget, and flexible remote...
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Spain , Barcelona
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Not provided
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Amaris Consulting
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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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Not provided
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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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Not provided
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Blu Selection
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.NET Developer
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Join our team in Barcelona as a .NET Developer. You will develop advanced logistics solutions using .NET, Entity Framework, WPF, and WCF. We value clean code, SOLID principles, and Oracle database expertise. Enjoy a permanent contract, team events, training, and unique benefits like birthday leave.
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Spain , Barcelona
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Not provided
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K-LAGAN
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Python AI Developer
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Join our Data team in Barcelona as a Python AI Developer. You will own the development and deployment of AI Agents and LLM solutions using advanced Python and frameworks like LangChain. The role requires 2+ years of Data Science experience, preferably in e-commerce, and expertise in FastAPI, clou...
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Spain , Barcelona
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Not provided
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DocMorris AG
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Strategic Partnership Business Developer DACH market
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Join Factorial as a Strategic Partner Business Developer for the DACH market in Barcelona or Madrid. You will identify and activate high-impact opportunities with key partners through proactive outreach and cold calling. We seek a native German speaker with sales experience, a passion for tech, a...
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Spain , Barcelona; Madrid
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Not provided
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Creandum
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Flutter Developer
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Join our team in Barcelona as a Flutter Developer. Build polished mobile apps for millions of global users using Flutter, Bloc/GetX, and Firebase. Collaborate with cross-functional teams on new features and performance. Enjoy relocation support, private health insurance, and a generous learning b...
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Location
Spain , Barcelona
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Not provided
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Codeway
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Mobile Frontend Developer
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Join our team in Barcelona as a Mobile Frontend Developer. Build and scale mobile apps for millions using Flutter and strong mobile fundamentals. Collaborate with cross-functional teams to craft high-performance, polished user experiences. Enjoy great benefits including relocation support, health...
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Location
Spain , Barcelona
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Salary
Not provided
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Codeway
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Until further notice

About the Developer role

Discover the dynamic world of developer jobs, a cornerstone of the modern digital economy. Developers are the creative and technical masterminds behind the software, applications, and systems that power our daily lives. From the websites we browse to the mobile apps we use and the complex enterprise software running global businesses, developers are the architects of our digital future. This profession involves designing, coding, testing, and maintaining the software that drives innovation across every industry.

A developer's primary responsibility is the entire software development lifecycle. This begins with analyzing user needs and then designing robust software solutions to meet those requirements. The core of the role involves writing clean, efficient, and well-documented code in various programming languages. Developers build and maintain the backbone of applications, which includes creating and managing Application Programming Interfaces (APIs), backend services, and database structures. They are responsible for implementing key architectural patterns like microservices to ensure systems are scalable, reliable, and performant. A significant part of their work involves integrating different systems, such as connecting applications to databases, message queues, and third-party services.

Beyond initial creation, developers are tasked with continuous improvement and maintenance. This includes identifying and fixing bugs, optimizing applications for speed and stability, and implementing security best practices to protect against vulnerabilities. They conduct rigorous testing, including unit and integration tests, to ensure software quality. Furthermore, developers collaborate closely with other teams, such as frontend engineers, quality assurance (QA) specialists, and DevOps teams, to enable seamless continuous integration and deployment (CI/CD) pipelines. In many modern environments, developers also work on containerizing applications using tools like Docker and orchestrating them with platforms like Kubernetes. For senior and leadership roles, responsibilities expand to include mentoring junior team members, managing project timelines, making strategic technology decisions, and overseeing a team's output and professional development.

Typical skills and requirements for developer jobs are diverse. A strong foundation in computer science principles is essential. Proficiency in one or more programming languages (such as Go, Java, Python, JavaScript, or C#) is a fundamental requirement. Developers must understand software architecture, including concepts like RESTful APIs, microservices, and event-driven systems. Experience with databases (SQL and NoSQL), version control systems like Git, and operating systems is standard. As the field evolves, knowledge of cloud platforms (AWS, Azure, GCP), containerization, and infrastructure-as-code is increasingly valuable. Crucially, soft skills are just as important; problem-solving abilities, analytical thinking, clear communication, and the capacity to work collaboratively in a team are highly sought after. Most positions require a bachelor's degree in computer science or a related field, or equivalent practical experience. Whether you are an entry-level programmer or an experienced applications development manager, developer jobs offer a challenging and rewarding career path for those passionate about building the technology of tomorrow.