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Senior Software Engineer, Front-End or Full Stack Spain Jobs

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Full Stack Engineer
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Join a small, agile team as a **Full Stack Engineer** in Spain, transforming a product through A/B testing and rapid iteration. You'll work across Python, React, and MySQL to build scalable APIs, front-end experiences, and back-end solutions. Ideal for a mid-level engineer with 3+ years in both P...
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Spain
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Bark
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Full Stack Developer Python & Javascript
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Spain , Madrid
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Babel Profiles
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Senior Full Stack Developer (Node.js Focus)
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Spain , Madrid
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Yopeso
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Full-Stack JavaScript Engineer
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Spain , Madrid
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Yopeso
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Senior Full Stack Software Developer
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Spain , Valencia
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HUBBLR GmbH
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Senior Nodejs/Angular - Full Stack Developer
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Spain , Málaga
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Talan
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Full Stack JavaScript Engineer
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Join our team in Madrid as a Full Stack JavaScript Engineer. Develop an open-source AI chat platform using React, Node.js, and MongoDB. You will build real-time features, integrate AI providers, and work with modern tools like TypeScript and Docker. We seek a collaborative developer passionate ab...
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Spain , Madrid
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Yopeso
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Full-Stack JavaScript Engineer
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Join our team in Madrid as a Full-Stack JavaScript Engineer. You will build and maintain an open-source AI chat platform using React, Node.js, and modern tooling. Work with cutting-edge AI integrations, MongoDB, and Docker in a collaborative environment.
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Spain , Madrid
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Yopeso
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Full-stack developer
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Join REWE digital in Málaga as a Full-Stack Developer. You will design and evolve applications using Angular, Java, PostgreSQL, and GCP within an agile German team. This hybrid role offers flexible hours, private insurance, and professional development. Some travel to Germany is required.
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Spain , Málaga
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REWE digital
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Senior Full Stack Software Engineer
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Join bsport, a leading fitness-tech platform, as a Senior Full Stack Engineer. Design scalable microservices and modern React interfaces in a dynamic, hybrid environment. Enjoy competitive compensation, equity, health insurance, and fitness perks in Barcelona or Paris.
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Spain; France , Barcelona Tasso; Paris
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Bsport
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Full stack developer
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Join our agile product team in Málaga as a Full Stack Developer. You will develop modern, user-centered web solutions using Kotlin/Java, Spring Boot, and microservices. We value teamwork, responsibility, and offer hybrid work, flexible hours, and professional development.
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Spain , Málaga
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REWE digital
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Senior Software Engineer, Full Stack
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Spain
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Hopper
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Full Stack Developer
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Spain , Málaga
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Orbis Consultants
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Senior Full Stack Software Developer
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Spain , Valencia
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HUBBLR GmbH
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Full Stack Developer senior
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Join Shakers as a Senior Full Stack Developer in Valencia or Madrid. Architect scalable microservices with Node.js, Next.js, and Kafka, while building modern frontends. Champion Agile, CI/CD, and AWS within a hybrid, flexible culture offering professional growth.
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Spain , Valencia; Madrid
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35000.00 - 51750.00 EUR / Year
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Shakers
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Account Executive Full Stack
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Join Spendesk as a Full Stack Account Executive in Barcelona. Drive revenue by managing the entire sales cycle using Challenger & MEDDPICC methodologies. We seek a Spanish-speaking sales pro with 2+ years of experience and a proven track record in SMB/mid-market. Enjoy a flexible remote policy, h...
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Spain , Barcelona
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Spendesk
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Account Executive Full Stack - DACH
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Drive revenue growth as a Full Stack Account Executive for the DACH market, based in Barcelona. Manage the full sales cycle using Challenger & MEDDPICC methodologies, from prospecting to closing mid-market deals. Join a new team, partner with cross-functional departments, and enjoy benefits like ...
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Spain , Barcelona
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Spendesk
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Senior Staff Full Stack Software Engineer
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Join Cloudera's Anywhere Cloud team as a Senior Staff Full Stack Engineer. Design and ship the end-to-end AI workflow stack using Rust and cloud-native architectures. You'll integrate AI/ML models, optimize performance, and mentor engineers in a fully remote role from Spain. Enjoy flexible WFH, w...
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Spain , Remote
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Cloudera
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Full Stack Developer Senior
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Join our Product Team as a Senior Full Stack Developer in Valencia or Madrid. Architect scalable microservices with Node.js, Next.js, and Kafka, while building modern frontends with React/Vue. Leverage AWS, DDD, and CI/CD best practices in a role offering performance bonuses, medical insurance, a...
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Spain , Valencia; Madrid
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35000.00 - 51750.00 EUR / Year
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Shakers
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Founding Full-Stack Software Engineer – AI for Biopharma
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Join Equator as a Founding Full-Stack Engineer in Barcelona. Build an AI-native platform for biopharma using Python, React, and modern frameworks. Shape the product and architecture from the ground up in a key founding role. Requires 4-6 years of experience and a valid Spain work permit.
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Spain , Barcelona
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70000.00 EUR / Year
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Blu Selection
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About the Senior Software Engineer, Front-End or Full Stack role

Explore senior-level opportunities in cutting-edge technology with our curated list of Senior Software Engineer, Front-End or Full Stack jobs. These roles represent the pinnacle of web and application development, where seasoned professionals architect, build, and maintain the sophisticated digital products that power modern businesses and user experiences. Senior engineers in these domains are technical leaders, responsible for the entire software development lifecycle, from conceptualization and design to deployment, optimization, and ongoing iteration. They bridge the gap between complex business requirements and elegant technical solutions, ensuring systems are scalable, maintainable, and deliver exceptional user value.

A Senior Front-End Engineer specializes in crafting the client-side layer that users directly interact with. Their core mission is to build intuitive, responsive, and high-performance user interfaces. Typical responsibilities include translating design mockups into functional, accessible code using frameworks like React, Angular, or Vue.js; optimizing applications for maximum speed and scalability; ensuring cross-browser compatibility; and implementing robust state management. They are deeply proficient in JavaScript/TypeScript, HTML, CSS, and modern build tools, with a keen eye for UX/UI principles and front-end performance metrics.

A Senior Full Stack Engineer possesses mastery across both the front-end and back-end spectrum. They design and develop complete applications, handling everything from user-facing components to server-side logic, databases, and APIs. Common duties involve architecting overall system design, developing RESTful or GraphQL APIs, designing data models, writing server-side code in languages like Node.js, Python, or Java, and integrating with various data storage solutions. They ensure the seamless flow of data and functionality between the client and server, making critical decisions on technology stacks and infrastructure considerations.

Typical skills and requirements for these senior roles extend beyond pure coding. Employers seek professionals with 5+ years of experience demonstrating a proven track record of shipping complex products. Expertise in modern frameworks and languages is a given, but equal emphasis is placed on software architecture, system design, and the ability to make long-term technical decisions. Strong collaboration skills are essential, as these engineers frequently work with product managers, designers, and other stakeholders to define requirements and translate them into technical specs. Leadership qualities such as mentoring junior developers, conducting code reviews, advocating for best practices, and driving technical excellence within a team are hallmarks of the position. A proactive problem-solving mindset, the ability to work in ambiguous environments, and a product-focused obsession with quality, performance, and user experience are the defining traits of successful candidates. Discover your next career-defining challenge by browsing our comprehensive selection of Senior Software Engineer, Front-End or Full Stack jobs today.

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