Top Software Engineer Jobs in Barcelona

The Software Engineer, AI will evaluate, compare, and refactor AI-generated code while providing detailed explanations for decisions. They will engage in asynchronous work to enhance large-language model training.

As a Software Developer in Test, you will enhance testing for spatial intelligence systems, improve automation, define quality standards, and strengthen CI/CD processes.

As a Senior Engineer, you'll develop scalable, event-driven backend architectures, design low-latency APIs, and contribute to product development across the stack while optimizing performance and collaborating on AI features.

As a Lead Product Software Engineer, you'll guide a team in delivering software solutions, ensure adherence to guidelines, and collaborate with various teams for project success.

The role involves designing and implementing web applications using various technologies, collaborating with teams, and ensuring high-quality delivery.

The role involves developing high-traffic websites, collaborating on features, ensuring system efficiency, producing maintainable code, and writing tests.

Wizeline seeks an Android Software Engineer with 4+ years in native mobile development, strong skills in Swift, JetPack, and testing experience. Full stack knowledge is a plus.

The Java Software Engineer will develop applications using Java and Spring, collaborate with teams, ensure integration, and optimize applications, focusing on testing and quality assurance in a full-time role.

The Software Engineer II will develop a native iOS SDK using Swift, focusing on reusable UI components, collaborate on design systems, maintain high code quality, and work closely with backend engineers.

As an Ubuntu Core Software Engineer, you will design and implement features for the embedded Linux operating system, maintain boot mechanisms, debug system-level issues, and collaborate with a global team.

The System Software Engineer prepares customer analysis for traffic control software, develops customer-specific solutions, and supports project management and engineering teams throughout the project lifecycle.

As a Software Engineer II, you will develop backend applications, work on APIs, and contribute to IAM systems while collaborating with teams to enhance customer features and technical excellence.

As a Frontend Engineer, you will enhance Bitpanda's B2C platform by building secure and scalable web applications using Angular and TypeScript, collaborating with teams to deliver high-quality user experiences.

As a Software Engineer, you'll design and develop software solutions, solve technical problems, lead projects, and collaborate with product and operations teams.

Join Genesy AI as a Software Engineer, focusing on backend and frontend development. Responsibilities include building scalable services, optimizing APIs, and collaborating across teams to enhance a sales automation platform.

As a Senior Software Engineer, you will build scalable systems, mentor engineers, and ensure high availability of data pipelines, collaborating with cross-functional teams.

The Staff Software Engineer will lead technical strategy, collaborate on product development, ensure system reliability, and mentor engineers while owning critical customer-facing systems.

Design and implement IAM solutions using SailPoint and Okta, build workflows with APIs, support PAM, and ensure compliance with security requirements.

As a Software Engineer at Prosper AI, you'll design and scale AI voice agent systems for healthcare, focusing on low-latency speech and reliability systems.

Train large-language models (LLMs) by evaluating, ranking, repairing, and refactoring code. Provide detailed feedback and maintain the RLHF pipeline.

The Software Engineer will analyze, rank, and improve AI-generated code, providing feedback for reinforcement learning in a remote role.

The role involves training large-language models to improve code generation, reviewing and editing AI-generated code, and providing feedback for reinforcement learning refinement.

The Software Engineer role involves developing high-quality web and mobile applications, collaborating with cross-functional teams, and ensuring core engineering practices while maintaining a strong user focus.

The Senior Front End Software Engineer will lead UI development for a financial platform, mentor junior staff, and collaborate on a component library using modern frameworks and technologies.

The AI Software Engineer will develop and improve Joko's AI shopping assistant, focusing on architecture, evaluation, data management, and personalized user experiences, while collaborating with product teams.