Empleos de senior javascript engineer en Barcelona

Tripledot Studios is one of the largest independent mobile games companies in the world. We are a multi-award-winning organisation, with a global 2,500+ strong team across 12 studios. Our expanded portfolio includes some of the biggest titles in mobile gaming, collectively reaching top chart positions around the world and engaging over 25 million daily...

Can you be a haddock Product Engineer? Engineers at haddock are best-in-class: intelligent, action-oriented , curious , communicative , autonomous , and committed. We strongly adhere to the Lean Startup and Agile principles. That's why we work on initiatives in small mission-oriented squads of 1 to 3 people . We rely heavily on AI for everything . We...

MaxIT Consulting – Max Corporate Group in Barcelona, Spain is hiring a Senior AI Engineer – Agent Developer. The role combines AI coding, data governance and production software development, with hybrid onsite work and a salary in the 60k–90k EUR range. You will design, implement and operate end-to-end conversational analytics agents, integrate with...

Scopely is seeking a Senior IAM Security Engineer to join our Information Security team on a remote basis or hybrid basis if located in Barcelona. You will build, scale, and secure Scopely’s IAM across cloud, SaaS, AI, and remote access environments, with a focus on Terraform-based automation and zero-trust controls. In this hands-on role you will design...

Techsoulogy group busca un desarrollador backend PHP para unirse a su equipo en Barcelona. Diseñará y mantendrá herramientas internas, migrando hacia arquitecturas modulares y eficientes, con foco en calidad y rendimiento. Se valorará experiencia en API, MySQL y conocimientos básicos de frontend. Contrato indefinido, modelo híbrido en Barcelona y...

Semidynamics in Barcelona is seeking a Senior Emulation Engineer to drive end-to-end emulation for a multi-core compute subsystem, from setup to verification at scale. This hands-on role requires deep expertise in emulation, testbenches, transactors, and coherency debugging, with a focus on validating next‑generation silicon. The role demands 10+ years in...

Gaming Innovation Group in Barcelona is seeking a Senior Database Engineer to own the reliability, scalability, and performance of our relational open source databases. You will oversee high-availability architectures for PostgreSQL and MySQL, spanning on‑prem and cloud environments, with a focus on latency-sensitive applications. The role emphasizes...

Affinity Inc is seeking a Senior Software Engineer for our One Platform team in Barcelona. You will help shape the technical roadmap, implement internal and external API layers, and work on our integration platform and access management systems. Based in Barcelona, you will join a hub-hybrid environment with in-office days and collaborate across product,...

En BETWEEN te ofrecemos las oportunidades que necesitas para alcanzar tus objetivos profesionales. Si Quieres desarrollar tus capacidades en IT e Ingeniería, éste es tu próximo destino! Damos soporte en una gran variedad de áreas como Firmware, Software, BI, Diseño, Project Management y muchas más. Además, desarrollamos soluciones tecnológicas a...

UST is a multinational technology services company with a global footprint and a commitment to modern, collaborative delivery models. We are seeking a Senior Developer (Java & Kafka) to join an exciting international project in a fast-paced Agile environment. You will design and implement event-driven microservices using Java 8+, Spring Boot, and Apache...

ADP is seeking a Senior AI Engineer in Barcelona to design scalable ML and Generative AI systems. You will collaborate with data scientists and software engineers to transform business processes and the client experience of ADP’s products and solutions. Expect work on deep learning, NLP, LLMs, embeddings, and MLOps, deploying models on AWS, Databricks, and...

GE Vernova seeks a Principal Engineer - Mechanical Structures & Dynamics to serve as a technical reference in structural analysis, dynamics, and mechanical design for wind turbine nacelles. You will drive analyses, mentor teams, and help advance methodologies across the engineering lifecycle. You will collaborate with design, manufacturing, testing,...

Lace Lithography in Barcelona or Bergen is seeking an experienced System Engineer to lead the design of its first industrialized lithography tool. You will define subsystems, interfaces and drive cross‑functional collaboration with physicists and developers. Based in Barcelona or Bergen with regular travel between locations, you will own system...

Vanderlande Industries B.V. in Barcelona is seeking a Senior Electrical Project Engineer to lead the electrical design and implementation of complex warehouse automation systems for Southern Europe. You will work with multidisciplinary teams, suppliers, and customers to deliver designs from concept through commissioning, ensuring safety, quality, and...

Docplanner Tech is building the Internal Platform, a pivotal foundation enabling development across locations with a 34-person team including 27 ICs, 2 Staff Engineers, 4 Engineering Managers and the Head of Internal Platform. You will help secure and scale the platform while collaborating with Global Security, PMS, Core, and Experience teams. The role...

Barcelona, Spain | Senior Engineering Opportunity MaxIT Consulting - Max Corporate Group is looking for aSenior AI-First Full-Stack Engineer to join a fast-growing European technology company building an AI-powered workforce platform for the healthcare sector. The company operates a multi-sided marketplace used by hundreds of hospitals and care...

Preply is seeking a Staff ML Ops Engineer in Barcelona. This is a senior role aimed at defining our ML platform to enhance machine learning capabilities across our organization. You will collaborate with teams to create a scalable, secure, and observable ML environment that drives various product lines. The ideal candidate has extensive experience in...

Lace Lithography is seeking a Senior Optimization Engineer to join our Mask Design team in Barcelona. You will architect and deploy advanced nonlinear optimization engines that define the theoretical limits of our lithography systems, collaborating with physicists and developers to deliver high-performance solutions in a cutting-edge setting. Based in...

Lighthouse Marketing is seeking a Senior AI Solutions Engineer for Marketing in Barcelona, hybrid/remote. You will design and implement AI-powered solutions to optimize marketing workflows, integrate AI agents, and collaborate with domain experts to translate business challenges into scalable tech. Join a global team focused on AI-enabled growth, with...

Senior Data and Analytics Engineer ID89052 Full time | Agile Engine | Spain Posted On 09/29/2026 Job Information City Barcelona State/Province Barcelona (Barcelona) 08001 IT Services Job Description Agile Engine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among...