Empleos de senior javascript engineer en Madrid

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior QA Engineer based in Spain. This is a senior individual-contributor role embedded directly within a product squad working on complex, high-risk technology domains. You’ll act as the squad’s technical authority on...

Our mission is to enable everyone to build wealthWe reinvent how trading and investing work by creating exceptional products people love.That takes high standards, high velocity and engineers who own what they ship.Today, we serve over 6 million clients, with more than €38 billion in assets under management. At that scale, frontend performance, correctness...

We power people’s progress. At Preply, we’re all about creating life-changing learning experiences. We help people discover the magic of the perfect tutor, craft a personalized learning journey, and stay motivated to keep growing. Our approach is human-led, tech-enabled - and it’s creating real impact. So far, 90,000 tutors have delivered over 20...

Join the fintech revolution with Mambu, the leading SaaS cloud banking platform. We're on a mission to make banking better for a billion people. We're engineering the future of financial services with AI at its core. At Mambu, AI isn't a feature — it's how we're rebuilding banking from the ground up. If you're ready to apply cutting-edge technology to...

From internal tools to company-wide workflows, Noloco turns your data into a custom, AI-powered app your team will love to use. We empower teams running complex operations to create custom portals, such as internal tools, client portals, and CRMs. Changing the way small and medium-sized businesses grow and work together.Backed by Y Combinator, Frontline and...

- Primary Location: ES - Madrid - C/Alfonso XIICompany DescriptionWork with Us. Change the World.At AECOM, we're delivering a better world. Whether improving your commute, keeping the lights on, providing access to clean water, or transforming skylines, our work helps people and communities thrive. We are the world's trusted infrastructure consulting firm,...

Desde la División deIA & Dataestamos buscando un/aML Engineerpara una empresa tecnológica especializada en el desarrollo de una plataforma SaaS basada en Inteligencia Artificial para elsector industrial .Funciones:Liderar y evolucionar la arquitectura técnica de una plataforma SaaS AI-first, garantizando su escalabilidad, seguridad y robustez en entornos...

Telekom HBS, part of theTelekom Group, is an ICT Systems Integrator offering a comprehensive suite of ICT Solutions and Services.Telekom HBS, specializes in delivering ICT Services in areas such as Cloud, Data Centre operations, Networking, Cybersecurity, BI and Data Warehouse, Big Data, Service Desk, Proactive Monitoring, Operations and Support, Service...

At Experis, a ManpowerGroup company, we specialise in recruiting the best tech talent and matching them with all kinds of organisations, from large corporations to start-ups. We are a company specialising in IT consultancy and the recruitment of professionals in the technology sector across our three practice areas: Business Transformation, Cloud &...

¿Te gustan los retos y los proyectos que marcan un antes y un después? Pues tenemos noticias frescas: en MAPFRE Tech nos encontramos en la búsqueda de un/aSenior Engineer - Siniestrospara Reef, nuestro ecosistema tecnológico global. Reef no es solo una plataforma: es el proyecto. Una solución integral, modular y escalable que responde a todas las...

Location: Zaragoza, Zaragoza, SpainRequisition ID: 91675Schindler stands for mobility. Mobility needs experts.Join our team in Zaragoza.Founded in Switzerland in 1874, the Schindler Group is a leading global provider of elevators, escalators, and related services. Schindler mobility solutions move two billion people every day all over the world. Behind the...

About JimdoWe exist to unleash the power of the self-employed - helping solopreneurs and micro-businesses thrive by doing what they're passionate about and removing the complexity of building lasting, successful businesses.About JimdoJimdo started in 2007 when three school friends built a website builder in a Northern German farmhouse to help everyone build...

Senior Security Engineer – Sector Espacio y Defensa | Madrid (Presencial)Eres un/a ingeniero/a de seguridad senior con un perfil técnico sólido y visión global. Aportarás tu experiencia en ciberseguridad a sistemas críticos que manejan información clasificada, y sabrás defender tus análisis ante los más altos niveles de decisión, en un entorno...

Scopely is seeking a highly motivatedSenior Analytics Engineerto join our Playgami team inBarcelona on a hybrid basis !At Scopely, we care deeply about what we do and want to inspire play every day - whether in our work environments alongside our talented colleagues or through our deep connections with our communities of players. We are a global team of game...

Job DescriptionNextpower is looking for an experienced Senior Quality Engineer to support our operations in Spain, with a particular focus on the ramp-up and ongoing quality oversight of our manufacturing operations in Córdoba. In this role, you will work directly with suppliers and contract manufacturers (CMs) to improve quality, reduce process variation,...

Here at MMB, we work as part of the @one Alliance and we are part of a totally collaborative organisation made up of other partner companies (Anglian Water, Balfour Beatty, Barhale, Binnies, MWH Treatment, Skanska and SWECO) and our extended supply chain, delivering over half of Anglian Water's capital investment programme.We are gearing up for our most...

At OneSpan, we specialize in digital identity and anti-fraud solutions that create exceptional and secure experiences. We are looking for an experienced Senior Backend Engineer to join our Barcelona-based backend team and drive product features from conception to production with customer value at the forefront. You'll own the delivery side of our platform...

Join the Fotocasa Group Tech Team as an Backend Engineer!We are Fotocasa Group, Spain’s real estate tech leaders.Now part of the Scout24 Group, we are stronger than ever. We are combining our local market expertise with the power of a leading European digital ecosystem. Our mission: to connect people and homes through intelligent tools and the best market...

Job Description At Arelion, we operate one of the world’s most advanced global networks. As the telecom sector accelerates its AI adoption — with 68% of telcos already running GenAI in production and 74% seeing ROI from at least one AI use case — we are scaling our next wave of AI‑driven transformation across Engineering, Operations, and Service...

AtNetquest , we are looking for aSenior Data Engineerto join our team in Barcelona. We want someone eager to grow, learn, and make a real impact within a dynamic, collaborative, and tech-focused organization.At Netquest, we are part of the most innovative and advanced digital data collection group in the market research and analytics industry. We rely on...