Empleos de senior full-stack software engineer en Valencia

Our partner is looking for a Senior Software Engineer (OpenAI Codex, Claude Code or Cursor) based in Spain. We are seeking a highly experienced software engineer to evaluate the quality of interactions produced by advanced AI coding agents. Rather than developing production software, you will apply your engineering expertise to assess how tools such as...

Moffatt & Nichol specializes in large complex waterfront infrastructure projects and is recognized as one of the worldwide leaders in this field. We are actively looking for a Backend/ Full Stack Software Engineer - Mid to Senior level to join our Valencia or Algeciras office. About NextPort. AI: NextPort. AI, as Technology and Innovation spin-off of Moffatt...

Moffatt & Nichol specializes in large complex waterfront infrastructure projects and is recognized as one of the worldwide leaders in this field. La experiencia que se espera de los solicitantes, así como las habilidades y cualificaciones adicionales necesarias para este trabajo, se enumeran a continuación. We are actively looking for a Backend/ Full Stack...

Mercor is hiring a Senior Software Engineer for fully remote work. You will evaluate and enhance AI model capabilities across complex SWE tasks, collaborating with leading AI research teams to improve data and models. As an expert contractor, you will develop benchmarks, work independently, and shape model reasoning while ensuring timely delivery. This role...

About the Team Hopper's Fintech Foundation team sits at the centre of the company's mission: reshaping how more than 100 million monthly active users experience travel. It owns the pricing engine that balances customer demand against financial risk across dozens of partners — including Capital One, Air Canada, and Spirit Airlines. As an ML engineer on this...

About the role We’re building a delivery centre in Valencia to serve its international client projects. We are looking for an experienced full stack developer who knows how to get the most out of modern tooling and AI to ship faster without giving up on quality. You will work on strategic client projects, with real ownership over what you build. The...

Ebury is building a new engineering hub in Valencia, and you would be one of its founding product engineers shaping how this team builds money software at pace. As a Senior Software Engineer, you will own client-facing platforms, drive architectural decisions, and weave AI-native tooling into the product while ensuring reliability and regulatory...

About the Role Our client, a cutting-edge software solutions provider known for its innovative products, is seeking an experienced Senior Full Stack Developer to join their globally distributed engineering team. This is a fully remote position, offering the ultimate flexibility to work from anywhere. You will be instrumental in designing, developing, and...

En T-Systems, encontrarás proyectos rompedores que suman al bienestar social y ecológico. Queremos dar la bienvenida a nuevos talentos que aporten ideas frescas, puntos de vista distintos, que acepten retos y un continuo aprendizaje, para crecer e impactar en la sociedad… ¡de una forma divertida! Ofreceremos una red de apoyo, excelente tecnología, un...

We're committed to achieving equity in treatment and opportunity for everyone, where people are judged on the merits and quality of their work.It all starts with people. Inside every company, behind every brand - while business success is often measured in profit, it has always been powered by people. Position Summary:The Engineering Team employs some of...

Universidad Loyola seeks an experienced Senior Full Stack Developer to join a globally distributed engineering team in a fully remote role.You will design, build, test, and maintain modern web applications using React/Angular/Vue.Js on the front-end and Node.Js, Python, Java, or Ruby on the back-end.You will develop RESTful APIs, work with SQL/NoSQL...

Jobgether is seeking a Senior Full Stack Developer based in Spain to lead architecture and implementation across frontend, backend, and Web3 integrations.You will own end-to-end development for decentralized trading tools processing real-time data streams, collaborating with an experienced team to deliver scalable, secure systems from design to...

Experteer Overview In this role you will design, develop, and refine complex software to improve user experience and product quality.You'll collaborate with cross-functional teams to align designs with customer needs and industry standards, and you'll drive performance improvements and robust testing.You will influence product design, contribute to technical...

¿Quieres formar parte de nuestro equipo de Profile?Desde Profile nos encontramos en búsqueda de un/a Senior Fullstack Developer para integrarse en un proyecto 100% remoto.Con ilusión es como se cambian las cosas, y queremos contribuir a un futuro mejor gracias a la tecnología.Para conseguirlo no necesitamos héroes ni súper talentos, sino personas...

Senior AI-First Full-Stack EngineerMaxIT Consulting – Max Corporate Group is looking for a Senior 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 organizations across...

Senior Full Stack Engineer (React & Java) We build and operate Connect, a SaaS platform for the beauty & wellness industry that helps entrepreneurs run their businesses more effectively, built by Treatwell. Our web products are used daily by tens of thousands of people across 13 European countries. Our teams own their areas from initial idea and design...

Bridgenext is seeking a Senior Full Stack Engineer to join our LATAM-focused automation platform project for the fitness and wellness industry.You will own the execution stream from concept to production, collaborating with a Product Owner and a board with defined designs and tickets.This role emphasizes shipping value, not just planning, and offers growth...

Proof of work The team Our Platform and Core Engineering teams build the systems that make Kraken secure, resilient, and scalable.Their impact isn't measured by customer-facing features, but by the strength, correctness, and leverage of the foundations they create.These teams power Kraken systems behind the scenes — enabling product teams to move fast...

Moffatt & Nichol specializes in large complex waterfront infrastructure projects and is recognized as one of the worldwide leaders in this field. We are actively looking for a Backend/ Full Stack Software Engineer - Mid to Senior level to join our Valencia or Algeciras office. About NextPort. AI: NextPort. AI, as Technology and Innovation spin-off of Moffatt...

Moffatt & Nichol specializes in large complex waterfront infrastructure projects and is recognized as one of the worldwide leaders in this field. La experiencia que se espera de los solicitantes, así como las habilidades y cualificaciones adicionales necesarias para este trabajo, se enumeran a continuación. We are actively looking for a Backend/ Full Stack...