Empleos de senior java software developer en Sevilla

The Opportunity: We are looking for a highly capable Senior Android Engineer to join our Powered team and take ownership of our Android SDKs: the CQoE SDK, which telecom carriers and partners embed directly into their own apps to passively measure real-world network quality, and the Speedtest SDK, the core measurement library that powers every Speedtest...

Elastic, the Search AI Company, seeks a Senior Software Engineer for the Integrations Team to enable Elastic inside the AI ecosystem. You will build and maintain the MCP server, agent skills platform, and third-party integrations, working with Go and other languages while collaborating with product teams and partners. You will contribute to the Elastic CLI,...

Elastic, the Search AI Company, is seeking a Senior Software Engineer to join the Elasticsearch - Search Relevance team. You will contribute to the technical direction of search capabilities, designing and implementing new features, improving relevance, and resolving bugs as part of a globally distributed team. You will work with Java extensively, tackle...

OGA.ai busca un/a Senior Full Stack Developer para unirse al equipo en Sevilla. Desarrollarás software completo tanto en backend como en frontend, utilizando Angular en el frontend y .NET en el backend, creando APIs REST/GraphQL y gestionando bases de datos SQL/NoSQL. Trabajarás con equipos multifuncionales, proponiendo arquitecturas escalables, asegurando...

Elastic seeks a Senior Software Engineer to join the Elasticsearch Performance team. You will drive performance optimization across distributed systems, focusing on core design, profiling, and scalable improvements. Responsibilities include implementing performance models, running benchmarks with JMH/Rally, and guiding autmation for profiling and regression...

¡CAPITOLE CONSULTING sigue creciendo y queremos hacerlo contigo!La descripción completa del puesto cubre todas las habilidades asociadas, la experiencia previa y cualquier cualificación que se espera que tengan los solicitantes.En Capitole Consulting seguimos creciendo y buscamos un perfil Full-Stack para incorporarse a un proyecto...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Product Designer | Kimchi based in Spain. This is an opportunity to join a small, senior design team shaping a fast-moving B2B platform built for engineers and technical teams working with AI-assisted software...

Lever, Inc. is seeking a Senior Software Developer (Node.js/Python) based in Spain. You will design, develop, and operate scalable backend services and AI-enabled components, collaborating with AI engineers and cross-functional teams to deliver production-grade APIs. You will own technical decisions, enforce coding standards, and mentor peers while working...

Role: Senior Full Stack Engineer (Remote) Location: Remote (Work from Anywhere) Role Overview: We are hiring for one of our clients, seeking a Senior Fullstack Engineer to work on a Full-Time basis. The role involves designing, developing, and maintaining full-stack applications using modern technologies. You will collaborate with cross-functional teams...

Elastic is seeking a Senior Software Engineer for the Elasticsearch storage engine team. You will design, implement, and optimize core storage and query components, focusing on performance, scalability, and efficient data layouts for observability workloads. The role is fully remote with a globally distributed team, requiring collaboration across continents...

TOPPAN Digital Language is seeking a Senior Software Developer / Backend Engineer to reduce operational complexity through automation and pragmatic software design. You will build backend services, microservices, and internal tooling that deliver measurable efficiency across core programs, with AI-enabled solutions embedded into platforms and workflows....

We're looking for a Senior Performance Test Engineer to join our team in Madrid, Spain in a hybrid working mode. In this role, you will design, implement and execute performance testing and synthetic monitoring solutions, ensuring system scalability, stability and reliability for business-critical applications. You will work closely with development teams...

About our client Our client builds a leading digital identity and fraud prevention platform used by banks, fintech companies, online marketplaces, and other regulated businesses worldwide. Their products combine biometric identity verification, document and image processing, and advanced fraud detection to help customers balance frictionless digital...

Share is building a software-defined network fabric that spans Africa with multi-provider reach. The Senior Network Developer will own end-to-end architecture, including backbone, PoP design, and interconnects, while turning operations into code. You’ll drive modern routing (Segment Routing, IPv4/IPv6), work with white-box hardware, and implement telemetry...

SCI ServiClients te ofrece una posición senior en Sevilla para coordinar equipos y liderar proyectos de desarrollo software en entornos de Administración Pública, focalizados en la transformación digital y la gestión de servicios TI socios de la Junta de Andalucía.Trabajarás con Java, Spring, Hibernate y Angular, en un modelo híbrido, con presencia...

bunch is building the backbone of private markets. We are enabling next-gen fund operations with one integrated system that combines secure data infrastructure, AI-powered workflows and expert fund services. If you value ownership, growth through real responsibility, and working with a thoughtful, ambitious team, this role might be for you. Your role ...

Job Summary The Full Stack Engineer Annotator will assess frontend and backend engineering datasets, ensuring AI models correctly interpret full-stack workflows, architecture, and implementation patterns. Job Responsibilities Annotate full-stack application datasets. Evaluate frontend and backend integration logic. Review UI interaction with APIs and...

Quantion is a Business Digital Transformation services company founded in 2015 and part of the Astek Group group operating in more than 25 countries with over 10,000 employees worldwide. Our team is specialized in application development, UX/UI, and digital business transformation, focused on building innovative solutions that drive measurable business...

Fullstack Engineer – Series B AI Startup | Spain (100% Remote) I’m partnered with a fast‑scaling AI startup, fresh off a Series B raise, looking for an early hire Developer to shape the next generation of their platform. You'll build the GenAI behind some of the products that you use every single day. This is a role for hands‑on builders who...

Engineering Manager (Data & Platform) Country: Spain IT STARTS HERE Santander ( is evolving from a global, high-impact brand into a technology-driven organization, and our people are at the heart of this journey. Together, we are driving a customer-centric transformation that values bold thinking, innovation, and the courage to challenge what’s possible....