Empleos de backend python engineer en Barcelona

Q-tech is seeking aSenior Backend Engineer to advance their core platform for fintech clients. You’ll design and build backend services in C# / .NET, with strong focus on reliability, performance, and scalable architectures. The role blends cloud and on‑prem work in Azure, IaC, and DevOps, and requires ownership to lead technical work without people...

Overview As a Senior Backend Engineer at Lingo, you design and optimize scalable cloud-native services that transform real-time biosensor signals into actionable health insights. You work with cross-functional teams to deliver high-performance APIs, event-driven data flows, and secure data processing at scale. Your efforts directly support reliability,...

About Thunes Thunes is a global, fast-growing, and innovative Fintech scale-up that uses technology to disrupt and transform the existing financial system. We have a strong Mission: to create a better global payments network, and a great Purpose: to connect the world to economic opportunities and address systemic inequality when it comes to financial...

Company DescriptionWe Elevate.Si cree que es el candidato ideal para la siguiente oportunidad, envíe su solicitud después de leer la descripción completa.Digitally. SQLI, a European leader in customer experience and digital transformation, helps major international brands create value through technology and digital innovation.From strategy to the...

Aubay selecciona un/a Junior Software Engineer Backend (Java/Kotlin) híbrido para Esparraguera. Formarás parte de un equipo que desarrolla soluciones en un entorno de producción, aplicando prácticas modernas y trabajando con tecnologías clave del stack backend. Te incorporarás a un programa de mentoring y aprenderás a diseñar, probar y desplegar...

THEWHITEAM Consulting is seeking a Senior Backend Engineer to drive backend development across a modern stack. You will design scalable services in Java, build microservice architectures, and apply Hexagonal Architecture with Ports & Adapters. Expect hands-on work with Kafka/RabbitMQ, Docker, Grafana, and cloud or containerized environments, while advancing...

????????: Join our Customer Masterdata & Permissions development team, where we manage MediaMarktSaturn's customer data and deliver it real-time across all channels. You'll build solutions that enable personalized customer experiences while ensuring data privacy and consent management. Ready to create scalable systems that directly impact customer...

En Ioon estamos convencidos de que la tecnología será el eje de la transformación de nuestras vidas, Te proponemos esta posición por si te quieres sumar a un nuevo reto profesional Responsabilidades Experiencia de 3–4 años de experiencia y autonomía en diseño e implementación de pipelines de ingesta robustos y escalables. Experiencia con Airflow...

Backend Developer Python | Microservicios & AI Agents España Proyecto para una de las principales entidades financieras internacionales En AXPE Consulting estamos ampliando uno de nuestros equipos tecnológicos y buscamos incorporar 4 Backend Developers especializados en Python para participar en un proyecto estratégico dentro de una gran entidad...

🚀 ¡Seguimos buscando talento…y nos encantaría que te unieras a nuestro equipo! Para que nos conozcas algo mejor, UST es una multinacional norteamericana certificada como Top Employer y Great Place to Work con más de 35.000 empleados a nivel global y con presencia en más de 35 países. Somos líderes en servicios de tecnología digital y...

Flanks in Barcelona is seeking a Mid-Level Backend Engineer to design, build, and optimize data pipelines and backend services, enabling reliable data flow across the organization. You will own the full lifecycle of data ingestion and transformation from business requirements to production deployment.You should write clean Python or JavaScript, work with SQL...

Coforge busca un/a Senior Java Developer con sólida experiencia en desarrollo y mantenimiento de aplicaciones empresariales basadas en tecnologías Java. Trabajarás con Java 8, Spring Framework, PL/SQL, Oracle y Struts en entornos corporativos complejos para garantizar calidad, estabilidad y escalabilidad. Colaborarás estrechamente con analistas...

Spain (Remote)Grafana Labs, the company behind the open observability cloud, is founded on the principles of open source, open standards, open ecosystems, and open culture.Grafana Cloud, our fully managed observability platform, is flexible and built for scale.With Grafana Cloud's actually useful AI, organizations can see, understand, and act on all their...

Hi, we're Back Market. We're here to help make tech reliable, affordable, and better than new. La información a continuación detalla los requisitos del puesto, la experiencia esperada del candidato y las cualificaciones correspondientes. We're a global marketplace for refurbished devices, helping lower our collective environmental impact by providing...

Job Description: ¿Tiene lo que se necesita para triunfar? La siguiente información debe ser leída atentamente por todos los candidatos. About the TeamOur Technology team drives the evolution of our Technology, Engineering, Data, Product and User Experience functions. With a keen focus on delivering cutting-edge solutions, we shape the digital landscape...

Trading 212 is seeking Senior Backend Engineers to own backend services end to end across a microservices platform. You will design, build, test, deploy and operate production systems, collaborating with product and engineering teams to turn complex requirements into durable solutions. You’ll work with Java, Go, Node.js and databases, focus on performance,...

Veriff is seeking a Senior Software Engineer to join the Trust team. You will build backend services that validate identity data against country-specific sources, expanding global coverage and ensuring reliable launches. You will model diverse upstream data, implement robust testing, monitoring, and on-call practices, and collaborate with Product,...

Job Description At THEWHITEAM Consulting, we are looking for an experienced Senior Backend Engineer to join a technology project focused on modern backend development and distributed architectures. The ideal candidate will have extensive hands-on experience with Java, strong knowledge of microservices and Hexagonal Architecture, and practical experience with...

A technology recruitment firm is looking for a Senior Back-end Engineer with PHP expertise to develop and enhance payment systems. This remote role offers the opportunity to work in a dynamic environment, focusing on scalability and innovative solutions. Ideal candidates will have over 5 years of PHP experience and knowledge of Domain-Driven Design and Agile...

Semrush Development, S.L.U. is seeking a Senior Backend Developer to deliver enterprise BI dashboards. You will work across Python, Go, and SQL to ingest and present large-scale data with reliability and performance. You’ll build data pipelines, crawlers, and analytical workflows while deploying scalable services on Kubernetes. The role emphasizes...