Empleos de senior backend engineer python en Madrid

Aircall is a unicorn, AI-powered customer communications platform used by 22,000+ companies worldwide to drive revenue, resolve issues faster, and scale customer-facing teams. We’re redefining customer communications by bringing voice, SMS, WhatsApp, and AI together into one seamless workspace. As a Senior Software Engineer, you will design, develop,...

A leading technology firm is looking for a Python Developer in Madrid. This role requires over 5 years of experience in backend systems at scale, utilizing technologies like AWS and Kubernetes. The ideal candidate must have strong communication skills to collaborate effectively with an international team. Benefits include flexible working options,...

Softtek busca un/a Backend Developer especializado/a en Python para un equipo orientado al diseño y desarrollo de soluciones backend escalables basadas en microservicios. Trabajarás en Django, APIs REST y optimización de rendimiento en un entorno productivo de alta demanda. Se requiere 2–4 años en backend Python y 1–2 años con Django en producción,...

Ebury in Madrid is seeking a Senior API Engineer to help scale our main web application and empower product teams with robust backend services. You’ll own backend components, design new services using RFC processes, and ensure reliable deployments with CI/CD and IaC support.You’ll collaborate across teams, mentor juniors, and contribute to a culture of...

Spain | Remote | Senior Engineering Opportunity MaxIT Consulting - Max Corporate Group is looking for a Senior FinTech Engineer - Payments & Financial Systems to join a fast-growing New York fintech company building banking, payments, and settlement infrastructure for US prediction markets and regulated gaming. The company operates financial infrastructure...

bsport is an all-in-one platform for boutique fitness and technology. We are hiring a Senior Backend Engineer in the Community & Engagement team to build scalable backend systems for marketing, communications and member data across thousands of studios worldwide.You will own complex backend projects, contribute to re-architecture, and collaborate with...

Amaris Consulting busca un Backend/DevOps Engineer para trabajar en plataformas de banca digital escalables, seguras y resilientes. Formarás parte de squads multidisciplinares, operando servicios críticos durante el ciclo de vida del software.Se valora experiencia en Java/Kotlin con Spring Boot, microservicios, Docker/Kubernetes, CI/CD y entornos Azure....

Initium Software SL busca un Senior Java Backend Engineer para liderar el diseño de servicios distribuidos de alto rendimiento y tomar decisiones técnicas con criterio.Diseñarás, desarrollarás y operarás APIs REST con Java y Spring Boot, Kubernetes, Kafka y observabilidad, buscando excelencia en producción y disponibilidad.Ofrecemos modalidad 100%...

NTT DATA Europe & Latam busca un/a Desarrollador/a senior back-end Java para un proyecto en Madrid. Se requiere experiencia real en IT (mínimo 4 años) y 3 años en Oracle, con conocimiento de servicios web SOAP/REST y persistencia con JPA/Hibernate.La posición es de contrato indefinido, con formato de trabajo híbrido en Madrid, y ofrece formación desde...

Rechat Inc is seeking an experienced Backend Engineer to architect and maintain core services powering our CRM and Marketing platforms. You will design scalable data models and write high-performance SQL queries, ensuring robust testing and smooth API evolution.The role emphasizes collaboration with Customer Success and cross-functional teams, driving...

Vortech PCI Group busca un Senior Backend Engineer especializado en .NET para Madrid, para colaborar en un proyecto internacional de producto. Participarás en la evolución de una solución corporativa hacia microservicios en Azure y en la definición de soluciones escalables.Trabajarás con C# y .NET moderno (8/9), arquitectura hexagonal y sistemas...

Pearson is seeking an experienced Senior Software Developer to design and deliver backend components for digital learning products. You will partner with product teams to set objectives, define timelines, and implement scalable services with AI integration across cloud environments.This role emphasizes autonomy, ownership, and collaboration within a...

Swiss Re is seeking a senior software engineer for its IT Resilience unit in Spain. You will design and build reliable backend services, APIs, and automations while working across languages and platforms.The role emphasizes engineering resilience, data integration, and hands-on mentoring to raise team standards. You will contribute to AI agent capabilities,...

hiberus busca un Senior Backend Engineer – Java / Arquitectura Distribuida para un equipo técnico de alto nivel. Diseñarás, desarrollarás y evolucionarás servicios backend, APIs REST y arquitecturas distribuidas, trabajando con Kafka y Java/Spring para soluciones escalables y mantenibles.El candidato ideal aporta sólida ingeniería de software,...

Nationale-Nederlanden Oxygen in Madrid seeks an experienced Node.js Backend Engineer to modernise backend applications, automate processes and lead tech-driven changes. You will design, implement and maintain scalable services in a cross-functional Agile team, shaping the future of NN's digital bank offerings.The role emphasizes architecture, automation, and...

Aircall is seeking a Senior Backend & AI Engineer responsible for designing, developing, and deploying critical AI features. With a focus on LLMs, you will be involved in building chatbots and automated content generation tools. The position emphasizes collaboration, innovation, and high-quality coding practices in a fast-paced environment.Join Aircall to...

Accenture España in Madrid is seeking an experienced Java Developer to join our technology teams, delivering large-scale enterprise solutions in international environments. The role requires at least 6 years of Java and Spring experience, REST API design, and strong SQL skills, with English B2 and Spanish mandatory.We offer a permanent contract, competitive...

Experis España busca un Senior .NET Developer para un proyecto estable, 100% remoto desde España, con foco en IA y Azure. Se trabajará con .NET 8 o superior, APIs REST y entornos Azure, incluyendo Azure Entra ID. Ofrecemos contrato indefinido y oportunidades de crecimiento técnico.La banda salarial llega hasta 44.000 € brutos anuales, con retribución...

Pixie Services in Málaga, Spain is seeking a Senior Back-End Developer (Python) for a freelance project focused on AI agents, Lang Graph and MCP connectors. You will define and validate technical specifications and contribute to architectural decisions. The role requires autonomous work, strong Python backend skills, and experience with tool calling, SDD...

Agile Engine, LLC. is seeking a Python Backend Developer to build and extend the backend of an internal developer portal and dashboard. You will work with AI coding tools daily to accelerate development and improve tooling across Snowflake, SQL, and No SQL databases. Ideal candidates have 4+ years of backend Python experience with Fast API/Django/Flask,...