Empleos de senior backend engineer python en Barcelona

With more than 100,000 sensors deployed worldwide, Urbiotica is a leading player in the smart parking industry and a pioneer in the fast-growing Internet of Things sector. Through our end-to-end Smart City solutions, we actively contribute to the transformation of urban areas, helping build a more digital and sustainable environment for citizens. We're now...

Job-ID: 2e3c0519-ec72-4244-b34a-f4ec331867baLocation: Barcelona, Catalonia, SpainEmployment type: FULL TIMEPosted: 2026-10-19[OUR MISSION AND CUSTOMERS] We are creating the freedom for SMEs to succeed by delivering Europe's leading finance workspace with banking at its core, augmented by financial tools. We are proud to be rated 4.7 on Trustpilot,based on...

Hi, we're Back Market.We're here to help make tech reliable, affordable, and better than new. We're a global marketplace for refurbished devices, helping lower our collective environmental impact by providing trustworthy, affordable tech with 92% less carbon emissions than new.Yep, you read that right. Turns out refurbished tech is way better for the planet...

Job-ID: 2e3c0519-ec72-4244-b34a-f4ec331867baLocation: Barcelona, Catalonia, SpainEmployment type: FULL TIMEPosted: 2 OUR MISSION AND CUSTOMERS] We are creating the freedom for SMEs to succeed by delivering Europe's leading finance workspace with banking at its core, augmented by financial tools. Obtenga más información sobre las tareas generales...

Knowmad Mood busca un desarrollador backend Java para trabajar con un importante cliente del sector textil. Se valorará experiencia en Java (21+), Spring, Spring Boot y microservicios, así como conocimientos de arquitectura hexagonal y Python para automatización e IA.Se valora experiencia en AWS Serverless y Terraform, además de Kafka y Grafana para...

Runware is looking for a Senior Software Engineer to build and evolve the systems and APIs powering our Web App and Developer Experience. You will collaborate with backend, frontend, Product and Design to deliver developer-facing APIs and reliable internal services. You will own backend work from requirements to delivery, ensure production systems are...

Overview In this role you will design, build, and operate scalable backend services that process real financial transactions for 750,000+ SMEs. You join a mission-driven team, owning end-to-end reliability and architecture in a setup that blends product and platform work. You will mentor peers, drive improvements, and help raise quality through production...

Overview As a Senior Software Engineer, you will design, build, and operate reliable, scalable backend services and platform components that power product experiences and critical workflows. You will lead the development of complex features, improve reliability and observability, and collaborate with cross-functional teams to deliver high-impact solutions....

As a Senior Backend Engineer at Playtomic, you will be responsible for developing robust and scalable solutions for our product, ensuring high performance, consistent and secure transactions. In Playtomic we operate in pods. A pod is a small, cross-functional team that owns a domain end-to-end: it takes a framed problem, makes the key product/technical...

Please submit your CV in English and indicate your level of English proficiency.Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not permanent employment.What This Opportunity InvolvesYou'll create challenging coding test...

Una plataforma SaaS en crecimiento busca un/a Senior Backend Engineer que diseñe y desarrolle servicios backend escalables usando Django y Python. Este rol clave incluye mentorizar a ingenieros junior, implementar buenas prácticas y colaborar en un entorno Agile. Se requiere experiencia en cloud computing y habilidades de comunicación excepcionales....

Capitole is seeking a Backend Developer with Python and AWS to join a strategic platform team responsible for user, tenant and access management in a cloud-native ecosystem. You will contribute to disaster recovery capabilities and resilience in a regulated environment. You will build IaC with Terraform/OpenTofu, develop backend services in Python, implement...

Oxigent Technologies busca un/a Senior Automation QA para su equipo en Barcelona, dentro de un proyecto internacional de procesamiento y distribución de datos entre sistemas en el sector tecnología para la aeronáutica.Serás responsable de impulsar la calidad del software a lo largo del ciclo de desarrollo, definiendo estrategias de testing y...

Overview As a Senior I Engineer at Back Market, you will help modernize a traditionally monolithic stack into distributed services, owning critical backend components. You will work across squads to deliver scalable, high-quality features in an agile, build-it-and-run-it environment. You’ll explore impactful technologies, mentor peers, and help mitigate...

When you order items on Amazon, there are practically thousands of ways we can fulfill that order. Which Fulfillment Center do we ship the items from, what carriers to use, what boxes to combine items in - now scale the same question to billions of items shipped annually worldwide. At Amazon's Supply Chain Optimization Technologies (SCOT), we are tasked with...

Hyqoo is seeking a Software Engineer / Python Developer for a contract, remote role. You will design, develop, test, and deploy scalable Python applications and backend solutions, with emphasis on clean code and maintainability. You will work across product and engineering teams to transform business requirements into robust technical solutions, contribute...

Affirm, Inc. is seeking a Software Engineer for our Card Checkout team in a remote Spain setup. You will design, implement and maintain backend systems using Python or Kotlin, operating within AWS, MySQL and Kubernetes in a distributed architecture. The role includes on-call rotation and collaboration with product, design and analytics teams to deliver...

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. Our platform is built in Java using Spring...

New Relic, Inc. is seeking a senior backend engineer to own architecture and delivery of a significant service within our behavioral data platform. You will work in a fast-moving, AI-first environment, designing scalable, secure systems and collaborating with product managers and customers. Our stack centers on Java, Spring, GraphQL, NoSQL, Kubernetes, Kafka...

Join one of Southern Europe’s fastest-growing startups Enginy is a Barcelona-based startup and one of Southern Europe’s fastest-growing companies ranked #3 in the Sifted 100: Southern Europe 2026, and we’re just getting started. We’re building the AI-native GTM platform for modern B2B teams, combining prospecting, enrichment, intent signals, AI...