Empleos de python - software engineer backend en Barcelona

Our partner is a fast-growing HealthTech company developing connected technologies at the intersection of hardware, embedded systems, IoT, AI and digital health. Their technology transforms everyday environments into intelligent health platforms, enabling seamless and continuous health monitoring. We are currently looking for a Senior Software Engineer...

We are looking for an experienced software engineer to help build and scale a high-performance object storage platform that simplifies how developers upload, manage, process, and deliver digital assets. In this role, you will contribute across the full technology stack, from client libraries and command-line tools to storage servers, content delivery...

Fliff is building data-driven sports gaming platforms with real-time data pipelines and a focus on correctness, observability, and resilience. We seek a Senior Python Engineer to own core backend systems. You will work on sports data ingestion, transformation, and distribution, collaborating across squads to ensure timely, accurate data feeds and reliable...

Una empresa de tecnología en expansión busca un/a Backend Engineer para unirse a su equipo de desarrollo en Madrid, Barcelona, Gijón o Pamplona. El rol implica diseñar y desarrollar APIs en Node.js y FastAPI, definir estructuras sólidas entre microservicios y optimizar el rendimiento. Se requiere experiencia en Node.js y Python, además de conocimientos...

En LAUDE buscamos incorporar un/a Backend Python Engineer para una colaboración freelance de 3 meses, con el objetivo de evolucionar y optimizar una plataforma backend moderna basada en APIs. Mantener y mejorar un servicio backend desarrollado con FastAPI Desarrollar nuevas funcionalidades y optimizar endpoints existentes Garantizar una arquitectura limpia,...

Parser Limited in Spain is seeking an experienced Python Backend Engineer to join a client delivery team focused on search for a large multinational retailer. You will design and implement backend services and APIs that power quality tooling and relevance measurement. You will collaborate with AI, data, and DevOps engineers to ship production-ready features,...

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...

Present Connection Lithuania is seeking a Python Developer to join an AI-first R&D team building an AI-powered data platform for a top ERP provider in the DACH region. You will design backend services and data pipelines, connecting data to AI agents and MCP servers. You should have solid Python skills, API/web service experience, and hands-on work with AI...

Innovamat Education, SL busca un Senior Software Engineer para liderar el desarrollo backend y APIs, trabajando de principio a fin en aplicaciones complejas que impactan la educación. Se valora experiencia en PHP (Symfony) o Python (FastAPI), y conocimiento en arquitectura hexagonal, DDD, TDD y CQRS. Trabajamos en un modelo híbrido, con dos días a la...

Copyright Clearance Center (CCC) seeks a Senior Software Engineer to join our global team delivering enterprise software for pharma and publishing. You will collaborate with cross-functional engineering, participate in analysis, design, development, testing and documentation, and help shape scalable, secure systems. Work includes building back-end services...

Flexcompute is leading the transformation of engineering simulation with our revolutionary ultra-fast simulation technology. Our flagship products, including the industry-leading Computational Fluid Dynamics (CFD) software Flow360 and electromagnetic simulation software Tidy3D, are reshaping how simulations are conducted across diverse sectors. Founded by...

At Fourthline, our mission is to fight financial crime. We help protect the global financial system by verifying millions of identities for banks, neobanks, online brokers, crypto exchanges, and insurers like N26, Trade Republic, flatexDEGIRO, Nationale Nederlanden, Qonto, Shine, Solarisbank, and more. Prevent financial crime by building best-in-class...

SplitMetrics is a global software company offering an ecosystem of products and services that serve as a growth engine for top mobile-first businesses worldwide. Our ecosystem includes: SplitMetrics Acquire, a platform for automating and optimizing Apple Ads. SplitMetrics Agency, a full-service mobile marketing agency staffed by top experts. SplitMetrics...

You will take ownership of a backend system that is critical to the company and our customers. Hands-on code implementation, code reviews, testing Ensure reliability, performance and correctness. Improve code quality and internal structure where possible. 5 years plus experience building and maintaining production systems as backend engineer ~ Strong...

Amphora Logistics busca un Backend Developer con Python para unirse al equipo de Atenea, nuestro software de gestión logística inteligente. Desarrollarás servicios backend, APIs y arquitecturas orientadas a eventos, trabajando en una plataforma cloud-native para miles de operaciones diarias. Trabajarás de forma cercana con producto y equipos...

Constructor.Io is a distributed team hiring a backend-focused engineer for its Experiments platform. You’ll build Python services and data-heavy pipelines, with opportunities to contribute to the Dash UI and Spark/Databricks work, while prioritizing correctness and observability. You’ll own backend components for experiment assignment, logging, and...

Intelligent Apps GmbH is seeking a Senior Backend Engineer (m/f/d) for Driver Onboarding to own backend features end-to-end. You will design and develop scalable services, work on distributed systems, and ensure performance through monitoring and CI/CD automation. The role requires strong Kotlin/Java skills, familiarity with Spring Boot, microservices, and...

AgileEngine, LLC.is seeking a Python Backend Developer to build and extend the backend of an internal developer portal and dashboard, using AI coding tools daily.The role requires strong Python backend skills (4+ years) with experience in FastAPI/Django/Flask, plus DB integration (Snowflake, PostgreSQL, MySQL, MongoDB) and REST API design.Nice-to-have skills...

Exoscale is the leading Swiss/European cloud service provider, offering a full spectrum of cloud infrastructure services—from instantly deployable virtual machines to S3-compatible object storage. Our mission is to deliver a simple, scalable cloud experience that enables our customers to focus on what they do best.We’re a distributed team headquartered...

Indra Space – Leading the Next Generation of Space SystemsAt Indra Space, we are on a mission to redefine the European space industry by delivering high-performance small satellite solutions for LEO missions. Our ambition? To become a leading company in end-to-end satellite systems, driving innovation in:Position, Navigation & Timing (PNT)Secure...