Empleos de python backend software engineer en Madrid

Lever, Inc. is seeking a Senior Software Engineer (Golang/TypeScript/React) for an independent contractor role based in Spain. You will develop backend Golang microservices and frontend UI with React and TypeScript, delivering scalable, data-intensive features. You will own features end-to-end, influence architecture, and drive improvements in performance,...

Job Description If you are passionate about fighter aircrafts, you spend hours with flight simulators and you are looking for an opportunity to work in a company with cutting‑edge technology, please continue reading this job offer. As we are committed to delivering high‑quality, realistic simulations that help our clients train their personnel and...

Senior Software Engineer, React Native About Tuyo At Tuyo, we are building the future of money. You can think of Tuyo as a bank account inside your phone, but without a bank in the middle. Users stay in control of their money.We are building the most user-friendly and principled way to do money, without intermediaries.Today, we are a small and highly...

RemoteJobsOne is seeking a Senior Software Engineer for a fully remote, contractor role (~15 hours/week). You will design and create challenging programming tasks to test AI model capabilities, build reproducible environments, and supply deterministic verifiers and reference solutions. Candidates based in Spain are welcome. Expertise in at least one major...

We are building the next generation of AI-native engineering talent engineers who use AI as a core part of how they work, not as an add-on. As an AI Engineer (Software), you will design, build, and ship production-grade software across the full stack, using AI-assisted tooling as standard daily practice alongside your core engineering skills. You will work...

FOSSA Systems, headquartered in Madrid, is seeking an Embedded Software Engineer to join the software team in our Madrid office. You will design and implement firmware for embedded devices across Space, Ground and User segments, collaborating with hardware and other departments to deliver reliable satellite control and IoT solutions.You will work with C,...

Work Your Magic with us! Ready to explore, break barriers, and discover more? We know you've got big plans – so do we! Our colleagues across the globe love innovating with science and technology to enrich people's lives with our solutions in Healthcare, Life Science, and Electronics. Together, we dream big and are passionate about caring for our rich mix...

This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a Founding Senior Software Engineer based in Spain. Join a fast-growing technology startup building an AI-powered platform that transforms how organizations discover, understand, and act on information from across the digital...

Mission & DutiesThe duties and responsibilities of the Onboard Safety Critical Senior Software Engineer for the Department of Air Refueling Software will be the following: To be in charge of the Software Requirements Specification for the Onboard Safety Critical Computing Platforms developed inside the AR Domain. To be in charge of the Hardware/Software...

Workflow Management Software Engineer (RE2)EmployerBarcelona Supercomputing CenterLocationSpainSectorOtherAtmospheric Sciences (AS) Climate: Past, Present & Future (CL) Earth and Space Science Informatics (ESSI)TypeFull timeLevelExperiencedOpenPreferred educationMaster31 December 2026Posted28 July 2026Context And Mission In the framework of the...

Get AI-powered advice on this job and more exclusive features. We are seeking a highly skilledBackend Software Engineerto join our team. The ideal candidate will have a strong background in backend development, with experience in building scalable systems, APIs, and cloud-based services. Mandatory technical knowledge: - Proven experience as a Python...

This role aligns to industry-level titles such asSenior Software Developer . At Pearson, we're transforming the way millions of learners develop English language skills around the world. As part of our English Language Learning division, you'll join an international AI organization working on one of our most strategic digital products. You'll help design and...

BESTSECRET, the leading European online premium fashion platform, is building a modern, Kubernetes-based supply platform from Málaga. We seek a Full Stack Software Engineer to contribute to end-to-end purchasing and article onboarding workflows. You will collaborate with Product, Design, and BI teams to drive data-driven decisions, scalability, and reliable...

Software Engineer (Android Tech Lead) ID48357AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards.WHY JOIN USIf...

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. Our momentum comes from a simple idea: help teams work...

Job-ID: 3fba28af-9e22-4cbf-b902-b8328e7c3e66Reference: b2bf00b1-4b7d-4330-a5dd-2961375ce3a8Team: ProductLocation: Berlin, India, Serbia, South Africa, Israel, United Kingdom, United Arab Emirates, Croatia, Austria, North Macedonia, Germany, Kenya, Georgia, Greece, Romania, Ireland, Italy, Kosovo, Latvia, Lithuania, Malta, Moldova, Poland, Portugal, Ukraine,...

Desarrollador Fullstack – Python/Java/React ¡¡Estamos ampliando el equipo de desarrollo de software de nuestra área de Interoperabilidad y Espacios de Datos!!¿Te apetece un nuevo reto?EnNTT DATAimpulsamos el futuro de losespacios de datos , participando en iniciativas estratégicas nacionales e internacionales que marcan la agenda digital europea....

Luxoft Spain is seeking a skilled Java backend engineer to join our development team working on sophisticated software for a global orthodontics leader. You will design and develop web systems, contribute to API services, and help integrate internal systems across the manufacturing process. The role requires 5+ years of Java experience, deep knowledge of...

Alpaca is seeking a Senior Software Engineer on the Clearing team to build mission-critical, non-user facing infrastructure that powers broker-dealer operations. You will help expand our self-clearing capabilities and enable new product integrations while maintaining high reliability. The role emphasizes ownership, technical excellence, and collaboration...

Senior React Full Stack Engineer We are looking for a Senior React Full Stack Engineer with strong experience building scalable web applications using React on the frontend and Node.js on the backend. The ideal candidate should be comfortable working across the full development lifecycle, from designing user interfaces to building APIs, integrating services,...