Job Summary: We are seeking a Senior Backend Engineer (Python) to lead the design and construction of scalable services and participate in strategic projects with high technical impact. Key Highlights: 1. Lead the design and construction of scalable backend services in Python 2. Work with modern architectures and scalable systems 3. Participate in strategic and innovative projects Location: Barcelona, CT, ES Professional Profile: Defense and Security Required Experience: More than 2 years of experience Work Mode: Hybrid **Senior Backend Engineer (Python)** ------------------------------------ **Barcelona (Madrid) \| Hybrid model** ### **Indra Group, Tech for the future** At **Indra Group**, we lead the development of cutting-edge technological solutions that drive digital transformation in complex, high-impact environments. We work with modern architectures, scalable systems, and multidisciplinary teams on innovative national and international projects. **Join our backend development team!** We aim to hire a **Senior Backend Engineer (Python)** to participate in a strategic, long-term project with a strong technical and leadership component. **What will you do?** --------------- Design and lead the construction of scalable backend services in **Python** Define backend architectures using **FastAPI, Flask or Django** Ensure **code quality, efficiency and security** Define **testing practices**, unit tests and test coverage Participate in implementing **CI/CD and automated deployments** Provide technical coordination with other developers Collaborate on **authentication and authorization systems** Optimize data models and **SQL queries** Work with event-based architectures (**Kafka**) Evaluate and integrate **new technologies**, including **MLOps and AI** Collaborate in **Scrum or Kanban** environments **What are we looking for in you?** ------------------------ *Don’t worry if you don’t meet 100%. We’d love to get to know you!* ### **✅ Essential Requirements:** ✔️ Bachelor’s degree in Computer Engineering or related field ✔️ **\+5 years** of backend experience with **Python** ✔️ Experience with **FastAPI, Flask or Django** ✔️ Proficiency in **ORM**, testing, coverage and best practices ✔️ Experience with **CI/CD** ✔️ Advanced **Git** usage and collaborative development ✔️ Technical leadership capability ✔️ **English B2** (spoken and written) ### **➕ Desirable Requirements:** * Authentication and authorization * Advanced SQL and familiarity with **Java** * Kafka and event-driven architectures * Experience in **MLOps and AI** * GitLab and **CI/CD** pipelines * **Scrum / Kanban** methodologies ### **Valuable Certifications:** Python, backend architectures, agile methodologies or software quality ### **Personal Skills:** Strong analytical ability · Clear communication · Proactivity · Technical vision · Teamwork · Organization **What we offer you** ----------------------- ✨ **Stability and future** at a leading company with over 50\.000 professionals ✨ **Innovative projects** with real impact ✨ **Close and collaborative environment** ✨ **Hybrid model** and genuine work-life balance ✨ **Personalized career plan** ✨ **Continuous training** (Open University and Udemy for Business – \+6\.000 courses) ✨ **Discounts and benefits** for your wellbeing ✨ **Competitive remuneration** and flexible compensation **What does our selection process look like?** ------------------------------------------ * **Review of your profile** * **Initial contact (5–10 min)** * **Technical interview** \+ competency and English assessments * **Offer and welcome** * ️ *Estimated duration: 1–2 weeks* At **Indra Group**, we foster a workplace based on respect, equal opportunities, and professional development, free from any form of discrimination. **INDRA is a Top Employer 2025** Join one of Spain’s best employers.