> Markdown version of [/jobs/ext/1954101-founding-software-engineer-python-react-ai-madrid](https://www.wearedevelopers.com/jobs/ext/1954101-founding-software-engineer-python-react-ai-madrid). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Founding Software Engineer: Python, React & Ai - Madrid - **Company:** Client Server - **Location:** Humanes de Madrid, Spain (Remote available) - **Contract:** Permanent contract - **Skills:** Artificial Intelligence, Client Server Models, Python (Programming Language), Software Engineering, ReactJS - **Published:** August 6, 2026 - **Apply:** https://www.buscojobs.com.es/founding-software-engineer-python-react-ai-madrid-en-humanes-de-madrid-ID-365346369 ## About the Role You will own the full software lifecycle, collaborating with senior stakeholders and driving AI initiatives across projects.The role supports working onsite in Madrid with the possibility to work from home once a week in time. Fluency in English is required, Spanish desirable. #J-*****-Ljbffr ## Description Client Server is seeking a Founding Software Engineer in Madrid, with a focus on Python and React, to architect and develop new features for bespoke client applications.You will own the full software lifecycle, collaborating with senior stakeholders and driving AI initiatives across projects.The role supports working onsite in Madrid with the possibility to work from home once a week in time.Fluency in English is required, Spanish desirable.#J-*****-Ljbffr ## Related Videos - [WeAreDevelopers LIVE – AI, Freelancing, Keeping Up with Tech and More](https://www.wearedevelopers.com/videos/1786-wearedevelopers-live-ai-freelancing-keeping-up-with-tech-and-more) - [The Avengers Initiative (Practical Ethics for Software Engineers)](https://www.wearedevelopers.com/videos/2070-the-avengers-initiative-practical-ethics-for-software-engineers) - [Watch Tests Go Brrrr! : Getting Started with Cypress in ReactJS](https://www.wearedevelopers.com/videos/282-watch-tests-go-brrrr-getting-started-with-cypress-in-reactjs) - [200 OK: Payment settled, resource delivered](https://www.wearedevelopers.com/videos/100063-200-ok-payment-settled-resource-delivered) - [Your next 10x engineer isn't in your city. Refactor accordingly.](https://www.wearedevelopers.com/videos/100103-your-next-10x-engineer-isn-t-in-your-city-refactor-accordingly) - [Official Opening of WeAreDevelopers World Congress 2026](https://www.wearedevelopers.com/videos/100000-official-opening-of-wearedevelopers-world-congress-2026) ## Related Articles - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Navigating the AI Shift](https://www.wearedevelopers.com/magazine/629-navigating-the-ai-shift) - [Spanish Business Culture and Etiquette](https://www.wearedevelopers.com/magazine/353-spanish-business-culture-and-etiquette) - [Find a Developer Job: 12 Best Job Sites For Developers](https://www.wearedevelopers.com/magazine/165-find-a-developer-job-12-best-job-sites-for-developers) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [How to Become an AI Engineer](https://www.wearedevelopers.com/magazine/331-how-to-become-an-ai-engineer)