Anywhere within Spain, Spain | Posted on 09/09/2026 On this occasion, we are looking for a Senior Full-Stack Engineer to join our Network Intelligence area. As a Future Connections developer, you will be part of a multidisciplinary team of Telco engineers and software developers building cross-platform applications for network optimisation, automation , performance monitoring and evaluation, data analytics and visualisation. The core of this role is data.
Our applications ingest large volumes of network performance data, transform it, analyse it, and surface it to engineers who act on the results. You will spend a substantial part of your time working with data in Python, building the transformations, the analysis and the pipelines behind them, and the rest exposing that work through APIs and interfaces engineers rely on during live operations. We're also looking for someone who genuinely embraces AI-assisted development as a core part of how they work, using tools like Claude, Git Hub Copilot or similar to design, build and ship faster,



while still applying solid engineering judgement to review, validate and take ownership of everything that goes into production.
This is not an entry-level profile: we need someone with real hands-on experience who knows when to trust AI and when to take the wheel. As part of your role, you will... Data & analytics Transform and analyse large volumes of network performance data in Python with Pandas and Num Py . Build and maintain data pipelines , batch and streaming, with attention to correctness, completeness and behaviour under load. Model analytical data and work with modern storage formats.
Back-End Develop Python services with Fast API and Flask , exposing the analytical layer through REST APIs. Work with SQL and No SQL databases. Use efficient architecture based on microservices and distributed systems with Docker, Kubernetes, Kafka , Linux and AWS. Front-End Develop modern components using Type Script and React JS. Implement

📌 Senior full-stack engineer (Cantabria)
🏢 Future Connections
📍 Cantabria