**Join Sector Alarm as a Senior Full Stack Developer!** **Location:** Fuengirola (Spain) – *hybrid role* **Department:** Tech ### **About Sector Alarm** Sector Alarm is one of Europe's leading safety providers, offering smart alarm solutions to over 680,000 households and small businesses across eight countries. Renowned for our premium products and high customer satisfaction, we are rapidly growing and evolving. Since our investment by private equity firm KKR in 2019, we have been undergoing a digital transformation—placing technology and data at the heart of our strategy. This role is a crucial part of that journey, where innovation and customer experience drive our success. To learn more about our Tech organization click here. ### **Role Overview: Your Day\-to\-Day** We're looking for a **top\-tier developer** who not only writes clean, secure, and high\-quality code, but also uplifts the team by sharing knowledge and fostering a culture of excellence. You'll be part of a talented tech team building innovative, scalable solutions that enhance the safety and security of our customers. You'll develop modern software using C\#, .NET Core, and React.js in a cloud\-first environment. This is a permanent, full\-time position reporting to the Engineering Manager. ### **Key Responsibilities** * Strengthen and support the development team in building software that protects lives and homes * Write clean, efficient, and scalable code using **C\#/.NET Core** and **React.js** * Enhance and maintain existing applications for improved performance and usability * Contribute to all stages of the software development lifecycle: design, implementation, testing, and maintenance * Ensure stable and reusable architecture with high performance * Stay up to date with trends in software development and best practices * Write thorough **unit and integration tests** * Collaborate closely with other developers, IT professionals, and architects ### **What We're Looking For** * **Minimum 8 years of experience** as a Backend or Full Stack Developer * Strong proficiency in **C\#**, and **.NET Core** * Experience with modern frontend libraries such as **React, Angular** etc. * Experience with **API** design and development (REST, Websockets, Graphql, etc.) * Experience with **SQL** and **noSQL** databases and **Entity Framework** * Skilled in **automation and integration testing** * Experience with modern cloud infrastructure (GCP, AWS, etc.) preferably Azure * Experience with modern **DevOps** (K8s, GitOps, etc.) * Fluent in English * A valid **EU work permit** ### **Nice\-to\-Haves** * Previous experience in **IoT** environments * Experience with monorepos such as Turborepo/Nx ### **About the Recruitment Process** We will recruit on a rolling basis, so please do not hesitate to apply with a CV in English. A criminal record check will be requested for the successful candidate. ***Ready to make an impact?*** *See what our employees in Tech say about the culture at Sector Alarm:*