Job Summary: We are seeking a Software Engineer to join a multidisciplinary team, developing innovative solutions from idea conception through deployment in critical environments. Key Highlights: 1. Work in an end-to-end environment with diverse languages and architectures 2. Participate in developing proprietary products from scratch with high impact 3. Integrate quality and automation throughout the entire development lifecycle **ARQUIMEA** is a **global technology company** delivering innovative solutions and products in highly demanding sectors. Our business areas include **Aerospace, Defense and Security, Big Science, and Fintech**. We are currently looking for a **Software Engineer** with over **4 years of experience**, eager to tackle complex challenges and build meaningful software—end to end. You will work within a **multidisciplinary team**, actively participating across the full product lifecycle: from ideation and design to deployment and evolution in real-world, mission-critical environments. #### **Examples of Your Responsibilities** **Master Your Toolbox** You will operate in an **end\-to\-end** environment using various languages, platforms, and architectures. You will develop **mobile, desktop, and console applications**, both **native and hybrid**, selecting the most appropriate technologies for each specific problem. Here, experience is measured not by using the latest tools, but by **understanding the purpose of each tool and applying it judiciously**. **Build Software That Matters** You will enjoy a high degree of autonomy and ownership over your work. You will participate in creating products **from scratch**, witnessing how your code evolves from concept into systems deployed in real-world, demanding, and high-impact environments. You will be responsible for your developments—from conception through operation. **Simplify Continuously** You will challenge unnecessary complexity—be it in components, processes, or technical decisions. You will design clear solutions, write maintainable code, and contribute to architectures that scale and endure over time. **Thoughtful simplicity** is a cornerstone of our engineering approach. **Quality and Automation as Part of Development** You will embed quality from the outset—defining and maintaining **unit, integration, and end\-to\-end tests**, and working with **CI/CD pipelines** to ensure reliable, repeatable, and sustainable long-term deliveries. #### **What We Look For In You** **Reasoning Ability** You know how to tackle complex problems from first principles. You structure your ideas clearly, pay attention to key details, and make sound technical decisions—avoiding superficial or trend-driven solutions. **Motivation and Responsibility** You genuinely engage with your work. You uphold high standards—both technically and personally—and feel accountable for your outcomes, continuously striving to improve. **Team Spirit** You collaborate honestly and generously. You support the best solution—not necessarily your own. You are dependable, transparent, and ready to help whenever needed. **Technical Experience** * Over **4 years of experience** as a software engineer * Degree in Engineering (Computer Science, Telecommunications, Aerospace, or related field) * Professional experience with **one or more** languages such as **Java/Kotlin, C, C\+\+, Python, C\#, Rust, or similar** * Ability and willingness to learn new languages, platforms, and paradigms according to project needs * Practical experience with **unit, integration, and end\-to\-end testing** * Knowledge and hands-on experience with **CI/CD** #### **Bonus Points If You Also Have Experience With** * Cross-platform UI and application development using **Qt/QML**, **PyQt**, **Tkinter**, or **Kotlin Multiplatform (KMP)** * Technologies within the **.NET ecosystem** * Native mobile app development with **Jetpack Compose** * Hybrid application development with **ElectronJS**, **Flutter** * Automated testing using tools like **Playwright** or **Cypress** It is not required to have worked with all these technologies; we especially value **adaptability and learning ability**. #### **What We Offer** * **Strategic defense and space projects**, with tangible impact * Development of **proprietary products**, not outsourcing * Participation across the full software lifecycle * A technically demanding, collaborative environment with top-tier engineers * Sustainable professional growth and continuous learning This position is based at our offices in **Madrid city center**, at **Serrano Galvache, 56**. We seek **curious, rigorous, and builder-minded individuals**, who enjoy solving difficult problems and creating purpose-driven technology. #### **Think Big, Do the Job \& Enjoy Life** *At ARQUIMEA, we value diversity and inclusion. We do not discriminate on the basis of race, color, religion, gender, sexual orientation, gender identity, national origin, age, disability, or any other protected characteristic under applicable law. All candidates will be considered equally based on their skills and experience.*