Senior Python Engineer

Description

Would you be interested in further developing your career as a **Software Testing Engineer** at an international **Fintech company** focused on building affordable and simple payment platforms for customers worldwide? At **Oxigent Technologies**, we are seeking **a Python Test Automation Engineer** to ensure the **quality of intelligent electronic devices**, applying the **Hardware-in-the-Loop (HIL)** methodology. What will be your main responsibilities? * **Develop and maintain automated test software** for payment devices (Hardware\-in\-the\-Loop). * **Interact with hardware and protocols** (SPI, I2C, UART) to detect and analyze failures. * **Create and debug tools in Python and automation scripts.** * **Work with Android** (AOSP), drivers, and Linux, interpreting electronic schematics. * **Collaborate with manufacturing teams** to ensure device quality. * **Apply clean code best practices** and independently solve problems. What qualifications do you need? * **At least 5 years of experience** developing with **Python and Pytest.** * **Hardware knowledge:** understanding of electronic devices, schematics, and protocols such as **SPI, I2C, UART.** * **Testing and automation:** experience in automated testing and hardware debugging. * **Operating systems:** comfortable working in Linux and Windows; knowledge of Android/AOSP (drivers, HAL, factory images). * **Embedded programming:** **basic** experience in C for microcontrollers (e.g., STM32\). * **Languages: English level C1** (German or Spanish is a plus, but not mandatory). What do we offer? * **Permanent contract.** * **Salary commensurate with experience** (between €54,000 – €60,000 gross annually). * **Flexible working hours and shortened workdays** on Fridays and during summer months. * **100% remote work model.** * **Training voucher** to develop professionally in areas most relevant to you. * **Private health insurance.** * **Flexible compensation** applicable to health insurance, meals, transportation, childcare, and training. * **Gym access app** and sports activities across Spain with discounts. * **And many other benefits!** Join the Oxigent team! A company committed to sustainability and equal opportunity, where talent and technology know no gender. * Location: Spain \- Barcelona, Spain \- Madrid * Date: 24/07/2026 * Salary: NON 60,000 * Employment Type: Employee