Senior Firmware Developer (100%)

Permanent employee, Full-time · Pfäffikon

About Spiden
Spiden is a Swiss deep-tech startup that is pioneering a light- and ML-based technology platform for continuous, non-invasive and label-free clinical-grade monitoring of biomarkers and drug concentrations in tissue, blood, and other bodily fluids, supporting a range of both wellness and medical use cases, for example, needle-free continuous glucose monitoring.
We are looking for an experienced Senior Firmware Developer (f/m/d, 100%) who will work within a multidisciplinary team on the development of innovative wearable technology for consumer applications.
Your mission
  • Design, develop, and debug firmware for wearable devices, with a strong emphasis on very low power implementations and wireless communication technologies, including BLE.
  • Collaborate closely with hardware and software teams (both internally and with external contractors) to ensure cohesive integration and functionality across all product components.
  • Utilize ARM processors and implement RTOS or bare-metal solutions as needed to meet project requirements.
  • Write efficient and maintainable code in C/C++ and other relevant programming languages.
  • Participate in code reviews, providing constructive feedback and ensuring adherence to best practices and coding standards.
  • Conduct thorough testing and debugging to ensure firmware reliability, performance, and compliance with industry standards.
  • Implement and manage a CI/CD pipeline tailored on firmware development, ensuring automated build, test, and deployment processes.
  • Contribute to the design and implementation of firmware architecture and ensure documentation is up-to-date and comprehensive.
  • Lead and mentor junior firmware developers, fostering a collaborative and growth-oriented team environment.
  • Stay abreast of technological advancements and industry trends to ensure our products remain at the forefront of innovation.
  • Work within a quality system framework and adhere to regulatory requirements, especially in the context of medical device development.
Your profile
  • Bachelor's or Master's degree in Electrical/Electronics Engineering, Computer Science, or a related field.
  • Minimum of 10 years of industry experience in firmware development, preferably within the consumer electronics sector and with a focus on wearable devices.
  • Strong proficiency in programming languages such as C and C++; experience with Python or other high-level languages is a strong plus.
  • Extensive experience with ARM processors, RTOS, and bare-metal development.
  • Demonstrated expertise in very low power implementations and wireless communication protocols, particularly BLE.
  • Experience in developing drivers for various sensors, ensuring efficient and reliable data acquisition and processing is a strong plus
  • Experience with implementing algorithms (e.g, machine learning) on-device is highly desirable.
  • Experience with user interface (UI) implementation in firmware is a plus.
  • Experience with device security implementation in firmware is a plus.
  • Experience with medical device development and familiarity with quality system requirements is highly desirable.
  • Excellent problem-solving skills and the ability to work independently and effectively in a fast-paced, dynamic environment.
  • Strong communication and interpersonal skills, with a proven ability to interface effectively with cross-functional teams.
  • Leadership experience, with a track record of mentoring and guiding junior developers.
We offer
  • A multi-cultural team embracing diversity. We strive for gender equality.
  • The opportunity to have impact on the business development of the next blockbuster in health monitoring 
  • An experienced management team with a strong commitment to people development 
  • A position where you can develop and grow beyond your limits 
  • A steep learning curve, real impact at work and a lot of fun! 
  • Frequent company and team events creating a fun place to work and a great company culture
  • A top modern office and laboratory infrastructure with great proximity to public transport, highway, shopping 
  • Indoor gym and sports activity offering, proximity to lake for swimming, forest for running
  • You would work side-by-side with technologists at Spiden with a job occupancy to be commonly agreed upon on 
  • Tailored compensation package with equity opportunity
Our recruitment process
Starting with a 30-minute introductory phone interview, we proceed to group/technical interviews, ideally followed by an on-site interview and tour of our facilities. We aim for a swift process while allowing both parties to obtain a full picture.
About us
Spiden is a Swiss medtech venture with the vision to use state-of-the-art detection techniques to continuously monitor and learn from a wide range of vital medical indicators, allowing to improve your individual health. 
We encourage you to apply even if you do not believe you meet every single qualification.
Not all strong candidates will meet every single requirement as listed. We know that underrepresented groups more often doubt the strength of their candidacy, but we urge you not to exclude yourself prematurely and to still submit an application if you're excited about this work and think your profile is overall a good fit!
We believe that products like the ones we’re building will have an impact on a very broad set of people, and we strive to include a range of diverse perspectives on our team. We would love to hear from you!

We are looking forward to hearing from you!
Thank you for your interest in Spiden AG. Please fill out the following short form. Should you have difficulties with the upload of your data, please send an email to
Uploading document. Please wait.
Please add all mandatory information with a * to send your application.