Senior Embedded Software Engineer (Brazil/Remote)

As Senior Embedded Software Engineer you will join our Hardware Tribe and develop embedded software for our beautifully designed card payment devices. We are building our devices in-house end-to-end so that we can always offer the best value and service to small businesses around the globe. 

You’ll be part of a global, autonomous, cross-functional team, which deals with a diverse range of engineering topics like embedded systems, industrial and electronic design, all the way to mobile apps and backend services. We believe in open and transparent communication, constant learning and not strict rules. If you’re looking for the chance to innovate, and disrupt the payment industry - join us!


What you’ll do:

  • Design specification and implementation of embedded software in the field of payment processing terminals
  • Perform technical analysis, verification and validation of the software and hardware components
  • Execute code and architecture reviews to ensure the quality of implemented solutions.
  • Bring your experience to develop software on embedded operating systems and bare-metal systems
  • Perform acceptance, functional, regression and exploratory testing on the SumUp platform
  • Read remote system logs


You’ll be great for this role if:

  • You have a good understanding of embedded systems.
  • You have experience with embedded Linux /  BareMetal Operating System.
  • You have a solid knowledge of the C programming language.
  • You have knowledge of peripherals and communication buses like SPI, I2C, USB, SDIO, etc.
  • You have knowledge in wireless technologies, e.g. NFC, Bluetooth, WiFi, 3G/4G.
  • You have a solid understanding of Git cvs.


Why you should join SumUp

  • We’re a truly global team of 2000+ people from 60+ countries, spread across 3 continents.
  • SulAmérica health insurance plan (co-participation), Caju benefit (multiple possibilities: meals, culture, health), Partnership for mental health activities with Zenklub, optional dental assistance, transport voucher or parking space at the office building, meal/food voucher, Gympass, life insurance and more.
  • You’ll be based in the heart of São Paulo, one of LATAM’s leading tech hubs and most vibrant cities.


About SumUp

We believe in the everyday hero.

Small business owners are at the heart of all we do, so we're creating tools that help them run their businesses. With a founder’s mentality and a 'team-first’ attitude, our diverse teams across Europe, South America and the United States work together to ensure that the small business owners we partner with can be successful doing what they love.

SumUp is an Equal Employment Opportunity employer that proudly pursues and hires a diverse workforce. SumUp does not make hiring or employment decisions on the basis of race, colour, religion or religious belief, ethnic or national origin, nationality, sex, gender, gender identity, sexual orientation, disability, age or any other basis protected by applicable laws or prohibited by company policy. SumUp also strives for a healthy and safe workplace and strictly prohibits harassment of any kind.

SumUp will not accept unsolicited resumes from any source other than directly from a candidate.