Hardware Engineer

About the role

As a Hardware Engineer at SumUp, you’ll play a key role in the early-stage development of our physical products. Working within the Hardware Tribe, you’ll be responsible for translating product specifications into efficient, scalable electrical designs. In your daily work, you will design, review schematics and debug existing implementations. You will collaborate with mechanical engineers and other stakeholders to ensure quality, cost-effectiveness, and timely delivery. Your expertise will help accelerate product development and reduce risks in our growing portfolio.

The role is based on-site in our office in Berlin. We believe in the power of face-to-face conversations that happen organically when working next to one another.

What you’ll do

Design, review, and improve electrical schematics for new product development

Collaborate with our firmware and mechanical engineers to design, test and validate our products

Debug and validate designs through prototyping and iterative testing

Brainstorm as part of our passionate Hardware team to solve difficult problems and suggest design improvements

Act as an expert in the field of hardware engineering and coordinate the implementation in collaboration with agile, cross-functional teams within the framework of product development projects

You'll be great for this position if

3-5 years of experience in electrical engineering, ideally in consumer electronics or hardware product development

Strong competence in at least a few of the following areas: RF (cellular, NFC, Wi-Fi/BT), power design, digital buses/protocols, battery technology, analog design

Proven experience bringing multiple hardware products to mass production

Proficiency in at least one mainstream CAD system (e.g., Altium, Cadence/Allegro)

Strong initiative, autonomy, and willingness to collaborate with cross-functional teams

Nice to have

Bachelor’s degree in Electrical Engineering (Master’s preferred)

Basic coding skills for s