About the team

You have probably used our card readers to buy a cappuccino or pay your hairdresser already. In Hardware, we are passionate about creating these beautifully designed card payment devices and accessories that enable our merchants to start, run, and grow their own businesses. In doing so, we deal with a diverse range of engineering topics - industrial and electronic design, embedded systems, all the way to mobile apps and backend services.

We believe in open communication and constant learning over strict rules. If you're looking for the chance to innovate and help millions of small independent merchants succeed - join us!

Curious to know how it feels working in the Hardware team? Check out this!

About the role

As an Android Tech Lead in the Hardware tribe you will oversee a range of projects - parts of the SumUp SuperApp which interacts with our card readers, the SumUp Mobile SDK, tap to pay - which allows merchants to accept card payments with their Android devices, and more!

You will be working with a small team of highly skilled android engineers and you will also be part of and collaborate on a global level with the broader Mobile chapter. 

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

• Boost delivery of planned work (whatever is impactful and moves the needle)
• Raise the bar on the technical side (including managing tech debt and roadmap)
• Input on unplanned work when it comes in, help with steering, advise on complexity/achievability, etc.
• Have a keen eye on operations, opportunities for improvement (e.g better observability, tooling, etc.)
• Run the Android Mobile Chapter (currently 6 engineers), design & architecture discussions included

You'll be great for this position if:

• You have been working in the Android domain for more than 7 years.
• You have hands-on experience building mobile applications of similar complexity to SumUp’s Super App.
• You are proficient with Kotlin, Java and the Android framework.
• You understand testing principles, including the importance of testing, and the ability to write robust and adaptable tests.
• You care about user interaction and usability, and have a keen eye for detail
• You are committed  to writing clean code while being adaptable and pragmatic when necessary.
• You are willing to seek assistance from Google or colleagues when faced with challenges beyond one's expertise.

Nice to have:

• You have experience with building and releasing SDKs.

Why you should join SumUp

• The opportunity to work on large scale fintech products used by millions of small businesses around the world
• A dedicated annual Learning & Development budget for attending conferences and/or advancing your career through further education
• Enrollment onto our virtual stock ownership program - you will own a stake in SumUp’s future success
• A corporate pension scheme 
• 28 days’ paid leave
• You’ll attend global offsites and/or hackathons.
• You'd enjoy other great benefits such as Urban Sports Club subsidy, Kita placement assistance, subsidized office lunches and other location-tailored benefits, Babbel language platform subscription and more!

About SumUp

We believe in the everyday hero.

Small business owners are at the heart of all we do, so we create powerful, easy-to-use financial solutions to 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, color, 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.

Job Application Tip

We recognise that candidates feel they need to meet 100% of the job criteria in order to apply for a job. Please note that this is only a guide. If you don’t tick every box, it’s ok too because it means you have room to learn and develop your career at SumUp.