Senior Backend Engineer

vor 1 Woche

Berlin, Berlin, Deutschland SumUp Vollzeit 60.000 € - 120.000 € pro Jahr

About the team

SumUp's Point-of-Sale (POS) solution empowers cafes, shops, bars, hair salons, and other businesses to operate efficiently and grow. It offers a wide range of features, including product catalogs, inventory management, business analytics, compliance support, and loyalty tools.

Our Fiscalization team will accelerate making the following countries fiscally compliant: Italy, Sweden, Norway, Belgium, Austria, and many other European countries. They will also start building the path for integrating with third parties and fiscalizing receipts.

As a Senior Backend Engineer, you'll collaborate with a dynamic, cross-functional team of Product Managers, Product Designers, Engineering Managers, and fellow engineers.

About the role

You will be working on secure backend systems to ensure our SumUp's Point of Sale (POS) products are compliant in the different countries in our roadmap. Furthermore, you will work with the Fiscalization squad to understand the challenge in each market to design a unique solution to delivery.

You're a developer who values user-centric design, precision, and seamless collaboration. You bring structure to communication and thrive in a cross-functional environment. 

This is also an onsite role based in Berlin.

What you'll do

  • Build and maintain fiscal compliance solutions to enable SumUp's expansion across Italy, Sweden, Norway, Belgium, Austria, and other European markets.
  • Develop integrations with third-party services for receipt fiscalization and regulatory reporting systems.
  • Navigate SumUp's complex POS ecosystem and master fiscalization frameworks across multiple jurisdictions.
  • Collaborate with distributed squad members and stakeholders across 5+ cities in a hybrid environment.

You'll thrive in this role if:

  • You have 5+ years experience in backend engineering with Java and/or Kotlin.
  • You have a strong understanding of fundamental system architecture, design principles, data modeling, and API design.
  • You have a strong experience with distributed and fault-tolerant systems.
  • You have user-level experience working with AWS and Kubernetes.
  • You have good knowledge of Kafka & Postgres.

Why you should join SumUp

  • 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 + 1 for birthday
  • 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

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.

  • Senior Backend Engineer

    Vor 6 Tagen

    Berlin, Berlin, Deutschland NAVIT Vollzeit 90.000 € - 120.000 € pro Jahr

    We're on a mission to reshape how companies provide Corporate mobility to their employees. As a fast-growing SaaS startup in the mobility tech space, we help modern employers offer smart, flexible, and sustainable commuting solutions to their teams — from public transit to bike leasing and shared mobility services.Backed by forward-thinking investors and...

  • Senior Backend Engineer

    Vor 5 Tagen

    Berlin, Berlin, Deutschland MLabs Vollzeit 120.000 $ - 140.000 $ pro Jahr

    Senior/Lead Backend Engineer - FinTech & Crypto Innovation Location: Remote - Fully remote across Europe - they can do B2B or hire through EoR.Compensation: $120K - $140KWe are looking for a Senior/Lead Backend Engineer obsessed with good architecture, efficiency, and resilience to help us revolutionize the FinTech and crypto industry. This role is for a...

  • Senior Backend Engineer

    Vor 6 Tagen

    Berlin, Berlin, Deutschland Cornelsen Verlag GmbH Vollzeit 70.000 € - 95.000 € pro Jahr

    Die Cornelsen Gruppe mit Hauptsitz in Berlin zählt mit Marken wie Cornelsen, Duden, Cornelsen Experimenta sowie Veritas und dem Verlag an der Ruhr seit mehr als 75 Jahren zu den führenden Anbietern auf dem deutschsprachigen Bildungsmarkt. Mit über 1.600 Mitarbeiter*innen entwickeln wir innovative crossmediale Bildungslösungen von der frühen Kindheit bis...

  • Senior Backend Engineer

    vor 1 Woche

    Berlin, Berlin, Deutschland Choco Vollzeit 60.000 € - 120.000 € pro Jahr

    Choco is on a mission to enable the global food system to become sustainable by optimizing the way food is sold, ordered, distributed, and financed. Our AI-focused software connects distributors with their customers to operate waste-free and efficiently.  A problem of this magnitude requires a massive scale and only the best people will be able to solve it....

  • Senior Backend Engineer

    vor 1 Woche

    Berlin, Berlin, Deutschland Choco Vollzeit 60.000 € - 120.000 € pro Jahr

    Choco is on a mission to enable the global food system to become sustainable by optimizing the way food is sold, ordered, distributed, and financed. Our AI-focused software connects distributors with their customers to operate waste-free and efficiently. A problem of this magnitude requires a massive scale and only the best people will be able to solve it....

  • Senior Backend Engineer

    Vor 5 Tagen

    Berlin, Berlin, Deutschland Bolt Technology Vollzeit 80.000 € - 120.000 € pro Jahr

    We are looking for an experienced Senior Backend Software Engineer to work on unique product challenges: complex algorithms for demand prediction, optimal real-time pricing, routing, fraud detection, distributed systems and much more.About usWith over 200 million customers in 50+ countries, Bolt is one of the fastest-growing tech companies in Europe and...

  • Senior Backend Engineer

    Vor 6 Tagen

    Berlin, Berlin, Deutschland 5d7ae12c-dea7-4c56-a4c0-36b44a14120e Vollzeit 80.000 € - 120.000 € pro Jahr

    We are looking for an experiencedSenior Backend Software Engineerto work on unique product challenges: complex algorithms for demand prediction, optimal real-time pricing, routing, fraud detection, distributed systems and much more.About UsWith over 200 million customers in 50+ countries, Bolt is one of the fastest-growing tech companies in Europe and...

  • Senior Backend Engineer

    Vor 5 Tagen

    Berlin, Berlin, Deutschland Get Your Tech Talent Vollzeit 80.000 € - 120.000 € pro Jahr

    Key job characteristics:On-site/hybrid in BerlinStart ASAPOpen for freelancers as wellDeat Applicant, for one of our client - leading company designing AI automation solutions for business, we are looking for a Senior Backend Engineer (Ruby on Rails). You will play a key role in designing and implementing new features, optimizing existing systems, and...

  • Senior Backend Engineer

    Vor 5 Tagen

    Berlin, Berlin, Deutschland Grover Vollzeit 60.000 € - 100.000 € pro Jahr

    About GroverFounded in 2015, Grover enables consumers and businesses across Europe to subscribe to tech devices and comprehensive technology solutions - from individual smartphones, laptops, and wearables to full corporate device setups. The company offers access to over 1,000 unique tech items on flexible and financially convenient terms. A pioneer of the...

  • Senior Backend Engineer

    Vor 3 Tagen

    Berlin, Berlin, Deutschland A11 Vollzeit 80.000 € - 120.000 € pro Jahr

    As a key growth accelerator, A11 partners with Europe's most ambitious startups and scaleups, corporates and SMBs to connect them with top-tier talent ready to make an impact. Recently, we've paired with one of Project A's newest seed-stage investments to build their Tech Team and are looking for a Senior Backend Engineer (m/f/d) with extensive experience...