Software Engineer II

Reposted 2 Days Ago
Be an Early Applicant
Barcelona, Cataluña, ESP
In-Office
Junior
Fintech • Payments
SumUp. Big believers in small business.
The Role
Develop and maintain backend for the Lending product, enhance performance, redesign conversion experience, and integrate with external partners.
Summary Generated by Built In

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. 

Team Description

The Lending team offers a fair, easy, timely, and financially relevant lending experience to small merchants. Empower small business owners to manage their financing independently of the stage of their business, either funding their growth, managing their cash flow,w or covering their operational costs. Enable capital to be available to our merchants and consumers, always and everywhere.

We are looking for new Engineers for our team responsible for developing and maintaining the backend of a critical piece of a lending business: Dunning & Collection. This process is responsible for reaching out our merchants, building repayment plans, and providing alternative payment methods for our customers to stay on track with their financial obligations with SumUp. This includes designing, implementing, and testing new features, as well as improving the performance and scalability of existing ones.

What you’ll do

  • The goal is to improve the functionality and user experience of SumUp's lending platform and to ensure that it meets the needs of our merchants.
  • Design and implement new micro-services to cover different use-cases on Dunning & Collection journey, considering nuances between markets;
  • Improve the performance and scalability of the systems;
  • Design and develop integration with external partners to enable growth.
  • Contribute to the development of a high-performing team.

You’ll be great for this role if

  • 1-3 years of experience as a Software Engineer
  • Experience with Golang or other OOP languages such as Java, Kotlin, Python, etc. 
  • Experience in creating and maintaining simple components in React.
  • Experience with RESTful API design and development.
  • Experience with Git and Git workflows.
  • Experience with SQL and NoSQL databases, such as PostgreSQL

It will be an awesome add

  • Good English communication skills to engage in technical refinements with an international team
  • Experience in a fintech/startup environment

Why you should join SumUp

  • Opportunity to work with a truly global, multicultural team (we are 3000+ people from 93 countries, spread across 4 continents).
  • Learning & development budget for attending conferences and external training
  • Competitive salary package and virtual stock option program
  • Office relaxation activities such as yoga and massages regular brunches, football events, and office parties
  • 23 days paid vacation days
  • Additional health insurance and Multisport card
  • Restaurant ticket
  • An amazing team and work environment that works with passion and purpose to achieve incredible results

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

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.

Skills Required

  • 1-3 years of experience as a Software Engineer
  • Experience with Golang or other OOP languages such as Java, Kotlin, Python
  • Experience in creating and maintaining simple components in React
  • Experience with RESTful API design and development
  • Experience with Git and Git workflows
  • Experience with SQL and NoSQL databases, such as PostgreSQL

SumUp Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about SumUp and has not been reviewed or approved by SumUp.

  • Leave & Time Off Breadth Paid time off is positioned as a standout, including 22 vacation days that increase with tenure, public holidays, a quarterly Wellness Day, special leave, and a fully paid one‑month sabbatical after three years. This combination makes time-off benefits feel notably robust in the overall rewards package.
  • Healthcare Strength Health coverage is described as comprehensive, with medical plan options (including carriers such as Cigna and Kaiser) plus dental and vision. Company-paid life insurance and disability coverage are also part of the protection package in the U.S. materials.
  • Retirement Support Retirement benefits include a published 401(k) match formula that provides an employer match up to a stated cap. The clarity of the match structure supports straightforward evaluation during offer comparisons.

SumUp Insights

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The Company
Boulder, CO
2,750 Employees
Year Founded: 2017

What We Do

SumUp believes that every business should have access to affordable, easy-to-use financial solutions, no matter their size. That’s why more than 3 million businesses worldwide rely on SumUp to run their business. What started out as one card reader has now turned into a range of payment hardware, banking solutions, marketing, and loyalty tools, invoicing, and so much more. From sales and marketing to product and engineering, our cross-functional US team works together to ensure that small business owners can be successful doing what they love.

Why Work With Us

SumUp USA is part of the global SumUp organization that stretches across multiple continents from Berlin to Sao Paulo. Our teams are multicultural, have a collaborative mindset and bold goals. Join our mission if you want to become part of the success story and help empower over 3 million merchants using SumUp already!

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