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Frontend Developer

Paris, Paris, France · Engineering


SumUp is a digital ecosystem dedicated to local entrepreneurs. Our range of solutions answers all our merchants' challenges; from reservations, through click and collect, deliveries and digital payment, to the management of their business thanks to intuitive and comprehensive financial analytics.

In SumUp POS, we are creating the world’s most complete Point of Sale, for all merchants in all businesses. We take care of the details so that merchants can focus on what they do best. We help merchants better connect to their business, to their customers and to each other.

SumUp POS offers more than a cash register, it offers an innovative ecosystem where our POS Tribe of over 400 people in Paris, Milan, Barcelona, Germany and the UK are working hard to go as far as possible and become the European leader in our market.

What you’ll do: 

  • Manage the software lifecycle of our SaaS solution: develop the source code, check the code of other team members, assist in testing and deploying, debugging and fixing issues

  • Contribute to the POS products and solutions, essentially on our SaaS Web solutions, in osmosis with the technical and business teams

  • Contribute to the development of our SaaS solution, as a Frontend engineer

  • Participate in the team's choices and best practices, and guarantee the quality of the solutions proposed to merchants

  • Master a global vision of the product life cycle: understanding business needs, architecture and technical choices, development, testing, CI / CD, fixing, etc

  • Contribute to the development and extension of the functionalities and architecture of POS solutions, deployed in SaaS mode

  • Work with the team in feature team mode, respecting the methods defined together, based on the best standards

  • Collaborate with other teams such as Product Management, QA, DevOps, Customer Care, etc.

  • Contribute to the maintenance, testing strategy and product quality

Your profile:

  • Ideally have a minimum of 5 years of professional experience in Frontend or Fullstack development

  • A good mastering/passion for React and Typescript

  • A good mastering/passion for frontend architectures

  • Knowledge of Rest APIs and WebSockets

  • Knowledge of testing and continuous integration strategies is important

  • Experience with Agile methods is important

  • Extensive experience in ReactJS and Design systems

  • English language skills essential

Why you should join SumUp

  • We’re a truly global team

  • Have full autonomy (for real!) to propose, lead and implement changes that will up our game

  • You will have the freedom to drive your career, own projects and make an impact across the company

  • An amazing team and work environment that works with passion and purpose to achieve incredible results

  • We get together regularly for breakfasts, team events, office parties and sports

Additional Information 💫

  • Start date: As soon as possible

  • Full-time

  • Work office location(s):Flexible Paris, London, Berlin, Milan or Barcelona

  • Remote working: Yes - need to be based in-country location

Meet us! 💬

  •     A intro interview with Tech TA

  •     A first interview by video conference with an Engineering Manager

  •     A video conference interview with our Chapter Tech Leads, including a technical test (no preparation required)

  •     A video conference interview with our CTO

  •     A final with a Sumup Executive Manager

Timescale of interview process: 2/3 weeks.

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 founders 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.



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.