C# .NET Backend Software Developer at Worldline (Halmstad, Sweden)

C# .NET Backend Software Developer at Worldline (Halmstad, Sweden)

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Location: Halmstad, Sweden
Type: Full Time
Created: 2021-08-30 12:57:00

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Are you curious about the fintech world and want to join a company that strives for commercial success within the payments industry? Right now, we need to expand our Instore Product Development team in Halmstad, Sweden, and are looking for a C# .NET Backend Software Developer. Help us build the future of Instore Payments!

You will be part of an experienced development team with complete ownership for a range of instore products from payment terminals to payment gateway systems, customer facing and internal web systems, tools and APIs. Our payment systems serve tens of thousands of merchants with millions of transactions every day for merchants in the Nordics.


Your development skills and interest in end-to-end solutions will strengthen our Payment Gateway DevOps Team and help us deliver even better products to our customers. You are naturally interested in modern technologies and have experience working with different IDEs and languages. We welcome a broad technical background. We follow agile principles with independent teams, and we expect you to be self-driven and to know your craft very well. We believe that communication and collaboration within the team as well as with other teams is key to building things right. We enjoy an open, helpful and cheerful atmosphere.As a C# .NET Backend Software Developer, you will design, code, review, test, document and operate features using technologies like C# .NET, .NET Core, ASP.NET, MariaDB, Redis, RabbitMQ, Logstash, Elasticsearch, Kibana, Grafana, Sensu, PagerDuty, Docker, Swagger, Git, Windows, Linux, TeamCity, Octopus Deploy, Terraform, Puppet and more.


  • You are a fast learner who is eager to challenge yourself every day
  • You are happy to share your skills with your peers
  • You are delivery-focused with a high degree of ownership
  • You are a team player with a positive, humble attitude, but you are also ambitious for yourself and the company you are working for


  • Skilled C# .NET, .NET Core developer
  • Skilled with multiple databases
  • Experience designing and building scalable high-availability systems
  • Experience with test automation
  • Experience with Infrastructure automation tools
  • Experience with continuous integration and continuous delivery
  • Experience with various web technologies
  • Fluent in Swedish and English


  • Experience with payments
  • Familiar with security standards such as PCI-DSS, OWASP, CWE/SANS or similar

Please send us your job application and CV as soon as possible as we are reviewing applications continuously. We can’t wait to hear more about your passions and skills

More reasons to join us:

In addition to joining an international leader in digital transformation, you can also expect an excellent range of benefits.

What’s more, we really value your progress and it’s a top priority to engage, encourage and develop you to help you improve your potential. In fact, we have comprehensive training and development programs in place demonstrating our dedication to developing your career.

Our success comes from strong skills, new insights, diverse points of view and the energy of all women and men from Worldline. Not only do they represent our Human Capital, they are also key players in our success. We make leading our talents a major asset in the success of our business.

Worldline is proud to be an Equal Opportunity employer. We do not discriminate based upon race, religion, color, national origin, sex (including pregnancy, childbirth, or related

medical conditions), sexual orientation, gender identity, gender expression, age, status as an individual with a disability, or other applicable legally protected characteristics.