Software Development Engineer

Posted:
1/13/2026, 4:00:00 PM

Location(s):
São Paulo, State of São Paulo, Brazil ⋅ State of São Paulo, Brazil

Experience Level(s):
Junior

Field(s):
Software Engineering

Workplace Type:
Remote

Software Development Engineer

Description:

WEX Inc. is a leading and growing global provider of payment processing, information

management and fleet card payment solutions. We hire people who share our passion for continuous innovation and client service that is unparalleled in the industry. If you are looking for a growing career – come be part of WEX today!

About the Role:

As a Software Development Engineer, you will play a crucial role in enhancing our customer experience by developing and maintaining a unified login experience leveraging SSO technology. You will be working on a cutting-edge project with the opportunity to learn and augment many different applications in order to streamline our customers' access to multiple applications, reducing friction and improving overall satisfaction.

Key Responsibilities:

  • Design, develop, and implement robust and scalable applications

  • Integrate with SSO technologies to provide a seamless login experience

  • Work closely with cross-functional teams to understand business requirements and translate them into technical solutions 

  • Troubleshoot and resolve complex technical issues

  • Write clean, maintainable, and well-documented code

  • Stay up-to-date with the latest technologies and industry trends

Qualifications:

Must Have:

  • 2+ years of experience with .NET Core and C#

  • Experience in developing automated unit and integration tests

  • Strong understanding of object-oriented programming principles

  • Experience with web development frameworks

  • Proficiency in SQL and database design

  • Experience with SSO technologies (e.g., OAuth, SAML)

  • Strong problem-solving and debugging skills

  • Excellent communication and collaboration skills

  • Experience with cloud platforms (e.g. AWS)

  • Experience with microservices architecture

Nice to Have:

  • Knowledge of Python and Java

  • Knowledge of frontend technologies (e.g. Angular)

  • Experience with CI/CD pipelines and DevOps practices

  • Experience with Okta or Auth0

  • Exposure to event driven architecture

If you are a passionate developer who is excited about building innovative solutions, we encourage you to apply.

Wex

Website: https://www.wexinc.com/

Headquarter Location: Portland, Maine, United States

Employee Count: 5001-10000

Year Founded: 1983

IPO Status: Public

Last Funding Type: Post-IPO Debt

Industries: Financial Services ⋅ FinTech ⋅ Payments ⋅ Software