WEX
Software Development Engineer 1 (SDE1) — International Mobility
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Job Description
- Req#: R16525
Write robust, scalable, and high-performance object-oriented code using Java (or C#).
Contribute to microservices and REST API development using Spring Boot.
Build automated unit, integration, and end-to-end tests.
Learn DevOps practices, including CI/CD pipelines, containerization, and observability.
Participate in agile ceremonies and code reviews with a focus on learning and growth.
Collaborate with product managers, UX designers, and cross-functional engineers to implement new features.
Support production applications with guidance from senior engineers, monitor live systems, and participate in incident resolution.
1–3 years of professional software development experience.
Bachelor’s degree in Computer Science or a related field.
Strong understanding of object-oriented programming, data structures, and algorithms.
Exposure to backend development, especially with RESTful APIs and relational databases.
Familiarity with development tools like Git, Jenkins, and basic containerization (Docker).
Curiosity, willingness to learn, and commitment to high-quality engineering practices.
Tech Stack
Java • Spring Boot • REST APIs • Kafka • PostgreSQL • Docker • Kubernetes • AWS • gRPC • CI/CD • Git • Prometheus • Grafana
About the Team/Role
This role is critical in building the technology that powers mobility payment systems used by fleets across Europe and Asia Pacific. As a Software Development Engineer 1 (SDE1) in WEX’s International Mobility Engineering organization, you’ll work on backend systems that power our global fleet and mobility payments solutions across EU and APAC. This is an entry-level position designed for engineers who are passionate about learning, building scalable software, and growing in a collaborative, global team.
How you’ll make an impact
Experience you’ll bring
About the company
We simplify complex payment systems for fleets, corporate payments, and healthcare—unlocking insights, opportunities, and efficiencies to give you greater control of your business.