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
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Write robust, scalable, and high-performance object-oriented code using Java (or C#).
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Contribute to microservices and REST API development using Spring Boot.
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Build automated unit, integration, and end-to-end tests.
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Learn DevOps practices, including CI/CD pipelines, containerization, and observability.
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Participate in agile ceremonies and code reviews with a focus on learning and growth.
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Collaborate with product managers, UX designers, and cross-functional engineers to implement new features.
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Support production applications with guidance from senior engineers, monitor live systems, and participate in incident resolution.
Experience you’ll bring
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1–3 years of professional software development experience.
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Bachelor’s degree in Computer Science or a related field.
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Strong understanding of object-oriented programming, data structures, and algorithms.
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Exposure to backend development, especially with RESTful APIs and relational databases.
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Familiarity with development tools like Git, Jenkins, and basic containerization (Docker).
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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
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What We Do
We simplify complex payment systems for fleets, corporate payments, and healthcare—unlocking insights, opportunities, and efficiencies to give you greater control of your business.
Powered by the belief that complex payment systems can be made simple, WEX (NYSE: WEX) is a leading financial technology service provider across a wide spectrum of sectors, including fleet, travel and healthcare. WEX operates in more than 10 countries and in more than 20 currencies through approximately 4,900 associates around the world. WEX fleet cards offer approximately 14 million vehicles exceptional payment security and control; our travel and corporate solutions business processes over $35 billion of purchase volume annually; and the WEX Health financial technology platform helps 343,000 employers and more than 28 million consumers better manage healthcare expenses.
