About the team / Role
WEX is a global leader in financial technology solutions, simplifying complex payment ecosystems across Fleet, Corporate Payments, and Health & Perks. For further details, do visit www.wexinc.com. We are driving a major technology transformation to modernize our platforms, accelerate innovation, and deliver exceptional customer experiences.
We are seeking a Senior Software Engineer (SDE-3) to contribute to this transformation by designing and building reliable, scalable, and modern services. You’ll help evolve our legacy systems into API-first, modular, and event-driven architectures that enable faster delivery, smarter workflows, and the foundation for agentic, intelligent systems.
How you'll make an impact
As a Level 3 Engineer, you will:
Lead design and development of full-stack solutions, with emphasis on event-driven micro-services, APIs, and data platforms.
Drive iterative modernization, helping decompose monoliths into shared, modular services.
Build reusable capabilities aligned with product-centric domain models.




Contribute to agentic architectures and intelligent automation that power seamless user experiences.
Collaborate with cross-functional teams to deliver measurable business outcomes, not just features.
Mentor junior developers and promote best engineering practices.
Experience you will bring
Design, develop, test, and maintain cloud-ready micro-services and APIs.
Work with streaming data pipelines (Kafka, CDC) to enable real-time insights.
Implement platform-thinking approaches—build reusable, discoverable capabilities.
Ensure quality from the start through automated validation and CI/CD pipelines.
Deliver value iteratively, focusing on finishing and deploying features, not just starting them.
Partner with product and architecture teams to ensure systems are decoupled, scalable, and SaaS mature.
Use monitoring and feedback loops to drive data-informed improvements.
Tackle technical debt proactively, balancing modernization w

📌 Software Development Engineer 3 (Bengaluru)
🏢 Wex
📍 Bengaluru