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About the RoleWe are looking for a highly skilled Senior Software Engineer with at least 10 years of professional experience in building high-performance transaction processing systems. The ideal candidate will have deep expertise in C++ and a strong working knowledge of Java, comfortable navigating large, complex codebases. In this role, you will be instrumental in designing and delivering scalable, secure, and compliant solutions for our core payments and accounting platforms. Experience in the Payments, Accounting, or Financial Services domain is a plus.
ResponsibilitiesLead the design, development, and maintenance of real-time payments, clearing, and settlement systems using C++ and Java.
Architect and optimize solutions for transaction throughput, concurrency, and low-latency processing.
Implement accounting logic, ledger management, and reconciliation workflows to ensure accuracy and compliance.
Integrate with payment networks (e.g., ACH, SWIFT, card networks) and external financial systems.
Collaborate with Product, QA, Compliance, and Infrastructure teams to deliver reliable and audit-ready systems.
Ensure adherence to security, regulatory (PCI-DSS, SOX), and data privacy standards.
Conduct code reviews, mentor engineers, and drive best practices in design and development.
Troubleshoot, debug, and resolve complex production issues in mission-critical financial applications.
Stay current with emerging fintech technologies and industry standards (ISO 20022, PSD2, real-time payments).
10+ years of professional software development experience.
Strong expertise in C++ (C++11/14/17 or newer), including multi-threading, memory management, and performance optimization.
Solid working knowledge of Java (Core Java, concurrency, JVM fundamentals).
Hands-on experience with financial systems, preferably in payments, accounting, clearing, or settlement.
Strong foundation in data structures, algorithms, OOD, and design patterns.
Proficiency with databases (RDBMS and or NoSQL Distributed).
Hands-on experience with consensus algorithms (RAFT, Paxos or equivalent).
Experience in Linux/Unix environments, scripting, and debugging tools.
Experience with distributed systems and event-driven architectures for payments.
Familiarity with modern build/deployment tools .Experience with cloud-native solutions and containerization (Docker, Kubernetes).
Exposure to payment gateways, fraud detection, risk management, or settlement systems is a plus.
Background in ledger accounting principles and reconciliation automation nice to have
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What We Do
eBay Inc. is a global commerce leader that connects millions of buyers and sellers around the world. We exist to enable economic opportunity for individuals, entrepreneurs, businesses and organizations of all sizes. Our portfolio of brands includes eBay Marketplace and eBay Classifieds Group, operating in 190 markets around the world.
We offer sellers the ability to grow a business with little barrier to entry regardless of size, background or geographic location. We never compete with our sellers. We win when our sellers succeed. Buyers who shop on our Marketplace and Classifieds platforms enjoy a highly personalized experience with an unparalleled selection at great value.
