This posting is for a Senior Java Developer with 8+ years of experience for a 9-month contract role in the United States, remote. The role requires a bachelor's or master's degree in Software Engineering or Computer Science, strong ability to learn new technologies, and experience in the payment processing industry, including POS systems, EMV, ISO8583, BNPL integrations, payment gateways, HSMs, JPOS, and JavaPOS.
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