{"schemaVersion":"jobsearcher.job.v1","id":"c23e0d828358e0c6c771ba74","url":"https://jobsearcher.com/jobs/c23e0d828358e0c6c771ba74","canonicalUrl":"https://jobsearcher.com/jobs/c23e0d828358e0c6c771ba74","title":"Senior Java Payment Systems Engineer","description":"Position: Senior Java Payment Systems Engineer.Location: Midwest, USA (Onsite presence required)Duration: Long term contractJob SummaryWe are looking for an experienced Senior Java Payment Systems Engineer to design, develop, and support high-volume, real-time payment processing applications. The ideal candidate will have strong hands-on experience with payment switching platforms, transaction processing, and enterprise Java development.This role involves building secure, scalable, and high-performance payment solutions while supporting mission-critical financial transaction systems.Required Skills8+ years of hands-on experience in Java application development.Strong experience working with payment transaction processing or payment switching systems.Expertise in Core Java, Java 8/11/17, Spring Boot, and Microservices.Experience developing RESTful APIs and enterprise integrations.Strong understanding of the payment transaction lifecycle.Knowledge of ISO 8583 messaging standards.Experience with card payments, EMV, ATM, and POS transaction flows.","company":"Excelon Solutions","rawCompany":"excelon solutions","city":"South Bend","state":"IN","isRemote":false,"isActive":false,"createdAt":"2026-08-22T12:05:07.227Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1251.00","title":"Computer Programmers","slug":"computer-programmers"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"}],"industries":[{"code":"522320","title":"Financial Transactions Processing, Reserve, and Clearinghouse Activities","slug":"financial-transactions-processing-reserve-and-clearinghouse-activities"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Senior Java Payment Systems Engineer","description":"Position: Senior Java Payment Systems Engineer.Location: Midwest, USA (Onsite presence required)Duration: Long term contractJob SummaryWe are looking for an experienced Senior Java Payment Systems Engineer to design, develop, and support high-volume, real-time payment processing applications. The ideal candidate will have strong hands-on experience with payment switching platforms, transaction processing, and enterprise Java development.This role involves building secure, scalable, and high-performance payment solutions while supporting mission-critical financial transaction systems.Required Skills8+ years of hands-on experience in Java application development.Strong experience working with payment transaction processing or payment switching systems.Expertise in Core Java, Java 8/11/17, Spring Boot, and Microservices.Experience developing RESTful APIs and enterprise integrations.Strong understanding of the payment transaction lifecycle.Knowledge of ISO 8583 messaging standards.Experience with card payments, EMV, ATM, and POS transaction flows.","datePosted":"2026-08-22T12:05:07.227Z","dateModified":"2026-08-22T12:05:07.227Z","hiringOrganization":{"@type":"Organization","name":"Excelon Solutions","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"South Bend","addressRegion":"IN","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"c23e0d828358e0c6c771ba74"},"url":"https://jobsearcher.com/jobs/c23e0d828358e0c6c771ba74"}}