{"schemaVersion":"jobsearcher.job.v1","id":"80addcd6453fe49e49635f42","url":"https://jobsearcher.com/jobs/80addcd6453fe49e49635f42","canonicalUrl":"https://jobsearcher.com/jobs/80addcd6453fe49e49635f42","title":"Senior Java Payment Systems Engineer","description":"Location: Midwest, USA (Onsite presence required)\nDuration: Long term contract\nJob Summary\nWe 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.\nThis role involves building secure, scalable, and high-performance payment solutions while supporting mission-critical financial transaction systems.\nRequired Skills\n8+ years of hands-on experience in Java application development.\nStrong experience working with payment transaction processing or payment switching systems .\nExpertise in Core Java, Java 8/11/17, Spring Boot, and Microservices.\nExperience developing RESTful APIs and enterprise integrations.\nStrong understanding of the payment transaction lifecycle.\nKnowledge of ISO 8583 messaging standards.\nExperience with card payments, EMV, ATM, and POS transaction flows.\n\n#J-18808-Ljbffr","company":"Excelon Solutions","rawCompany":"excelon solutions","city":"Indiana","state":"PA","isRemote":false,"isActive":false,"createdAt":"2026-08-31T03:11:42.527Z","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":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Senior Java Payment Systems Engineer","description":"Location: Midwest, USA (Onsite presence required)\nDuration: Long term contract\nJob Summary\nWe 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.\nThis role involves building secure, scalable, and high-performance payment solutions while supporting mission-critical financial transaction systems.\nRequired Skills\n8+ years of hands-on experience in Java application development.\nStrong experience working with payment transaction processing or payment switching systems .\nExpertise in Core Java, Java 8/11/17, Spring Boot, and Microservices.\nExperience developing RESTful APIs and enterprise integrations.\nStrong understanding of the payment transaction lifecycle.\nKnowledge of ISO 8583 messaging standards.\nExperience with card payments, EMV, ATM, and POS transaction flows.\n\n#J-18808-Ljbffr","datePosted":"2026-08-31T03:11:42.527Z","dateModified":"2026-08-31T03:11:42.527Z","hiringOrganization":{"@type":"Organization","name":"Excelon Solutions","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Indiana","addressRegion":"PA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"80addcd6453fe49e49635f42"},"url":"https://jobsearcher.com/jobs/80addcd6453fe49e49635f42"}}