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6 senior software engineer backend jobs found in Springfield

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Springfield senior software engineer backend
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Humana
Full Stack Engineer
Humana Springfield, IL
Become a part of our caring community and help us put health first The Full Stack Engineer 2 Performs software engineering activities in all layers of the stack, from setting up the database to programming in the back-end and the appearance at the front-end. The Full Stack Engineer 2 work assignments are varied and frequently require interpretation and independent determination of the appropriate courses of action. The Full Stack Engineer (Level 2) is a hands-on engineering role focused on maintaining, enhancing, and modernizing an existing, long-standing enterprise application. This position requires strong proficiency in Windows Forms and .NET technologies, along with solid full-stack development skills across backend services, frontend frameworks, and Oracle databases. The engineer will work directly within a mature codebase to improve performance, stability, and maintainability while supporting offshore developers through collaboration, code reviews, and shared...

Mar 30, 2026
Humana
Senior Full Stack Engineer
Humana Springfield, IL
Become a part of our caring community and help us put health first The Senior Full Stack Engineer Performs software engineering activities in all layers of the stack, from setting up the database to programming in the back-end and the appearance at the front-end. The Senior Full Stack Engineer work assignments involve moderately complex to complex issues where the analysis of situations or data requires an in-depth evaluation of variable factors. Position Overview : The Senior Full Stack Engineer is a hands-on technical role responsible for maintaining, enhancing, and modernizing existing application. The role requires strong expertise in technologies-especially Windows Forms-along with modern full-stack engineering skills in .NET, JavaScript frameworks, and Oracle. The engineer will work directly on the existing codebase, improving performance, stability, and maintainability while guiding an offshore team through best practices, remediation strategies, and incremental...

Mar 28, 2026
Or
Senior Software Engineer (IC3) - US Citizenship Required
Oracle Springfield, IL
Job Description Oracle Health Patient Accounting comprises of a portfolio of SaaS products and services designed to fully automate insurance and patient billing while providing a first-class experience for end users. We operate with an AI-first engineering culture - engineers are expected to use AI-assisted approaches to accelerate delivery and improve quality across system design, coding, testing, documentation, and operations. We are seeking a Senior Software Engineer (IC3) to design, develop, and operate backend services and platform components to provide secure, scalable, and highly available services for our end customers. You will have the opportunity to work across the complete SDLC from architecture, development, testing, first class monitoring, to production. Responsibilities Key Responsibilities Design and implement backend services and APIs. Deliver features end-to-end: requirements clarification, technical design, implementation,...

Mar 28, 2026
Or
Senior software engineer
Oracle Springfield, IL
Job Description Oracle Health Patient Accounting comprises of a portfolio of SaaS products and services designed to fully automate insurance and patient billing while providing a first-class experience for end users. We operate with an AI-first engineering culture - engineers are expected to use AI-assisted approaches to accelerate delivery and improve quality across system design, coding, testing, documentation, and operations. We are seeking a Senior Software Engineer (IC3) to design, develop, and operate backend services and platform components to provide secure, scalable, and highly available services for our end customers. You will have the opportunity to work across the complete SDLC from architecture, development, testing, first class monitoring, to production. Responsibilities Key Responsibilities Design and implement backend services and APIs. Deliver features end-to-end: requirements clarification, technical design, implementation,...

Mar 28, 2026
Or
Senior Software Developer - Oracle Health, US citizenship required
Oracle Springfield, IL
Job Description Role Summary Oracle Health Platform Engineering builds core platform capabilities that enable Oracle Health teams to deliver secure, scalable, highly available services. We operate with an AI-first engineering culture-engineers are expected to use AI-assisted approaches to accelerate delivery and improve quality across system design, coding, testing, documentation, and operations. We are seeking a Senior Software Developer (IC3) to design, develop, and operate backend services and platform components that improve developer productivity and strengthen platform security and reliability. Location / Work Authorization / Clearance - Role is based in the United States. - U.S. citizenship required due to security clearance requirements. - No visa sponsorship available. - Must be able to obtain and maintain the required security clearance. Responsibilities Responsibilities Key Responsibilities Design and implement backend...

Apr 19, 2026
Or
Senior software developer - oracle health
Oracle Springfield, IL
Job Description Role Summary Oracle Health Platform Engineering builds core platform capabilities that enable Oracle Health teams to deliver secure, scalable, highly available services. We operate with an AI-first engineering culture-engineers are expected to use AI-assisted approaches to accelerate delivery and improve quality across system design, coding, testing, documentation, and operations. We are seeking a Senior Software Developer (IC3) to design, develop, and operate backend services and platform components that improve developer productivity and strengthen platform security and reliability. Location / Work Authorization / Clearance - Role is based in the United States. - U.S. citizenship required due to security clearance requirements. - No visa sponsorship available. - Must be able to obtain and maintain the required security clearance. Responsibilities Responsibilities Key Responsibilities Design and implement backend...

Apr 19, 2026
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