Software Engineer III (Java/SQL backend)

Allen, TXPosted Oct 15, 2026

Job description

At Jack Henry, we’re more than a technology company, we’re a force for good in financial services. We’re redefining how community banks and credit unions connect with the people they serve. Our mission is rooted in people inspired innovation, empowering financial institutions to deliver seamless, secure, and human centered experiences.

We deliver cutting-edge solutions that are paving the way for the next generation of digital banking and payments, but our true impact begins with our associates. If you're ready to help transform an industry and grow with a company that values purpose, collaboration, and excellence then we’d love to meet you. The Software Engineer III participates in the technical design and implementation of new products or enhancements to existing applications, based on business requirements.

This role participates in all phases of the development cycle: concept, technical design, prototype, code development, testing, release to QA and implementation. This position requires cross functional collaboration. This position offers a hybrid work schedule, with team members expected to work onsite at our Allen, TX office one day per week.

This position is ineligible for immigration sponsorship and support. Please do not apply if at any time you will need immigration support now or in the future (i.e., H-1B, PERM). All positions, regardless of location, may require an onsite interview or in-person onboarding requirement to verify your identity. What you’ll be responsible for: Completes product technical design and prototyping, software development, bug verification and resolution.

Performs system analysis and programming activities which may require research and timely, effective, and quality delivery of software into production. Provides technical/engineering support for new and existing applications from code delivery until the retirement of the application. Develops and tests applications based on business requirements and industry best practices.

Uses best practices and standard guidance to create and modify code. Considers how code changes will affect end users and internal teams. Collaborates with QA team to ensure timely delivery of high-quality products. Participates in cross team projects as needed. Works on critical tasks and deliverables with minimal assistance, and sets and updates expectations on size, scope, and timelines.

May represent team in cross-team meetings and discussions. Adheres to documented departmental and corporate standards. Participates in the definition and documentation of standards. Plans unit tests and integration tests to ensure the reliability, security, and performance of developed software. Debugs and troubleshoots issues as they arise, providing timely resolutions.

May perform other job duties as assigned.

Description copied from Jack Henry's careers page. Read the full posting before you apply.

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