Senior Full-Stack Software Engineer

Senior Full Stack Engineer

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.

As a Senior Full Stack Engineer, you will help modernize digital banking for credit unions by building scalable, cloud-native applications. You'll deliver end-to-end features across APIs, web UI, and data pipelines, contributing to architecture while working collaboratively across teams.

This is a remote position and candidates must live within approximately a 70-mile radius of our office locations in Allen, TX; Lenexa, KS; Springfield, MO; Monett, MO; Louisville, KY; Charlotte, NC; Cedar Falls, IA; or Birmingham, AL.

This position is not eligible 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:

• Design and deliver full-stack features (microservices, APIs, web UI, and data pipelines) with minimal guidance
• Build backend services using Go and event-driven architectures (e.g., Pub/Sub)
• Develop modern web UI using TypeScript and native web components
• Implement data pipelines using Python and GCP services (e.g., Dataflow, BigQuery)
• Collaborate cross-functionally to deliver customer-focused solutions
• Contribute to architecture and mentor junior engineers
• Deploy and operate applications using existing IaC and CI/CD processes in GCP
• Performs and may lead system analysis and programming activities which may require research and timely, effective, and quality delivery of software into production.
• Performs, and may lead, technical/engineering support for new and existing applications from code delivery until the retirement of the application.
• Develops, tests and reviews 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. May review code created by less experienced team members.
• Collaborates with QA team to ensure timely delivery of high-quality products.
• Performs, and may lead, work with cross-team as projects dictate.
• Works on, and may lead, critical tasks and deliverables with no assistance, and sets and updates expectations on size, scope, and timelines.
• Participates in and may lead team in cross-functional meetings and discussions.
• Creates required technical documentation.
• Stays updated with emerging technologies and industry trends, recommending innovative solutions to improve software development processes.
• Adheres to documented departmental and corporate standards. Participates in the definition and documentation of standards.
• May lead 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 contribute to product architecture.
• May perform other job duties as assigned.

What you'll need to have:

• Minimum of 6 years' experience in software development
• Experience with microservices and distributed systems in production environments
• Experience building modern web applications
• Hands-on experience with a public cloud platform (GCP, AWS, or Azure)

What would be nice for you to have:

• Experience with Go, TypeScript, and/or Python
• Familiarity with GCP services (Kubernetes, Pub/Sub, Spanner, BigQuery, Dataflow, Composer)
• Experience with streaming/event-driven architectures and containerized deployments
• Experience in financial services or digital banking
• Ability to deliver end-to-end features with strong ownership
• Strong collaboration, communication, adaptability, and customer focus
• In-depth knowledge in the following areas:
• Software development methodologies
• Domain and industry knowledge
• Awareness of business issues as they impact overall project plans
• Ability to lead complex and diverse projects.
• Ability to demonstrate good judgment in selecting methods and techniques for obtaining solutions.
• Strong skills in the following areas:
• Software design and implementation
• Analysis and design at multiple-project level
• Research, analysis and problem resolution
• Communication and interpersonal skills
• Strong organization and time management skills
• Excellent knowledge in all phases of the development cycle including concept, technical design, prototype, code development, testing, release to QA and/or implementation
• Ability to manage and prioritize multiple tasks, with no assistance, while remaining flexible to changing requirements.
• Ability to provide task estimates including effort and cost; adjusts estimates as needed.

If you got this far, we hope you're feeling excited about this opportunity. Even if you don't feel you meet every single requirement on this posting, we still encourage you to apply. We're looking for passionate, driven individuals who align with our mission and can bring unique perspectives to our team.

Why Jack Henry?

At Jack Henry, we live by the motto: "Do the right thing, do whatever it takes, and have fun." It's more than a tagline, it's the foundation of our culture. We recognize that our associates are the key to our success, and we're deeply committed to their wellbeing. That's why we offer comprehensive benefits designed to support your physical, mental, and financial health so you can thrive both personally and professionally.

We're also leading the way in technology modernization, helping financial institutions evolve with speed, security, and flexibility. Our strategy focuses on delivering secure data access, mitigating fraud, and enabling seamless integration. Empowering our teams to build innovative solutions that meet the evolving needs of accountholders.

Culture of Commitment

Ask our associates why they love Jack Henry, and many will tell you it is because our culture is exceptional. We do great things together. Our culture empowers us to rise to challenges, seek new opportunities, and support one another through change. It's this shared commitment that drives our success. We're proud to foster an environment where inclusion, sustainability, and community impact are more than values, they're how we operate. Visit our Corporate Sustainability site to learn more about our culture and commitment to our people, customers, community, environment, and shareholders.

Equal Employment Opportunity

At Jack Henry, we know we are better together. We value, respect, and protect the uniqueness each of us brings. Innovation flourishes by including all voices and makes our business - and our society - stronger. Jack Henry is an equal opportunity employer and we are committed to providing equal opportunity in all of our employment practices, including selection, hiring, performance management, promotion, transfer, compensation, benefits, education, training, social, and recreational activities to all persons regardless of race, religious creed, color, national origin, ancestry, physical disability, mental disability, genetic information, pregnancy, marital status, sex, gender, gender identity, gender expression, age, sexual orientation, and military and veteran status, or any other protected status protected by local, state or federal law.

No one will be subject to, and Jack Henry prohibits, any form of discipline, reprisal, intimidation, or retaliation for good faith reports or complaints of discrimination of any kind, pursuing any discrimination claim, or cooperating in related investigations.

Requests for full corporate job descriptions may be requested through the interview process at any time.

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