Principal Engineer

Frost

Principal Engineer at Frost bank leading architectural evolution and mentoring engineering teams. Collaborating on technical solutions to enhance banking systems and ensure security practices.

Posted 4/22/2026full-timeSan Antonio • Texas • 🇺🇸 United StatesLeadWebsite

Tech Stack

Tools & technologies

Distributed SystemsGoJavaPython

About the role

Key responsibilities & impact

Lead changes in architecture, methodology or programming procedures by defining and evolving architectural direction, ensuring solutions are scalable, secure, resilient, and aligned with longer-term maintainability
Assist in crafting the strategic technical and architectural direction for programming functions by guiding complex, cross-team initiatives, clearly articulating tradeoffs, risks, and design approaches aligned with enterprise standards
Design and implement efficient algorithms and new approaches for banking systems, influencing the development of high-performance and resilient platforms that support critical business capabilities and perform under stress
Drive the development of elegant solutions to complex problems by coaching teams to design domain-aligned services, emphasizing clear ownership boundaries, well-defined integration contracts, minimal coupling, and responsible management of technical debt
Act as a prime consultant on large initiative that influence the organizations long-term goals by establishing engineering guardrails, reviewing solution designs, and reinforcing best practices in security, resiliency, observability, and operational readiness
Acquire detailed specifications from business users and development teams to ascertain specific output by translating business intent into technically sound designs
Mentor and influence engineers across teams, raising the overall technical bar without relying on direct authority
Partner across engineering, product, and security to align priorities and remove delivery friction
Always take action using Integrity, Caring, and Excellence to achieve all-win outcomes

Requirements

What you’ll need

Master’s degree in Computer Science, Engineering, in a related field, or equivalent experience
Demonstrated ability to develop technical solutions, typically requiring a minimum of 8 years of experience
Strong experience with enterprise languages such as Java, Python, Go, or C#
Demonstrated experience independently identifying issues and designing solutions within domain-oriented, service-based architectures
Proven ability to designing and influencing architecture across large-scale, distributed systems
Experience leading and mentoring multiple teams and efforts
Experience building systems in regulated environments with a strong understanding of secure engineering practices
Current knowledge of emerging market trends, reliability practices, and development frameworks that improve application security
Strong understanding of commonly used concepts, practices, and procedures associated with programming

Benefits

Comp & perks

Medical, dental, vision, long-term disability, and life insurance
401(k) matching
Generous holiday and paid time off schedule
Tuition reimbursement
Extensive health and wellness programs, including our Employee Assistance Program
Referral bonus program + more!

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

JavaPythonGoC#algorithm designservice-based architecturedistributed systemssecure engineering practicesapplication securitytechnical solution development

Soft Skills

leadershipmentoringcommunicationcollaborationproblem-solvingcoachinginfluenceintegritycaringexcellence

Certifications

Master’s degree in Computer ScienceMaster’s degree in Engineering