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Frost

Software Engineer III – Open Banking

Frost

Software Engineer III at Frost creating solutions for Open Banking. Collaborating with teams to provide innovative technology solutions in a 150-year legacy bank.

Posted 7/29/2026full-timeSan Antonio • Texas • 🇺🇸 United StatesMid-LevelSeniorWebsite

Core Competencies

Role fit
Core Competencies

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Demonstrates expertise in Java, SQL, Spring Boot, and Microservices architecture, with a strong foundation in software engineering principles and modern development methodologies. Capable of designing scalable and secure enterprise applications while leading technical discussions and mentoring engineering teams.

Highest-signal resume keywords
JavaSQLSpring BootMicroservices ArchitectureREST API Development

ATS Keywords

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Hard Skills
Software Engineering PrinciplesDesign PatternsEvent-Driven ArchitectureDomain-Driven DesignUnit TestingIntegration TestingTroubleshootingPerformance TuningAPI DesignSecurity Protocols
Soft Skills
Excellent CommunicationCollaborationMentoringTechnical Leadership
Tools & Technologies
DockerKubernetesOpenShiftKafkaRabbitMQJUnitMockitoAPI GatewayAPI Management
Industry Keywords
Enterprise ApplicationsScalable SystemsResiliency PatternsChange Control ProceduresBusiness Requirements

Tech Stack

Tools & technologies
Distributed SystemsDockerJavaJUnitKafkaKubernetesMicroservicesMockitoNoSQLOpenShiftRabbitMQSpringSpring BootSpringBootSQL

About the role

Key responsibilities & impact
  • Design, write, test, implement, and document solutions for assigned program modules
  • Collaborate with and provide technical advice to Product Owners, Business Analysts, and lines of business to estimate level-of-effort, timing, and feasibility, to design new systems based on business requirements, and to optimize system and program functionality
  • Review coding for a group of software engineers to ensure alignment with business needs, change control procedures, and Frost development standards
  • Always take action using Integrity, Caring, and Excellence to achieve all-win outcomes

Requirements

What you’ll need
  • Bachelor’s degree in Computer Science, Engineering, in a related field, or equivalent experience
  • Demonstrated ability to independently identify issues across interrelated programs and systems and develop the appropriate solutions, typically requiring a minimum of 4 years of experience
  • Strong foundation in software engineering principles, design patterns, and modern development methodologies.
  • Proven expertise in Java, SQL, Spring Boot, and Microservices architecture.
  • Experience designing and building scalable, secure, and resilient enterprise applications.
  • Proficient in developing REST APIs, API design, Spring Security, OAuth2/JWT, and service-to-service communication.
  • Experience with event-driven architectures using Kafka or RabbitMQ.
  • Strong knowledge of Domain-Driven Design (DDD) and distributed systems.
  • Hands-on experience with relational and NoSQL databases.
  • Experience with containerization and orchestration using Docker, Kubernetes, or OpenShift.
  • Experience with API Gateway and API Management, including authentication, authorization, routing, rate limiting, and traffic management.
  • Proficient in unit and integration testing using JUnit, Mockito, and related testing frameworks.
  • Strong troubleshooting, debugging, and performance tuning skills across application, platform, and infrastructure layers.
  • Knowledge of resiliency patterns including Circuit Breaker, Retry, Timeout, and Bulkhead.
  • Ability to lead technical design discussions, perform code reviews, mentor engineers, and promote engineering best practices.
  • Excellent communication and collaboration skills with engineering, architecture, security, product, and business stakeholders.

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!