Software Engineer III

Job Description

It’s about creating solutions that help people.

Do others often ask you for technology advice and assistance? Are you always looking for innovative ways to help people? Do you like having the autonomy to build new solutions from the ground up? If so, being a Software Engineer III at Frost could be the job for you.

As a Software Engineer III at Frost, you are our code guru, not only writing code but understanding the “why” behind it. Our software engineers believe in collaboration, ingenuity, and truly want to drive design and change in the IT realm. In this role, you will be responsible for designing, writing, testing, implementing, supporting, and documenting solutions for assigned programs and applications across the organization.

You welcome a challenge and want to provide next level experiences to every individual that uses our systems.

What you’ll do:

• Design, develop, and maintain robust, scalable, and secure full-stack applications and services for online banking platforms.
• Collaborate with cross-functional teams, including product management, architecture, and QA, to deliver innovative digital banking solutions across web and mobile platforms.
• Actively participate in code reviews, design discussions, and technical decision-making across both frontend and backend components.
• Troubleshoot and resolve complex technical issues in production and non-production environments.
• Optimize applications for maximum speed, scalability, reliability, and user experience.
• Adhere to best practices, coding standards, and maintain comprehensive documentation.
• Stay informed about emerging technologies and industry trends relevant to online banking and full-stack development.
• Apply modern development practices and tools in alignment with team standards.
• 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.

What you’ll need:

• Bachelor’s degree in Computer Science, Engineering, in a related field, or equivalent experience.
• Extensive professional software development experience, with a focus on full-stack development (frontend and backend).
• Extensive experience in mobile development with Swift (iOS) and Kotlin (Android) with a proven track record in designing and building high-quality, user-friendly mobile applications.
• Deep understanding of mobile application architecture, design patterns, performance optimization, and security best practices.
• Experience building RESTful APIs, microservices, and working with relational databases (e.g., Oracle, PostgreSQL).
• Familiarity with security standards, best practices, and regulatory requirements relevant to online banking.
• Solid understanding of containerization technologies like Docker and orchestration tools such as Kubernetes or Open Shift.
• Strong analytical, debugging, and problem-solving skills.

Additional Preferred

Skills:

• Proficiency in backend technologies, specifically Java, and frameworks like Spring.
• Previous experience in banking or fintech industries.
• Hands‑on experience in frontend technologies such as JavaScript and Angular.
• Exposure to cloud platforms like Open Shift, AWS, Azure, or GCP.
• Knowledge of continuous integration and continuous deployment (CI/CD) practices and tools.
• Familiarity with digital banking functionalities such as account management, transaction processing, money movement, entitlements, and customer authentication.
• Understanding of secure coding practices and familiarity with fraud detection and prevention systems.
• Experience with Agile methodologies including Scrum and Kanban.

Our Benefits:

• 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.