Demo

Sr Software Developer, API Integration

First Bank
St Louis, MO Full Time
POSTED ON 12/31/2025
AVAILABLE BEFORE 1/30/2026

Position Details

We are seeking a Senior Software Developer with deep expertise in API integration, AI operations, automation and RPA, data migration, and workflow optimization using the Microsoft Power Platform. This role is pivotal in driving digital transformation across banking and financial services operations, ensuring secure, compliant, and scalable solutions.

Key Responsibilities

  • Design and implement secure, scalable APIs to connect internal banking systems with third-party platforms, ensuring compliance with financial data standards and data models.
  • Incorporate AI solutions with automation to streamline operational workflows for business and IT processes. Identify and implement AI solutions to optimize our financial services operations, client experience and insights.
  • Provide leadership and development of intelligent automation solutions using Microsoft Power Apps, Power Automate and RPA tools to streamline repetitive financial processes.
  • Provide support and development within a variety of Microsoft Platforms such as SharePoint, and Teams.
  • Design and implement complex data migration solutions across legacy and modern systems, ensuring data integrity, encryption, and regulatory compliance (e.g., GDPR, GLBA).
  • Build and enhance business workflows using Microsoft Power Platform (Power Apps, Power Automate, Power BI, AI Builder, Power Virtual Agents) to improve operational efficiency and customer experience.
  • Work closely with information security, compliance, risk, and business units to align technical solutions with financial regulations and business goals.
  • Provide technical leadership and mentorship to junior developers and cross-functional teams.


Required Skills & Experience

  • 5 years of DevOps or Software Development experience in financial services or banking environments.
  • Strong proficiency in API development and integration (JSON, REST, GraphQL).
  • Hands-on experience with AI/ML operations and integrating AI into operations.
  • Proven expertise in RPA tools (e.g., Nintex, Foxtrot, FIS (EPIC), Power Automate Desktop, UiPath).
  • Experience with secure data migration and ETL processes in regulated environments.
  • Advanced knowledge of Microsoft Power Platform and its components.
  • Excellent analytical, communication, and documentation skills.
  • Basic knowledge and understanding of the SDLC process.
  • Experience with Azure services (Logic Apps, Functions, Cognitive Services).
  • Familiarity with DevOps practices and CI/CD pipelines in regulated environments.

Nice to Have

  • Microsoft Certified: Power Platform Solution Architect Expert
  • Microsoft Certified: Power Platform Developer Associate
  • Knowledge of financial transaction systems, core banking platforms, or fintech APIs.

About Us

Be a part of a growing company that is truly committed to its employees and clients. Consider joining the First Bank family. As a member of our family, you are part of one of the largest independent banks in the U.S. We are proud of our growth and success over the past 100 years and look forward to a bright and promising future.

Diversity

At First Bank one of our biggest strengths is the diversity of our people. Our mission is to capitalize on the diversity of our associates and promote personal and professional development throughout every area of the organization. We encourage diversity by actively seeking employees from various backgrounds, walks of life, and job skills. We strongly encourage you to apply whenever a First Bank job opportunity interests you.

First Bank is a VEVRAA Federal Contractor and an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or protected Veteran status.

At First Bank, we embrace a hybrid work environment include at least three full days in the office with more or all in-office days expected of our client facing teams and the groups that support them in the business.

Additional Details

The range for this role takes into account many factors that First Bank considers when making hiring decisions, including but not limited to, prior experience, skill set, training, and other internal business and organizational factors. First Bank generally does not hire at or near the top of the range below. The range is driven by the geographic location of our estimated hiring location; however, the specific range may vary depending on the geographic location for remote positions. Compensation decisions depend on the specific facts and circumstances of each hiring instance. A reasonable estimate of the current pay: $110,000 - $140,000

Salary : $110,000 - $140,000

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