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Community Financial System, Inc. Logo

Senior Application Developer

Community Financial System, Inc.

$72,000 - $124,686
Sep 19, 2025
De Witt, NY, US
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Community Financial System, Inc. (CFSI) is looking to solve the problem of developing, testing, deploying, and maintaining new and existing custom software applications, including desktop/mobile/web/cloud applications, system integration processes, database instances, and other software projects to provide high-quality financial services and products to their customers.

Requirements

  • Strong programming skills in C-Sharp, Javascript with experience in Javascript frameworks like Next.js and React.
  • Experience with SQL databases, such as Microsoft SQL Server, and/or No-SQL database platforms.
  • Experience developing and consuming web service APIs.
  • Experience with cloud providers such as Microsoft Azure.
  • Experience with AI tools like Cursor, Github Copilot, etc.
  • (Preferred) Experience with modern UI frameworks.
  • A strong understanding of Object Oriented Design principles.

Responsibilities

  • Responsible for designing, developing, testing, deploying and maintaining new and existing custom software applications, including desktop/mobile/web/cloud applications, system integration processes, database instances, and other software projects.
  • Lead software development lifecycle efforts including requirements gathering, design, prototyping, implementation, testing, deployment, and documentation of new and existing software projects.
  • Contribute to the technical direction of the team and provide technical subject matter expertise.
  • Maintain proficient knowledge of and demonstrate ongoing compliance with all laws and regulations applicable to this position, ensure ongoing adherence to pertinent policies, procedures, and internal controls, and meet all job-specific training requirements in a timely fashion.

Other

  • Bachelor’s or Master’s degree in Software Development or related field with programming related courses or equivalent.
  • All applicants must be 18 years of age or older
  • Strong communication skills.
  • Ability to work effectively in a team environment and to multi-task in a fast paced environment.
  • Ability to work independently and remain on task.