Software Engineer - Lumin Digital

  • CFS
  • Grand Rapids, Michigan
  • 04/18/2026
Full time Information Technology Telecommunications Java SQL Python Software Engineer

Job Description

Software Engineer - Lumin Digital
Job Type: Full-time Permanent
Salary: $100,000-$150,000 (+Bonus)
Benefits: 401k w/ 10% match, Generous PTO, Maternity/Paternity Leave, Comprehensive medical, dental, and vision plans
Overview of the Role: The Software Engineer is responsible for developing, customizing, and enhancing a digital banking platform using the Lumin Digital SDK. This role works closely with internal technical teams and external partners to gather requirements, implement platform improvements, and deliver high quality, scalable software solutions. The position requires hands on programming capabilities, strong analytical thinking, and the ability to support and troubleshoot digital banking applications throughout the development lifecycle.
Key Responsibilities of the Software Engineer:

  • Serve as the subject matter expert for the Lumin Digital SDK, leading the development and configuration of SDK based applications.

  • Translate technical needs from internal teams and external vendors into scalable implementation plans.

  • Develop, maintain, test, and optimize digital banking applications and supporting internal software tools.

  • Conduct requirement analysis to identify bugs, enhancements, and areas for optimization.

  • Collaborate with project managers, QA testers, developers, and integration partners to ensure successful delivery.

  • Troubleshoot and resolve complex technical issues during implementation and in production support environments.

  • Provide guidance and training to internal development staff on SDK usage and best practices.

  • Maintain and update existing programs as part of ongoing support responsibilities.


Required Qualifications of the Software Engineer:

  • Lumin Digital SDK experience (must have and non negotiable).

  • Bachelor's degree in Computer Science, Engineering, or a related field (preferred).

  • Minimum 4 years of programming experience.

  • Proficiency in one or more of the following languages: Symitar PowerOn, Java, Python, SQL, TypeScript, and other proprietary programming languages.

  • Experience with modern development frameworks such as React, Angular, .NET, Bootstrap, Spring, Django, and MySQL.

  • Familiarity with cloud native technologies including Docker, Kubernetes, ArgoCD, Kibana, JSON Web Tokens, and AWS.

  • Strong understanding of SDKs, APIs, and integration frameworks.

  • Experience with Azure DevOps (branching, merging, pull requests).

  • Excellent debugging, analytical, and problem solving skills.

  • Ability to work both independently and collaboratively within cross functional teams.


Preferred Experience of the Software Engineer:

  • Symitar PowerOn programming.

  • Understanding of digital banking platforms and fintech integrations.

  • Experience with macOS for digital/mobile application development.