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Harrington Starr Linkedin · Posted 20d ago

Senior Software Engineer

New York City, New York, United States

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Indexed description

Senior C# Developer – Onboarding Platforms

US Based | Flexible / Hybrid Working

Permanent Role | $170,000 – $210,000


Harrington Starr has partnered with a leading global financial services organisation, seeking to hire a Senior C# Developer to join a high-performing technology team focused on transforming client onboarding platforms.


This is a high-impact opportunity to play a central role in building next-generation onboarding systems within a complex, regulated environment.


Key Responsibilities:

  • Collaborate with cross-functional teams to shape technical architecture
  • Design and build scalable onboarding web applications
  • Automate manual onboarding workflows and processes
  • Develop maintainable, testable solutions aligned to best practices
  • Translate business requirements into robust technical solutions


Key Skills:

  • 10+ years’ experience with C# and .NET
  • Cloud-based microservices architecture experience (AWS preferred)
  • Docker and containerisation experience
  • CI/CD, DevOps, and Infrastructure as Code (Terraform or equivalent)
  • TDD / BDD and database (SQL / NoSQL) experience


Key Benefits:

  • Competitive base salary + performance bonus
  • Total compensation up to $210,000
  • Comprehensive Medical, Dental & Life Insurance
  • Funded certifications and professional development
  • Flexible hybrid working model


To apply, please submit your application via the provided link or reach out directly to arrange a confidential discussion.

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