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Senior .NET Engineer / Node.js / FinTech Start-Up

Jobs via Dice
Phoenix, AZ Full Time
POSTED ON 4/21/2026
AVAILABLE BEFORE 5/21/2026
Dice is the leading career destination for tech experts at every stage of their careers. Our client, Motion Recruitment Partners, LLC, is seeking the following. Apply via Dice today!

A rapidly growing Series A FinTech start-up in Phoenix, AZ is hiring a Senior .NET Engineer for a full-time position.

In this role, you will lead the migration of their automated trading application from Node.js to .NET, creating a more scalable and robust solution. The ideal candidate has 5 years of experience building greenfield applications at start-ups with strong skills in C#, .NET, Node.js, and SQL.

The company offers a flexible schedule to work four 10-hour days each week with Fridays off and work two days onsite per week.

Required Skills & Experience:

  • Bachelor's in computer science or a related field
  • 5 years of professional software engineering experience
  • C#
  • .NET Core
  • Node.js
  • SQL
  • REST APIs

Plusses:

  • Hands-on experience with AWS or Azure
  • Experience building greenfield applications at start-ups

Benefits:

  • Competitive base salary
  • Medical, dental, and vision coverage
  • 401k match
  • PTO
  • 3 step interview process

Applicants must be currently authorized to work in the US on a full-time W2 basis now and in the future.

Salary.com Estimation for Senior .NET Engineer / Node.js / FinTech Start-Up in Phoenix, AZ
$116,136 to $139,641
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