Demo

Senior Full Stack Developer

Harnham
Newport, CA Contractor
POSTED ON 8/5/2026
AVAILABLE BEFORE 9/3/2026

Senior Full Stack Developer


Harnham, the leading recruitment specialist in Data and AI, is currently partnering with a bespoke consultancy servicing a leading client within the advanced hedge fund space. This specialist organization focuses on delivering sophisticated, data-driven technology solutions and works closely with its client to build and enhance critical business applications.

  • Role: Senior Full Stack Developer
  • Location: Newport Beach, CA
  • Pay: $60 -$80 per hour W2 only
  • Length: 6 months
  • Utilization: 40 hr/week
  • Benefits: W2 employees are eligible for health, dental, vision, and 401k benefits.


As a Senior Full Stack Developer, you will join the application development team and play a key role in designing, developing, and maintaining modern enterprise applications. You will work across both front-end and back-end technologies, building scalable solutions that solve complex business challenges while leveraging AI-powered development tools to accelerate delivery and improve software quality.

This is an opportunity to work within a highly technical, data-focused environment supporting innovative projects for a sophisticated financial services client.


Key Responsibilities:

  • Design, develop, and maintain scalable web applications using React and Angular.
  • Build, enhance, and support backend services and REST APIs using C# and .NET.
  • Collaborate with product owners, architects, developers, and business stakeholders to deliver high-quality solutions.
  • Drive application modernization initiatives and implement best practices across the software development lifecycle.
  • Optimize application performance, scalability, and maintainability.
  • Utilize AI-powered development tools such as GitHub Copilot, Claude Code, Cursor, and similar technologies to improve engineering productivity.


Requirements:

  • 7 years of full-stack software development experience.
  • Strong expertise in C# development.
  • Strong experience with .NET development frameworks.
  • Advanced knowledge of React.
  • Advanced knowledge of Angular.
  • Strong JavaScript and TypeScript development experience.
  • Experience designing and developing REST APIs.


If interested, please apply below or contact Ciaran

Salary : $60 - $80

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