Senior Full Stack Developer

Harnham; Austin (TX); On-site; USD 83,000 - 110,000; Full time

Benefits offered by this job

Health insurance

Dental insurance

Vision insurance

401k

Job summary

Harnham, the leading recruitment specialist in Data and AI, is partnering with a bespoke consultancy servicing a hedge fund client. The Senior Full Stack Developer will design, develop, and maintain modern enterprise applications in a data-focused environment in Austin, TX.

Ideal candidates have 7+ years of full-stack experience with React, Angular, C# and .NET, REST APIs, and be comfortable leveraging AI-powered tools to accelerate delivery. This six-month W2 role offers comprehensive benefits.

Qualifications

• 7+ years of full-stack software development experience.
• Strong experience with .NET development frameworks.
• Advanced knowledge of React.
• Advanced knowledge of Angular.
• Experience designing and developing REST APIs.

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.

Skills

React

Angular

REST APIs

C#

.NET

AI tools

Tools

GitHub Copilot

Claude Code

Cursor

Job description

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: Austin, TX
• Pay: $60 -$80 per hour W2 only
• Length: 6 months
• 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 experience with .NET development frameworks.
• Advanced knowledge of React.
• Advanced knowledge of Angular.
• Experience designing and developing REST APIs.

If interested, please apply below or contact Ciaran