Senior C# Full-Stack Engineer (Hybrid, Contractor)

28Stone; Town of Greenwich (NY); Hybrid; USD 110,000 - 165,000; Full time

Job summary

28Stone is a full service custom solutions firm recruiting seasoned engineers for modernization and new system development in financial services contexts. The role emphasizes strong technical judgment and ownership, with a focus on delivery excellence.

Contractor position (C2C) with 7+ years of experience, potential rates $80-$120/hour, and a hybrid work model in the Greenwich, CT area requiring 2-3 days in-office.

Qualifications

• Bachelor’s or Master’s degree in Computer Science, Engineering, or related discipline
• 7+ years of web app development with C# and JavaScript/TypeScript
• Experience building mission-critical business applications
• Ability to work independently and in a team
• Experience with Angular or other web frameworks
• Experience with AWS or other cloud providers is a plus
• Experience with AI development tooling is a plus
• Experience with SQL databases
• Experience with MQ
• Outstanding coding, debugging, and analytical skills
• Good communication skills
• Experience with Source/Version control systems such as Git
• Familiarity with software development best practices

Skills

Web apps with C# & TS

Strong communication

Independent yet team player

Education

Bachelor’s or Master’s in CS/Engineering

Tools

Angular

AWS

AI tooling

SQL databases

MQ

Git

Job description

28Stone is a full service custom solutions firm recruiting seasoned engineers for modernization and new system development in financial services contexts. The role emphasizes strong technical judgment and ownership, with a focus on delivery excellence.

Contractor position (C2C) with 7+ years of experience, potential rates $80-$120/hour, and a hybrid work model in the Greenwich, CT area requiring 2-3 days in-office.