{"schemaVersion":"jobsearcher.job.v1","id":"f2da7a54f97f81d47c09db47","url":"https://jobsearcher.com/jobs/f2da7a54f97f81d47c09db47","canonicalUrl":"https://jobsearcher.com/jobs/f2da7a54f97f81d47c09db47","title":"Senior Full Stack Developer React - Hedge Fund","description":"Senior Full Stack Developer / Engineer (React Python C# .Net) New York to $300,000Do you have expertise with React combined with a strong Python and an appreciation of .Net backend systems?You could be progressing your career in a senior, hands-on role at a Hedge Fund with over $10 billion under management.As a Senior Full Stack Developer you will work on a large scale project to migrate legacy C# .Net code to Python and React across a range of systems. You'll work across the full technology stack, designing and developing high quality software that combines outstanding user experiences with scalable, cloud-native backend services.With a strong focus on React, you'll create responsive, performant user interfaces, transforming complex business workflows into elegant, user-friendly applications. You'll build reusable front-end components while collaborating on application architecture and integrating seamlessly with backend services built in .NET and Python.On the server side, you'll contribute to the development of REST APIs, authentication and security, data services and cloud-based applications, working with technologies including .NET 6+, C#, Python, SQL Server and Redis. You'll also help deliver reliable, production-ready software through automated testing, CI/CD pipelines and modern cloud platforms such as Azure, AWS or GCP.There's a range of Greenfield projects to get stuck into and you'll see the results of your work quickly.Location / WFH: You'll join colleagues in the New York office with flexibility to work from home once a week (Friday); there's a friendly and collaborative environment with casual dress code and a range of facilities.About you: You have experience within a similar financial services environmentYou have strong full stack development experienceYou have strong Python and C# backend skillsYou have expertise with React including (hooks, context, state management: Redux, Zustand, Recoil)You have strong experience with responsive design, accessibility and cross-platform compatibilityYou have experience of working with complex, data centric applicationsYou have a good understanding of databases including Microsoft SQL ServerYou have REST API experienceYou're familiar with CI/CD, Azure, DevOps, GitHub ActionsYou have excellent communication and stakeholder management skillsPlease note you must be a US citizen or hold a valid Green Card / visaWhat's in it for you:As a Senior Full Stack Developer / Engineer you will earn a competitive package:Salary to $300,000 + bonusPension and Private HealthcareImpactful role working on cutting edge AI technologyExcellent career growth opportunitiesApply now to find out more about this Senior Full Stack Developer / Engineer (React Python C# .Net) opportunity.","company":"Client Server","rawCompany":"client server","city":"New York","state":"NY","isRemote":false,"isActive":false,"createdAt":"2026-07-11T11:36:47.533Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1254.00","title":"Web Developers","slug":"web-developers"},{"code":"15-1251.00","title":"Computer Programmers","slug":"computer-programmers"}],"industries":[{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Senior Full Stack Developer React - Hedge Fund","description":"Senior Full Stack Developer / Engineer (React Python C# .Net) New York to $300,000Do you have expertise with React combined with a strong Python and an appreciation of .Net backend systems?You could be progressing your career in a senior, hands-on role at a Hedge Fund with over $10 billion under management.As a Senior Full Stack Developer you will work on a large scale project to migrate legacy C# .Net code to Python and React across a range of systems. You'll work across the full technology stack, designing and developing high quality software that combines outstanding user experiences with scalable, cloud-native backend services.With a strong focus on React, you'll create responsive, performant user interfaces, transforming complex business workflows into elegant, user-friendly applications. You'll build reusable front-end components while collaborating on application architecture and integrating seamlessly with backend services built in .NET and Python.On the server side, you'll contribute to the development of REST APIs, authentication and security, data services and cloud-based applications, working with technologies including .NET 6+, C#, Python, SQL Server and Redis. You'll also help deliver reliable, production-ready software through automated testing, CI/CD pipelines and modern cloud platforms such as Azure, AWS or GCP.There's a range of Greenfield projects to get stuck into and you'll see the results of your work quickly.Location / WFH: You'll join colleagues in the New York office with flexibility to work from home once a week (Friday); there's a friendly and collaborative environment with casual dress code and a range of facilities.About you: You have experience within a similar financial services environmentYou have strong full stack development experienceYou have strong Python and C# backend skillsYou have expertise with React including (hooks, context, state management: Redux, Zustand, Recoil)You have strong experience with responsive design, accessibility and cross-platform compatibilityYou have experience of working with complex, data centric applicationsYou have a good understanding of databases including Microsoft SQL ServerYou have REST API experienceYou're familiar with CI/CD, Azure, DevOps, GitHub ActionsYou have excellent communication and stakeholder management skillsPlease note you must be a US citizen or hold a valid Green Card / visaWhat's in it for you:As a Senior Full Stack Developer / Engineer you will earn a competitive package:Salary to $300,000 + bonusPension and Private HealthcareImpactful role working on cutting edge AI technologyExcellent career growth opportunitiesApply now to find out more about this Senior Full Stack Developer / Engineer (React Python C# .Net) opportunity.","datePosted":"2026-07-11T11:36:47.533Z","dateModified":"2026-07-11T11:36:47.533Z","hiringOrganization":{"@type":"Organization","name":"Client Server","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"New York","addressRegion":"NY","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"f2da7a54f97f81d47c09db47"},"url":"https://jobsearcher.com/jobs/f2da7a54f97f81d47c09db47"}}