Full Stack Engineer (C# / .NET & React)
Lorien
Full Stack Engineer (C# / .NET & React) – Investment Banking
We are working with a leading global investment bank to hire a hands-on Full Stack Engineer to help build a brand-new, high-impact web application from the ground up.
This is a unique opportunity to take ownership of a greenfield project delivering a real-time web portal for institutional bond issuers and sales teams—providing live market insights and new issuance updates.
The Role
You will play a critical role in designing, developing, and deploying a full-stack web application , taking it from concept through to production.
This role requires someone who can hit the ground running , build the entire development pipeline , and take ownership across the full software lifecycle—not just individual development tasks.
Key Responsibilities
Back-End Development
- Design and build RESTful APIs using ASP.NET Core (6+)
- Develop clean, scalable, and testable C# code
- Manage data access using EF Core, Dapper, or similar
Front-End Development
- Build modern, responsive UIs using React (18+) and TypeScript
- Integrate components into existing web applications (Angular or similar)
- Apply best practices for performance, accessibility (WCAG 2.1 AA), and UX
- Contribute to development of secure, client-facing portals
Build, CI/CD & Deployment
- Design and implement CI/CD pipelines (Bitbucket, TeamCity or similar)
- Create build processes using MSBuild, npm/yarn, Webpack
- Configure automated unit, integration, and UI testing
- Manage deployments across staging and production environments
- Contribute to architectural decisions and code reviews
- Document APIs (Swagger/OpenAPI), deployments, and runbooks
- Mentor junior engineers and promote engineering best practices
What We’re Looking For
- Strong experience in C# / .NET and React development
- Proven track record building external client-facing applications or portals
- Experience delivering end-to-end solutions—from development to production
- Strong knowledge of CI/CD pipelines, build automation, and deployments
- Comfortable working in a greenfield environment with high ownership
- A self-starter mindset with the ability to drive delivery independently
Reference: WJ-766_22290744