Senior Fullstack Engineer | C#/.NET & React Hybrid

Ocho People Ltd.; Belfast City District; Hybrid; GBP 55,000 - 65,000; Full time

Benefits offered by this job

Hybrid working

Excellent annual leave

Benefits package

Job summary

Ocho People Ltd. is sourcing a Senior Full Stack Engineer to join a greenfield project in Belfast, blending back-end strength with React front-end work.

You will own features end-to-end in a fast-moving, AI-assisted environment, shaping architecture and delivering robust services. The role offers hybrid flexibility (three days per week in Belfast) with a clear path toward technical leadership and ownership in a global financial markets context.

Qualifications

• Solid commercial experience as a full stack or backend-leaning engineer.
• Strong C#, .NET and ASP.NET skills, ideally with Entity Framework.
• Good relational database experience with SQL Server or PostgreSQL.
• Working React experience; you don’t need to be a front-end specialist.
• Experience building and integrating APIs (REST, GraphQL or WebSockets).
• Comfortable owning features end to end within an Agile, autonomous team.
• Curious problem-solving mindset and quick to learn new technologies.
• Able to work three days a week from Belfast.

Responsibilities

• Build new product features end to end, from design through to production.
• Shape the architecture of a greenfield product as it evolves.
• Develop robust back-end services and APIs using C#, ASP.NET and Entity Framework.
• Deliver clean, usable front-end features in React and TypeScript.
• Use AI-assisted coding tools to move faster and raise quality.
• Work directly with product owners and analysts to turn ambiguous requirements into clear solutions.
• Champion automated testing, CI/CD and good engineering practice.
• Troubleshoot and resolve issues in production.
• Mentor less experienced engineers as the team grows.

Skills

Full stack experience

C# / .NET / ASP.NET

SQL Server / PostgreSQL

React & TypeScript

APIs (REST/GraphQL/WebSockets)

Agile / autonomous team

Belfast on-site three days

AI-assisted coding tools

Tools

AWS

Docker

Kubernetes

Job description

Ocho People Ltd. is sourcing a Senior Full Stack Engineer to join a greenfield project in Belfast, blending back-end strength with React front-end work.

You will own features end-to-end in a fast-moving, AI-assisted environment, shaping architecture and delivering robust services. The role offers hybrid flexibility (three days per week in Belfast) with a clear path toward technical leadership and ownership in a global financial markets context.