Onlano
Full Stack DevelopmentOnsite

Senior Full Stack Developer (React & C#.NET)

Adecco - Agency

Spitalfields, East London, ๐Ÿ‡ฌ๐Ÿ‡ง United KingdomFull-time - Senior (4-7 years)0 applicantsCloses Jun 16, 2026

Salary

GBP 45,000 - 70,000 / year

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Job description

Job details

  • Location: Spitalfields, East London
  • Work mode: Onsite
  • Employment type: Full-time (Not an internship)
  • Salary: GBP 45,000 - 70,000 per year

Role overview

Adecco seeks a Senior Full Stack Developer to build scalable applications using React and C#.NET Core in Spitalfields, East London. The role combines front-end and back-end development with data pipeline integration.

Job details

Based in Spitalfields, East London (onsite). Salary: ยฃ45,000 - ยฃ70,000 per year. Full-time position with no internship component.

Responsibilities

  • Develop responsive UIs with React/TypeScript and maintain C#.NET Core backends
  • Design and implement RESTful APIs and event-driven microservices
  • Integrate data pipelines using Python/PySpark and visualize results in Power BI

Requirements

  • 4+ years commercial experience with React and C#.NET Core
  • Proven expertise in REST API development and microservices architecture
  • Working knowledge of Azure DevOps and Git-based CI/CD pipelines

Benefits

  • Competitive salary up to ยฃ70k
  • Professional development budget
  • Central London location
  • Performance-based bonuses

Keywords

ReactC#.NET CoreREST APIsPower BIAzure DevOpsJavaScriptTypeScriptReduxMicroservices