Senior .NET Engineer – Greenfield Trading Platform (AWS)

Randstad Technologies Recruitment; Greater London; Hybrid; GBP 90,000 - 120,000; Full time

Job summary

Randstad Technologies Recruitment in London is seeking a Senior .NET Developer to join a greenfield electronic trading platform project. You will drive technical architecture, system design, and deliver high-quality C# code in AWS cloud and microservice architecture.

The role involves building real-time microservices, REST APIs, maintaining CI/CD pipelines, and collaborating with partner tech teams to scale performance. Hybrid work with 3 days in the office.

Qualifications

• Core Tech: C#, ASP.NET / .NET Core, Web APIs.
• Messaging: RabbitMQ experience (or TIBCO/SignalR).
• Cloud & Tools: AWS EC2, Docker, Git/TeamCity.
• Concepts: Multithreading, async programming, SQL/NoSQL, automated testing.

Responsibilities

• Lead technical design, architecture, and high-quality C# code delivery.
• Build scalable, real-time microservices and RESTful Web APIs.
• Maintain high test coverage (NUnit/Moq) and automated CI/CD pipelines.
• Collaborate with partner tech teams to scale platform performance.

Skills

C#

ASP.NET/.NET Core

Web APIs

RabbitMQ

SignalR

TIBCO

Docker

Git/TeamCity

AWS

EC2

Multithreading

Async programming

SQL/NoSQL

Automated testing

Tools

Docker

Git/TeamCity

AWS (EC2)

Job description

Randstad Technologies Recruitment in London is seeking a Senior .NET Developer to join a greenfield electronic trading platform project. You will drive technical architecture, system design, and deliver high-quality C# code in AWS cloud and microservice architecture.

The role involves building real-time microservices, REST APIs, maintaining CI/CD pipelines, and collaborating with partner tech teams to scale performance. Hybrid work with 3 days in the office.