Net developer

Job in Greater London, London, Greater London, W1B, England, UK

Listing for: Randstad Technologies Recruitment

Full Time position
Listed on 2026-09-05

Job specializations:

Software Development
Backend Developer, .NET Developer, Cloud Engineer - Software, AWS

Salary/Wage Range or Industry Benchmark: 90000 - 120000 GBP Yearly GBP 90000.00 120000.00 YEAR

Location: Greater London

Senior .NET Developer Location

London (Hybrid - 3 Days Office)

Type

Permanent

The Role

Join a high-performing team to build a brand-new, greenfield electronic trading platform for Fixed Income. You will drive technical architecture, system design, and delivery using modern AWS cloud infrastructure and microservice design.

Key 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.

Required Skills

Core Tech: Strong C#, ASP.NET / .NET Core, Web APIs.
Messaging: Hands-on experience with RabbitMQ (or TIBCO/SignalR).
Cloud & Tools:
AWS (EC2), Docker, Git/Team City.
Concepts: Multithreading, async programming, SQL/No

SQL, automated testing.

Nice-to-Haves

Fixed Income or electronic trading domain knowledge.
Exposure to JavaScript frameworks (React/Angular) or broader AWS services.

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