VirtueTech Recruitment Group
Full Stack C# .NET Developer | Core Trading Systems | Kafka | 130k | Hybrid, London
How your CV stacks up
Upload your CV to see how well it fits this job role
?%
Full Stack C# .NET Developer | Core Trading Systems | Kafka | 130k | Hybrid, London
Full Stack C# .NET Developer | Core Trading Systems | Kafka | Financial Services | Hybrid, London
A Full Stack C# .NET Developer is required to join a high-performing engineering team within a leading financial services firm operating across global markets.
This is a C# .NET–focused engineering role working on one of the firm's most strategic technology initiatives, building and evolving core internal systems that underpin trading operations and support multiple business streams across the organisation.
You will be joining a technology-driven business that invests heavily in modern C# .NET engineering practices, scalable architecture, and cloud-native infrastructure with Kafka at the heart of how data moves across the platform.
The Team
The team sits at the core of the firm's internal technology ecosystem. They design and build the systems responsible for:
- Delivering centralised C# .NET APIs and shared internal capabilities across trading and operations
- Building and operating real-time data streaming pipelines using Kafka
- Enabling AI-powered services built on modern .NET infrastructure
- Supporting trading workflows through scalable, resilient C# .NET platform services
The environment is event-driven and Kafka-based, built on modern .NET and AWS infrastructure. The team works closely with product owners, architects and business stakeholders to deliver C# .NET solutions that directly impact trading operations.
Reasons to use Rodeo
Start with a chat, not a search bar
Grad scheme, placement, apprenticeship? Not sure what you want yet — that's fine. Your agent talks it through with you and turns "I have no idea" into a shortlist.
It searches the market for you
Every day your agent scans the market matching roles against what actually matters to you, not just keywords on a CV.
Only hits
No noise. No "maybe this fits." Just roles with a clear explanation of why they're right — and where to focus when applying.
Role Details
💻 Tech Stack: C# | .NET | Kafka | React | AWS | Terraform | Docker 🏢 Hybrid working | London
As a Full Stack C# .NET Developer, you will:
- Design and build high-quality C# .NET solutions within a Kafka-driven, event-driven architecture
- Develop scalable C# .NET streaming services and internal capabilities including API gateways, real-time Kafka pipelines and AI-enabled services
- Build resilient, high-performance .NET backend services supporting live trading operations
- Architect and deliver robust C# .NET microservices that integrate seamlessly with Kafka event streams
- Contribute to architectural design, platform standards and C# .NET engineering best practices
- Ensure solutions are secure, observable and aligned with governance and regulatory requirements
- Support CI/CD pipelines, automated testing and DevOps practices across the .NET estate
- Collaborate closely with product owners, architects and engineering teams to translate business requirements into robust C# .NET technical solutions
- Contribute to documentation and maintain clear technical artefacts
- Mentor and review C# .NET code where required
Required Experience
- Strong commercial experience as a C# .NET Developer with proven .NET Core / .NET 5+ expertise
- Experience building RESTful C# .NET APIs and microservices in enterprise or trading environments
- Good working knowledge of React and modern front-end development principles
- Experience working with AWS cloud services (e.g. ECS/EKS, Lambda, S3, RDS, API Gateway)
- Hands-on experience with Kafka or equivalent event-streaming technologies within a .NET environment
- Understanding of CI/CD pipelines, automated testing and DevOps practices
- Experience with Infrastructure as Code, ideally Terraform
- Strong understanding of C# .NET software design principles (SOLID, clean architecture, domain-driven design)
- Experience working in Agile/Scrum delivery environments
Get help with your application
Your very own career expert that helps elevate your application to the next level.
Desirable Experience
- Deeper Kafka experience including stream processing, consumer group management or Kafka Streams alongside C# .NET services
- Working knowledge of Python or Node.js/TypeScript to complement core C# .NET skills
- Exposure to API gateway technologies and distributed systems design
- Experience implementing observability tooling (logging, monitoring, tracing) across .NET applications
- Financial services or capital markets experience (advantageous but not essential)
- Experience using CDM as a data model (advantageous but not essential)
“It took my CV and asked me questions relevant to understanding what kind of jobs to suggest for me. Suggestions were almost perfect. Jobs were exactly what I’ve been looking for.”
Jessica, London
Skills
Location