.NET Core / C# Developer

CERTAIN ADVANTAGE; London; Hybrid; GBP 40,000 - 60,000; Full time

Job summary

A global trading organisation in London is seeking a .NET Core / C# Developer for a 6-month contract. The role involves developing and maintaining high-performance applications in a fast-paced trading environment, closely collaborating with traders and analysts. Ideal candidates will have strong expertise in .NET Core and SQL Server, excellent communication skills, and the ability to thrive under pressure. This hybrid role offers competitive rates and a dynamic work atmosphere.

Qualifications

• Strong .NET Core / C# development background.
• Experience in fast-moving, demand-driven environments.
• Excellent communication skills and stakeholder engagement ability.

Responsibilities

• Develop and maintain applications using .NET Core / C#, SQL Server.
• Work closely with traders and analysts to gather requirements.
• Troubleshoot and optimise existing systems in a time-sensitive environment.

Skills

.NET Core / C#

SQL Server

Communication skills

Problem-solving

Tools

Azure

Entity Framework

Blazor (server side)

Job description

.NET Core / C# Developer
6 Month Contract
London (Hybrid)
Rates: Negotiable

We’re partnering with a global trading organisation at the forefront of commodity markets, delivering high-performance solutions to support fast-paced, data-driven trading desks. This team builds and maintains cutting-edge tools that help traders make rapid, informed decisions in dynamic markets.

The Role

We’re seeking a .NET Core / C# Developer with strong SQL Server skills to join a high-impact development team. You’ll be embedded in a trading environment, working closely with end users to deliver robust, efficient, and scalable solutions.

Key Responsibilities

• Develop and maintain applications using .NET Core / C#, SQL Server
• Work closely with traders, analysts, and other stakeholders to gather requirements and deliver rapid solutions
• Troubleshoot, optimise, and enhance existing systems in a time-sensitive environment
• Collaborate with the lead functional developer to quickly get up to speed on the domain and current architecture
• Apply a pragmatic approach to problem-solving, balancing formal processes with real-world demands

Essential Skills & Experience

• Strong .NET Core / C# development background
• Strong SQL Server expertise
• Experience in fast-moving, demand-driven environments (e.g. embedded desk development)
• Excellent communication skills and stakeholder engagement ability
• Proactive, quick learner with the ability to absorb domain knowledge rapidly

Desirable Skills

• Experience in commodity fundamentals (energy, power, gas, environmental products) and meteorology
• Azure or other cloud-based hosting experience
• Entity Framework, Blazor (server side), .NET API, Redis Cache
• Messaging technologies (Azure Service Bus, Event Hubs, etc.)
• Azure tools such as Blob Storage, App Insights, Kubernetes commands
• Worker Services, cron job scheduling

If you thrive under pressure, enjoy working in close proximity to trading teams, and can deliver robust solutions at speed, this could be the role for you.

If you are interested, please apply now with your updated CV and reach out to Tom Johnson at Certain Advantage - Ref: 78907