Senior C# .NET Developer | £750 inside IR35 | Oracle | SQL | Event Driven | Trading

VirtueTech Recruitment Group; Greater London; On-site; GBP 101,000 - 138,000; Part time

Job summary

A leading energy trading firm is hiring a Senior C# .NET Developer to join their Technology team. You'll work on rebuilding a Market Data Platform using .NET Core and an event-driven architecture.

You will design and develop, integrating data from ZEMA, building scalable services for real-time pricing data, and collaborating with architects, traders and technology teams in an Agile environment. The Senior C# .NET Developer will work with .NET Core 10, C#, Oracle, PL/SQL, Event-Driven

Qualifications

• Strong C# and .NET Core development experience.
• Experience with Oracle and PL/SQL.
• Proven ability to design event-driven, distributed systems.
• Experience in financial services trading environments.
• Knowledge of real-time market data platforms.

Responsibilities

• Strong C# and .NET Core development for backend services.
• Build scalable, high-performance backend applications.
• Develop Oracle database and PL/SQL components.
• Design and implement event-driven, distributed systems.
• Work with real-time market data platforms.
• Collaborate across architecture and trading teams.
• Support full software development lifecycle.
• Leverage modern engineering practices.

Skills

C#

.NET Core

Oracle

PL/SQL

Event-Driven Architecture

Distributed Systems

Real-Time Data

Software Architecture

SDLC

Financial Services

Job description

A leading energy trading firm, currently undergoing a major greenfield technology transformation following a phenomenal first half of the year, is looking to hire a Senior C# .NET Developer to join their Technology team.

This is an opportunity to work on the complete rebuild of a business-critical Market Data Platform, replacing an existing Oracle-based solution with a modern, scalable, event-driven architecture built on .NET Core.

As a Senior C# .NET Developer, you will play a key role in designing and developing the next generation of the firm's market data capabilities. You'll be responsible for integrating data from ZEMA, building highly performant services to capture, process and distribute real-time pricing data across the trading estate.

Working closely with architects, traders and technology teams, you'll be involved throughout the full software development lifecycle, helping shape the future architecture while delivering high-quality, scalable software using modern engineering practices.

The Senior C# .NET Developer will join an Agile engineering team building distributed, event-driven applications using the latest Microsoft technologies. This is an excellent opportunity to work on complex, business-critical systems within a fast-paced trading environment where engineering quality is genuinely valued.

You'll gain exposure to technologies including .NET Core 10, C#, Oracle, PL/SQL, Event-Driven Architecture, Distributed Systems and Real-Time Market Data.

Previous experience working within Financial Services, ideally supporting front office or trading platforms, is essential.

Paying up to £750/day (Inside IR35)

rolling contract (extensions expected)

Key responsibilities:

• Strong C# and .NET Core development experience


• Experience building scalable, high-performance backend applications


• Strong Oracle database and PL/SQL development experience


• Experience designing and building event-driven, distributed systems


• Experience working with real-time market data platforms


• Good understanding of software architecture and modern engineering practices


• Experience working across the full software development lifecycle


• Previous experience within Financial Services in a trading environment


• Knowledge of the trade lifecycle would be highly advantageous


• Experience integrating third-party market data platforms such as ZEMA would be beneficial