Contract .NET Developer - Energy Trading

JR United Kingdom; Swindon; On-site; GBP 80,000 - 100,000; Full time

Job summary

A leading company in the energy trading sector is seeking an experienced Contract .NET Developer to deliver high-quality software solutions. This role involves working closely with cross-functional teams to enhance trading applications, ensuring architectural consistency and adherence to best practices. Ideal candidates will have robust C# skills and a background in financial services or data environments, along with a competitive rate of £750/day.

Qualifications

• Strong experience in enterprise development using C# .NET.
• Knowledge of Design Patterns and SOLID principles.
• Prior experience in trading or data-intensive environments is advantageous.

Responsibilities

• Design and develop high-quality .NET solutions for a trading environment.
• Collaborate with teams to ensure seamless software delivery.
• Participate in code reviews and mentor junior developers.

Skills

C#

WebAPI

SQL

Agile

Problem-solving

Tools

Azure DevOps

Terraform

RabbitMQ

Kafka

MongoDB

Vue.js

Angular

Blazor

Job description

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Contract .NET Developer - Energy Trading, swindon, wiltshire

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Client:

Oliver Bernard

Location:

swindon, wiltshire, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Views:

2

Posted:

06.06.2025

Expiry Date:

21.07.2025

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Job Description:

Contract .NET Developer – Energy Trading - £750/day – OUTSIDE IR35

We’re looking for an experienced .NET Developer to play a crucial role in designing, developing, and delivering high-quality, test-driven object-oriented software that supports the full trade lifecycle. You’ll work across a diverse portfolio of applications and technology stacks, collaborating closely with Technical Leads, Architects, and key business stakeholders to deliver robust and scalable solutions.

Key Responsibilities

• Design, develop, and deliver high-quality C# .NET solutions in a complex trading or data-driven environment.
• Work closely with Vertical Leads (Delivery, Technical, QA, Architecture, and Functional) to ensure seamless software delivery.
• Participate in code reviews to drive best practices and maintain development standards.
• Support and mentor junior developers, fostering a culture of continuous learning.
• Optimise performance and minimise technical debt by driving architectural consistency and adhering to best practices.
• Collaborate with business analysts and stakeholders to translate business needs into technical solutions.
• Contribute to the software development roadmap, advocating for best-in-class development practices.

What You’ll Need

• Strong experience in enterprise development using C# .NET, WebAPI and working within an Agile environment.
• Knowledge of Design Patterns, SOLID principles, and scalable architecture best practices.
• Proficiency with SQL databases (Microsoft SQL Server preferred) – experience with MongoDB is a plus.
• Familiarity with modern web UI frameworks (Vue.js, Angular, Blazor) is advantageous.
• Experience with Azure DevOps, CI/CD pipelines, and Infrastructure as Code (Terraform) is a plus.
• Exposure to messaging patterns (RabbitMQ, Kafka) and authentication methods like OAuth2 is beneficial.
• A strong problem-solver who can work independently while effectively collaborating with cross-functional teams.
• Prior experience in a trading, financial services, or data-intensive environment is a major advantage.

Contract .NET Developer – Energy Trading - £750/day – OUTSIDE IR35