Senior Software Engineer C# - Contract - £400 - £500 per …, Oxfordshire

Are you a hands-on software engineer who enjoys solving complex technical problems?

Do you want to shape software that connects with advanced hardware systems?

Would you like to mentor others while staying close to the code?

Our client is looking for a Senior Software Engineer to help design, build and improve software for high-precision technical platforms. This is a great opportunity to take ownership of meaningful software, influence architecture and support a small, talented engineering team.

Why This Role is Great

You’ll get to:

• Build reliable, secure and maintainable software using C#/.NET and Python
• Develop applications that interact with complex hardware systems
• Contribute to architecture, tooling and engineering standards
• Mentor and guide other engineers through reviews and technical support
• Improve CI, testing, documentation and release processes
• Work closely with technical specialists to turn complex requirements into practical solutions

About You

You could be a Senior Software Engineer, Lead Software Engineer, Control Software Engineer or experienced C# / Python Developer.

Our client would love to hear from people with experience in:

• C#/.NET and/or Python development
• Production-quality software engineering
• Hardware-integrated, control, industrial, IoT or technical systems
• UI design and implementation
• Mentoring or supporting other engineers
• Secure coding, testing, CI and good development practices

Experience with Azure, networking, cybersecurity or early-stage technical environments would be a bonus, but not essential.