Lead Software Engineer - C#/.NET (Remote + Mentoring)

Agilis Recruitment; Basingstoke; Hybrid; GBP 70,000 - 75,000; Full time

Job summary

Agilis Recruitment is partnering with a global technology organisation to recruit a Lead Software Engineer specializing in C#/.NET. The role combines Cheltenham Spa with remote work, focusing on modern backend services, APIs, and event-driven architectures within AWS and AI-assisted tooling.

The successful candidate will mentor engineers, lead technical delivery, and contribute to the evolution of a scalable core platform through hands-on development and code reviews.

Qualifications

• Commercial Software Engineering experience with C# and .NET.
• Experience as Senior/Lead engineer acting as a Technical Lead.
• Experience building backend services and REST APIs.
• Understanding of event-driven, asynchronous or service-based architectures.
• Experience with relational databases, preferably PostgreSQL.
• Experience with automated testing, source control and code reviews.
• Ability to work from technical documentation and requirements.
• Practical experience using AI-assisted development tools.

Responsibilities

• Act as a Technical lead, Mentoring other Engineers and performing code Reviews
• Build and maintain production software using C# and .NET.
• Develop backend services, APIs and event-driven applications.
• Work with PostgreSQL and AWS cloud technologies.
• Contribute to microservices, integrations and distributed systems.
• Support UI development using Blazor where required.
• Write automated tests and participate in peer code reviews.
• Troubleshoot issues and support production systems.
• Translate requirements into technical tasks and contribute to delivery estimates.
• Use AI-assisted development tools, including GitHub Copilot, as part of the development process.

Skills

C#

.NET

AWS

REST APIs

Event-driven

PostgreSQL

Automated testing

Code reviews

AI-assisted development

Tools

Docker

Blazor

MudBlazor

CI/CD

GitHub Copilot

Job description

Agilis Recruitment is partnering with a global technology organisation to recruit a Lead Software Engineer specializing in C#/.NET. The role combines Cheltenham Spa with remote work, focusing on modern backend services, APIs, and event-driven architectures within AWS and AI-assisted tooling.

The successful candidate will mentor engineers, lead technical delivery, and contribute to the evolution of a scalable core platform through hands-on development and code reviews.