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Lead Software Engineer

Agilis RecruitmentUnited Kingdom🇬🇧United KingdomPosted 13 Sept 2026

Why This Role Stands Out

This remote Lead Software Engineer role offers a competitive salary and the chance to shape the future of a sophisticated global technology platform, leveraging cutting-edge tools like AI-assisted engineering. You'll thrive here if you're a C#/.NET expert with technical leadership experience, eager to mentor others and contribute to scalable, modern software solutions. Apply now to join an innovative team and advance your career!

Quick Overview

Seniority
Mid Senior
Work mode
Remote
Location
United Kingdom
DockerMicroservicesAWSC#.NETPostgreSQLREST

Job Description

LEAD SOFTWARE ENGINEER – C# / .NET

Cheltenham Spa / Remote

£70k - £75k DOE


Agilis Recruitment is proud to be partnering with an innovative global technology organisation at the forefront of developing sophisticated software platforms used to power complex, high-volume operations. With continued growth across their Engineering function, this is an opportunity to join a forward-thinking team and play a key role in shaping the next generation of their core platform.


About the Role


You’ll be working on modern, scalable software across C#/.NET, AWS, APIs, event-driven architecture and distributed systems, with genuine scope to influence how the platform evolves. The business is also embracing AI-assisted engineering, giving developers access to modern tools and approaches to build better software, faster.


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.


Qualifications


  • Commercial Software Engineering experience with C# and .NET
  • Experience working as a 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.


Required Skills


  • Microservices.
  • AWS Lambda, ECS or EC2.
  • Blazor / MudBlazor.
  • CI/CD.
  • Docker.
  • Observability, logging and monitoring.
  • Secure coding and resilient application development.


Agilis Recruitment LTD is acting as an agency on behalf of our client.

We value diversity and equal opportunity. All applicants will receive consideration for employment without regard to race, colour, religion, gender, gender identity or expression, sexual orientation, national origin, disability, age, or veteran status.

If you do not hear back within 5 working days of your application, please assume you have been unsuccessful in this instance.


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