> Markdown version of [/jobs/ext/3166764-c-software-engineer](https://www.wearedevelopers.com/jobs/ext/3166764-c-software-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# C# Software Engineer

- **Company:** Lorien
- **Location:** Bristol, UK
- **Salary:** £135,200.0 - £145,600.0
- **Contract:** Temporary to permanent
- **Skills:** Systems Engineering, C Sharp (Programming Language), C++ (Programming Language), Continuous Delivery, Continuous Integration, Simulation Software, Software Engineering, Software Systems, Verification and Validation (Software), Digital Twin, Virtual Environment
- **Published:** September 3, 2026
- **Apply:** https://www.reed.co.uk/jobs/c-software-engineer/57306354

## About the Role

* Strong commercial experience with C# development
 * Experience with C++
 * Ability to understand complex systems and work from high-level concepts through to detailed technical implementation
 * Strong communication and stakeholder engagement skills

## Description

This is an exciting opportunity to contribute to the development of cutting-edge simulation and modelling solutions that support complex, mission-critical systems throughout the full product lifecycle. You will work on innovative technologies including digital twins, emulators and synthetic environments, helping to deliver advanced capability across design, integration, training, verification and validation activities.
The Role

As a C# Software Engineer, you will collaborate with Project Leads, Simulation Architects and multidisciplinary engineering teams to design, develop and integrate high-performance simulation components. Working within an agile development environment, you will help create realistic end-to-end representations of complex systems using modern software engineering practices.
Key responsibilities include:

 * Designing and developing simulation software using C# and C++
 * Developing system representations within synthetic and virtual environments
 * Supporting integration of simulation solutions with wider engineering systems
 * Working closely with architects and technical leads to translate high-level requirements into robust software solutions
 * Contributing to continuous integration, continuous delivery and configuration-controlled development environments
 * Supporting verification, validation and training capabilities through advanced simulation technologies
 * Collaborating within agile, multidisciplinary engineering teams