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# Senior Software Engineer (C#) in Sunderland

- **Company:** Energy Jobline
- **Location:** Sunderland, MA, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** .NET Framework, Computer-Aided Design, C Sharp (Programming Language)
- **Published:** July 19, 2026
- **Apply:** https://www.energyjobline.com/job/senior-software-engineer-c-sunderland-31186103

## About the Role

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 * Proven, senior-level C# skills - we're looking for someone exceptional here

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 * Strong knowledge of the .NET ecosystem - both legacy frameworks and modern .NET

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 * Experience owning work end-to-end, from requirements through to live systems

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 * Deep understanding of testing methodologies - unit, integration, and beyond

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 * Ability to design software to a high technical standard, collaboratively

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 * Experience mentoring others and influencing team direction

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 * Excellent communication across technical and non-technical audiences

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 * Understanding of compliance, regulations, and how they affect software delivery



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