> Markdown version of [/jobs/ext/2816013-senior-software-engineer](https://www.wearedevelopers.com/jobs/ext/2816013-senior-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).

---

# Senior Software Engineer

- **Company:** Harrington Starr
- **Location:** London, UK
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** .NET Framework, C Sharp (Programming Language), Databases, Microsoft SQL Server, Oracle (Applications), Information Technology
- **Published:** September 10, 2026
- **Apply:** https://www.collegerecruiter.com/job/2840576777-senior-software-engineer

## About the Role

* Strong background in C# and the .NET platform (working with the latest versions)
 * Database knowledge (SQL Server, Oracle, or equivalent)
 * Degree in Computer Science or related subject
 * Fluent in English with excellent communication skills
 * Detail-oriented, with a drive to deliver high-quality solutions

## Description

* Develop and maintain high-performance trading applications in a C#/.NET/SQL Server environment
 * Take ownership of new, greenfield projects, influencing design and implementation from the start
 * Collaborate with a talented team of engineers and researchers in a supportive environment
 * Continuously innovate and improve tools, processes, and systems
 * Deliver solutions that directly contribute to trading success and business growth


## Related Videos

- [This Is Not Your Father's .NET](https://www.wearedevelopers.com/videos/967-this-is-not-your-father-s-net)
- [GenAI Unpacked: Beyond Basic](https://www.wearedevelopers.com/videos/1526-genai-unpacked-beyond-basic)
- [Kubernetes and Microservices with Multi-Model Databases](https://www.wearedevelopers.com/videos/382-kubernetes-and-microservices-with-multi-model-databases)
- [Is it still C#? Practical systems programming with .NET (war stories included)](https://www.wearedevelopers.com/videos/100138-is-it-still-c-practical-systems-programming-with-net-war-stories-included)
- [Hacking C# from the inside - how to do anything in NET](https://www.wearedevelopers.com/videos/117-hacking-c-from-the-inside-how-to-do-anything-in-net)
- [Best practices: Building Enterprise Applications that leverage GenAI](https://www.wearedevelopers.com/videos/1513-best-practices-building-enterprise-applications-that-leverage-genai)

## Related Articles

- [Software Engineer Salary London](https://www.wearedevelopers.com/magazine/252-software-engineer-salary-london)
- [Fullstack Developer Salary UK](https://www.wearedevelopers.com/magazine/251-fullstack-developer-salary-uk)
- [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs)
- [Is Software Engineering Hard?](https://www.wearedevelopers.com/magazine/448-is-software-engineering-hard)
- [Software Engineer Salary in The UK](https://www.wearedevelopers.com/magazine/231-software-engineer-salary-in-the-uk)
- [The 12 Best Jobs for Software Engineers](https://www.wearedevelopers.com/magazine/401-the-12-best-jobs-for-software-engineers)