> Markdown version of [/jobs/ext/4473082-software-development-engineer-in-test](https://www.wearedevelopers.com/jobs/ext/4473082-software-development-engineer-in-test). 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).

---

# Software Development Engineer in Test

- **Company:** Logic20/20 Inc.
- **Location:** Seattle, WA, United States
- **Experience:** Experienced
- **Contract:** Permanent contract
- **Skills:** .NET Framework, Automation of Tests, C Sharp (Programming Language), Microsoft SQL Server, Strategies of Testing, Web Applications, SDET
- **Published:** October 26, 2026
- **Apply:** https://www.adzuna.com/details/5413335463

## About the Role

Our consultants are fun to work with, highly self-motivated, comfortable conceiving strategies on the fly, and able to work well individually or as part of a team. Our environment is very high-energy, demanding, and requires an individual with remarkable enthusiasm and a can-do attitude., As an SDET you will play a key role in the delivery of overall product experience to customers and partners. You will be responsible to work with other discipline leaders to land on plan & design of the component, creating & driving the test strategy. Your responsibility will include growing your team members technically & professionally. We are looking for self & highly motivated candidates who enjoy solving technical challenges.

 * 3+ years working as a senior software engineer/ senior developer/ senior programmer building C# applications on a .NET platform
 * Specific experiencing developing custom testing frameworks strongly preferred
 * Lead test efforts, and explore new test automation tools and methods
 * Create test plans, set up test environments; develop, execute and maintain automated test suites
 * Strong familiarity with web-based development
 * SQL Server experience preferred
 * Bachelor's degree in a related field or equivalent work experience

## Description

Strong SDET skills are vital to Logic 20/20's success. In order to continue and accelerate our growth, we are looking for a SDET to add to our Seattle, Washington-based team.