> Markdown version of [/jobs/ext/1646200-sr-software-development-engineer-in-test-sdet](https://www.wearedevelopers.com/jobs/ext/1646200-sr-software-development-engineer-in-test-sdet). 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). --- # Sr. SOFTWARE DEVELOPMENT ENGINEER IN TEST (SDET) - **Company:** Horizontal Talent - **Location:** Atlanta, GA, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Java (Programming Language), JavaScript (Programming Language), Adobe InDesign, Application Programming Interfaces (APIs), Agile Methodology, Amazon Web Services, Amazon Elastic Compute Cloud, Amazon S3, Automation of Tests, C Sharp (Programming Language), Cloud Computing, Code Review, Computer Programming, Databases, Continuous Integration, Software Design Patterns, Github, Human-Computer Interaction, Python (Programming Language), MongoDB, MySQL, Object-Oriented Software Development, OpenShift, Oracle (Applications), Scrum Methodology, Mockito, Cloud Services, Selenium, Service Virtualization, SQL Databases, Test Execution Engine, Test Management, VersionOne, Scripting, Performance Testing, Postman, Delivery Pipeline, Test Scripts, Cypress (Programming Language), Backend, Gitlab, Cloudformation, Infrastructure Automation Frameworks, Information Technology, Cassandra, Extreme Programming, Puppet, Restful APIs, Terraform, Cucumber (Software), Software Version Control, Jbehave, Docker, SDET, Microservices - **Published:** July 15, 2026 - **Apply:** https://www.disabledperson.com/jobs/73661119-sr-software-development-engineer-in-test-sdet ## About the Role * 5 to 7 years of experience in information technology with a focus on test automation * Hands-on experience testing applications at both the UI and API layers * Programming experience in one or more languages such as Java, JavaScript, C#, or Python * Experience with automation and testing tools such as Selenium, Cypress, REST Assured, Karate, Postman, or similar libraries * Strong understanding of object-oriented programming and scripting languages * Experience with API and microservices testing * Working knowledge of TDD and BDD approaches, including tools such as Cucumber or JBehave * Experience with SQL or other database technologies, such as Oracle, MySQL, Cassandra, or MongoDB * Experience working in agile environments using frameworks such as Scrum, SAFe, or XP * Ability to communicate clearly and work effectively with cross-functional teams * Comfort with adapting quickly to new tools and evolving technologies Preferred Skills * Experience with travel industry systems or products * Exposure to cloud or container environments such as AWS or OpenShift * Knowledge of infrastructure automation tools such as Docker, Chef, Puppet, or Terraform * Experience with cloud services such as EC2, S3, CloudFormation, or CodePipeline * Familiarity with service virtualization tools such as WireMock or Mockito * Experience with test management or agile management tools such as VersionOne or qTest * Exposure to non-functional testing, including performance, load, stress, security, accessibility, or usability testing * Experience with source control tools such as GitHub, GitLab, or AWS CodeCommit * Experience creating reports with tools such as Extent Report or Cucumber Report We are committed to building an inclusive environment where everyone feels respected, valued, and empowered to contribute. We welcome candidates from all backgrounds and experiences and believe diverse perspectives help drive stronger ideas, better collaboration, and better outcomes. ## Description Join a dynamic engineering team as a Senior Software Development Engineer in Test, where you will help shape the quality, reliability, and performance of modern applications across UI and API layers. This role offers the opportunity to work with automation, CI/CD, cloud technologies, and collaborative agile teams in a fast-paced environment focused on continuous improvement. Responsibilities * Design, build, execute, and maintain automated tests for both user interface and backend services * Develop test automation strategies and create tools for unit, functional, and performance testing * Build and improve automation frameworks using strong design patterns and modular approaches * Write and maintain automated tests for APIs and microservices using modern testing tools and libraries * Collaborate with engineers, analysts, and subject matter experts to support end-to-end quality * Integrate automated tests and infrastructure processes into CI/CD pipelines * Participate in design and code reviews and suggest improvements to processes, tools, and workflows * Create and maintain automation jobs in build and deployment tools * Generate clear test reports and help improve visibility into test execution results * Work across front-end and back-end technologies to help identify and prevent defects early ## Related Videos - [Continuous testing - run automated tests for every change!](https://www.wearedevelopers.com/videos/190-continuous-testing-run-automated-tests-for-every-change) - [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered) - [MySQL Protocol Features You Should Be Aware Of](https://www.wearedevelopers.com/videos/100267-mysql-protocol-features-you-should-be-aware-of) - [Docker build without Docker](https://www.wearedevelopers.com/videos/100114-docker-build-without-docker) - [Coding for Good: Achieving social change with an app](https://www.wearedevelopers.com/videos/1645-coding-for-good-achieving-social-change-with-an-app) - [Testing .NET applications a Tool box for every developer](https://www.wearedevelopers.com/videos/704-testing-net-applications-a-tool-box-for-every-developer) ## Related Articles - [The 8 Best Code Testing Tools](https://www.wearedevelopers.com/magazine/402-the-8-best-code-testing-tools) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Should senior developers refuse interview coding challenges?](https://www.wearedevelopers.com/magazine/29-should-senior-developers-refuse-interview-coding-challenges) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers)