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(1118678) Senior Software Development Engineer in Test (Senior SDET)

Diversified Services Network, Inc.
Chicago, Illinois, United States Posted Oct 28, 2026
Full-time

About this role

Senior Software Development Engineer in Test (Senior SDET)

Chicago, IL | Hybrid | Full-Time

Diversified Services Network, Inc. (DSN) is seeking a full-time Senior Software Development Engineer in Test (Senior SDET) to join our team in Chicago, IL. We offer a hybrid work model, full benefits, PTO, 401k, and more! If you're looking to grow your career within an extremely reputable, stable Fortune 100 company - let's talk!

Position Overview

The Senior SDET is a hands-on technical leader responsible for advancing test automation and quality engineering across enterprise applications. Working within a collaborative team of 20+ professionals, this role shapes how quality is built into the software delivery lifecycle, from requirements through release, while guiding and developing other test engineers.

Key Responsibilities

  • Extend and enhance the existing test automation framework, building automated functional and API test cases using Java, JavaScript, Karate, and JMeter
  • Plan, design, develop, and maintain an API test automation framework that supports scripting, execution, and results analysis
  • Develop test automation code to support Continuous Integration and Continuous Delivery (CI/CD) of systems, infrastructure, and the test framework
  • Analyze business requirements and acceptance criteria to define test strategies and test plans
  • Perform exploratory and manual testing of the product suite as appropriate
  • Partner with the product owner to resolve open issues, enhancements, and upgrades, and to clarify intended functionality
  • Lead and mentor onshore and offshore test engineers across multiple applications and projects, training team members to create, execute, analyze, and maintain automated regression suites
  • Serve as the team's subject matter expert on testing methodologies, best practices, and standards

Requirements

  • Education & Experience

  • Bachelor's and Master's degree and 8–10 years of professional experience, including 8+ years designing test automation frameworks

  • Required Technical Skills

  • Strong design and development skills in two or more of the following: Java (3–5 years), Cucumber (3–5 years), JBehave, or other BDD testing frameworks

  • 3–5 years of experience testing web services (REST APIs)

  • 3+ years of experience developing scenario-based performance testing using JMeter

  • Proven experience developing test scripts, test cases, and test data

  • Ability to write queries in SQL or other relational databases

  • Experience with full-stack testing and integration testing with third parties

  • End-to-end system integration testing experience for software platforms

  • Desired Skills

  • Hands-on experience with Python

  • Development experience with AWS cloud technologies

  • Experience with test-driven development (TDD) and code review practices

  • Experience with DevOps concepts and tools such as Jenkins and Git

  • Experience with Apigee or other API gateways

  • Understanding of microservice architecture

  • 2+ years working on an Agile team with a solid understanding of Agile/Lean practices

  • Strong documentation skills

  • Soft Skills

  • Ability to adapt quickly to a complex environment

  • Proactive, flexible, and creative

  • Very strong communication skills, with the ability to collaborate effectively with developers and business users

Benefits

  • 401(k)

  • Dental insurance

  • Vision Insurance

  • Disability insurance

  • Employee assistance program

  • Health insurance

  • Health savings account

  • Life insurance

  • Paid time off

  • Paid Holidays

  • Please follow the link to our website for a list of job openings in Engineering, IT, Project Management, and more! https://www.dsnworldwide.com

  • Salary expectations: 155,000-165,000 per annual

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