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Senior Software Development Engineer in Test

Job in Chicago, Cook County, Illinois, 60290, USA
Listing for: 3Core Systems Inc.
Full Time position
Listed on 2026-07-19
Job specializations:
  • Software Development
    DevOps, Software Engineer, Software Testing, Senior Developer
Salary/Wage Range or Industry Benchmark: 120000 - 160000 USD Yearly USD 120000.00 160000.00 YEAR
Job Description & How to Apply Below

Senior Software Development Engineer in Test

Chicago, United States | Posted on 07/15/2026

Job Title: Senior Software Development Engineer in Test

Duration: 12 Months

Job Location: Chicago, IL, 60661, USA

Work Model: Hybrid

Work Model Details: 2 days in office

Shift: A full return to office (5 days in office) will eventually happen; candidates need to be comfortable with that.

Must Have Skills/Attributes: API, Automation, Dev Ops, Java, System Analysis

Experience Desired: Java Test Automation Framework Development (9+ yrs); API Testing (REST Web Services) (5+ yrs); BDD Automation Frameworks (5+ yrs); CI/CD & Dev Ops Automation (5+ yrs);
System Integration & End-to-End Testing (5+ yrs)

Required Minimum Education: Bachelor’s Degree

Job Description

VL Autonomy program is expanding and has more features lined up for 2026 and needs a senior resource to work on those features. This resource will participate in AVT calls, design discussions and coordinate with several other teams. The resource will also work on expanding the SIT automation framework.

Position’s Contributions to Work Group
  • Extend testing automation framework using Java/JavaScript.
  • Take ownership in understanding business requirements/ACs and develop test strategy/test plan.
  • Develop automation test cases using existing automation framework.
Typical Task Breakdown
  • Develop test automation code for Continuous Integration (CI), Continuous Delivery (CD) of systems, infrastructure, and test framework.
  • Plan, design, develop, and maintain API test automation framework that facilitates automation scripting, execution, and analysis of results.
  • Provide technical leadership and mentoring for test engineers on multiple applications/projects onshore and offshore; train and mentor project team members to create, execute, analyze, and maintain automated regression suites.
  • Coordinate with product owner to resolve open issues/enhancements/upgrades and understand the use of a specific functionality as needed.
  • Develop automated functional scripts using tools such as Java, Karate, JMeter.
  • Perform exploratory and manual testing of the product suite as appropriate.
  • Provide expertise in testing methodologies, best practices, and standards.
  • Position will be onsite hybrid starting day 1. Interviews may also be onsite.
Required Technical Skills
  • Strong design and development skills in two or more of the following technologies and tools:
    Java (5 years), Cucumber (3-5 years), JBehave, or other BDD testing frameworks.
  • At least 9 years of test automation framework design.
  • Strong experience in testing Web services (REST APIs) (5 years).
  • Proven experience developing test scripts, test cases, and test data.
  • The ability to write queries in SQL or other relational databases.
  • Experience testing full stack and integration testing with 3rd parties.
  • End-to-end system integration testing experience for software platforms.
  • Experience in TDD, continuous integration, code review practice is strongly desired.
  • Experience with Dev Ops concepts and tools (e.g., CI/CD, Jenkins, Git).
Desired Technical Skills
  • Hands on experience with Python.
  • Development experience in AWS Cloud technology.
  • 3+ years of experience in developing scenario-based performance testing using JMeter.
  • Experience with Apigee or other API gateways is a plus.
  • At least 2 years working on an Agile team with a solid understanding of Agile/Lean practices.
  • Understanding of a microservice architecture.
  • Experience in load and performance testing.
Soft Skills Required
  • Ability to adapt quickly to a complex environment.
  • Pro‑active, flexible and creative.
  • Very strong communication skills and the ability to collaborate with developers and business users.
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Position Requirements
10+ Years work experience
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