64 api test engineer jobs at 53 companies in Buffalo Grove, IL
1mo
Save
Mark Applied
Hide
1mo
Software Engineer, API
Chicago, Illinois, United States
$108k-$110k/yrHybridFull Time
Supernova Technology: Provides cloud-based digital software for securities-based lending.
3+ YOEBachelor's in CS/Engineering, 3+ years software development with API design, experience with Java, Spring Boot, AWS, OAuth/JWT, REST, Git, CI/CD, and testing frameworks.
RESTful Services, OAuth, JWT, Java, Spring Boot, AWS, Git, CI/CD
The Aspen Group: Provides comprehensive business support for retail healthcare practices.
5+ YOEDesign, develop, and maintain automated tests; API/SQL testing; CI/CD; strong programming in Java/Python; experience with API testing and SQL Server.
ITility: Providing professional engineering, IT, and mission support to government agencies.
8+ YOEUS citizen able to pass IT-II background; 8+ years software testing,5+ years Java+Selenium automation; experience with API, performance and CI/CD testing; familiarity with Jenkins,AWS,JMeter,POSTMAN; strong communication and Agile experience.
Scottsdale or San Francisco or Chicago or New York City
$106k-$130k/yrHybridFull Time
Early Warning Services: Operates payment and risk solutions for the financial industry.
5+ YOEBachelor's degree required. 5+ years developing software or test automation using two of Java, Ruby, Node.js, or Objective-C. Experience with CI/CD, test automation for API/web/mobile, and test frameworks.
Hopkins or Atlanta or Chicago or Charlotte or Englewood or Brookfield or Irving
$120k-$141k/yrHybridFull Time
U.S. BankNYSE: USB: Provider of personal, business, and institutional financial services.
5+ YOEBachelor's degree or equivalent and 5+ years relevant experience. Experience with mainframe/Hogan development (COBOL, JCL, CICS), APIs, system design, testing, security, and cross-team collaboration; Scrum familiarity.
SDET 3, Software Test Engineer QA - Hybrid in Oak Brook, IL
Oak Brook, Illinois, United States
$77k-$145k/yrHybridFull Time
Chamberlain Group: Provides smart access solutions and residential garage door openers.
5+ YOEBachelor's degree in engineering or computer science; 5–8 years of software quality engineering experience, including 3+ years in automation; JavaScript/TypeScript, automation frameworks, APIs, Agile, cloud, CI/CD, testing, and version control.
CboeBATS: CBOE: Operates global market infrastructure and provides tradable financial products.
2+ YOEBachelor's degree or equivalent; 2+ years QA experience with automation; experience with Cucumber, Selenium/Playwright, Java, Python, API testing, Docker/Kubernetes, SQL and CI tools.
Camping WorldNYSE: CWH: Retailer of recreational vehicles, camping gear, and maintenance services.
5+ YOERequires 5–7 years as a QA Lead with automation, JavaScript, front-end and API testing, relational database queries, Agile/Scrum experience, and strong communication skills; bachelor's degree or equivalent work experience.
CognizantNasdaq: CTSH: Provides IT consulting and digital business process services.
0+ YOE0–1 years in QA/QE; Java and Python automation, STLC, Agile/Scrum, API and database testing, AI/ML testing, CI/CD, and test tools. Bachelor's or master's degree or equivalent experience.
Publicis GroupeEuronext Paris: PUB: Global communications, advertising, and digital transformation holding.
5+ YOEBachelor's in Computer Science (or equivalent), 5+ years QA/development experience, strong test automation and scripting, experience with Selenium/Cypress/Taiko, API testing (Swagger/Postman), Angular, AWS testing tools, Agile experience.
The HartfordNYSE: HIG: Provides business and personal insurance, group benefits, and investments.
8+ YOEBachelor's degree in a technical field; 8+ years building enterprise software or platforms; 3+ years Terraform; GCP, BigQuery, Cloud Functions, AI Platform, API Gateway, GKE/Docker, testing, CI/CD, and cloud engineering.
Python, Terraform, Google Cloud Platform, AWS, Microsoft Azure, BigQuery, Cloud Functions, AI Platform, API Gateway, GKE, Docker, CI/CD, LangChain, LlamaIndex, LangSmith, LangGraph, Google Agent Development Kit
Braven: Provides career mentorship and skills training to college students.
3+ YOE3+ years QA or 2+ years software engineering with 1+ year test automation; experience with Playwright/Cypress, API and database testing, Git/GitHub and CI, accessibility (WCAG); authorized to work in the U.S.
Frontline EducationNYSE: ROP: Provides administrative and management software for K-12 school districts.
7+ YOE2+ Mgmt7+ years QA experience with hands-on test automation, 2+ years leading QA, experience with web apps, API and performance testing, strong SQL, and demonstrated use of AI to improve QA.
JLLNYSE: JLL: Global commercial real estate and investment management services.
Strong Python and engineering skills, REST API experience, familiarity with document parsing libraries and Microsoft 365 integrations, Git workflows, hands-on LLM/AI engineering, and experience designing validation and testing frameworks. Must be authorized to work in the U.S.; no visa sponsorship.
Python, pytest, PyMuPDF, python-docx, openpyxl, pandas, Git, REST API, Microsoft 365, Microsoft Graph, Microsoft SharePoint, Microsoft OneDrive, LLM APIs, Model Context Protocol (MCP)
Federal Home Loan Bank of Chicago: Provides liquidity and funding to member financial institutions.
10+ YOE5+ Mgmt10+ years in quality engineering with automation-first test framework design, CI/CD integration, API/web/database testing, performance testing, and 5+ years mentoring or supervisory experience.
Chicago or Dallas or Columbus or Atlanta or Nashville or Irving
$73k-$174k/yrHybridFull Time
CapgeminiEuronext Paris: CAP: Provides global IT consulting and digital transformation services.
10+ YOE10+ years of software development experience with Java 17+, Spring Boot, REST APIs, microservices, Docker, Kubernetes/OpenShift, CI/CD, Kafka, automated testing, and cloud integrations.
Columbus or Boston or Chicago or Austin or Los Angeles or United States or Canada or United Kingdom or Australia
$125k-$165k/yrHybridFull Time
Loop Returns: Software platform automating e-commerce returns and post-purchase experiences.
2+ YOE2+ years building web applications, backend services, or APIs. Experience using AI agents in engineering workflows, testing and CI/CD, and familiarity with PHP/Laravel, Vue.js, AWS Serverless, MySQL, or DynamoDB is a plus.
Andromeda Technology Solutions: Provides managed IT and building security services for businesses.
Build internal AI tools and prototypes, work with APIs and MCP servers, connect systems, demonstrate programming and integration experience, and pass drug screen and hands-on testing.
Zoro: Online marketplace for industrial tools and business supplies.
5+ YOEMinimum 5 years in data engineering or software development; production software, backend services, APIs, databases, testing, cloud infrastructure, AI-assisted engineering, and on-call experience required.