Senior Software Development Engineer in Test (SDET) – Backbase & Digital Banking
Senior Software Development Engineer in Test (SDET) – Backbase & Digital Banking
Location: Remote – Americas
Eligible locations: Canada, United States, and Latin America
Engagement: Full-time or contract, depending on location
About Aequilibrium
Aequilibrium is a digital consulting and technology company helping financial institutions modernize digital banking, improve member experiences, and deliver complex platform transformations. We work with credit unions, banks, and fintech partners across North America, supporting strategy, UX, engineering, integration, QA automation, cloud, and platform delivery.
We are looking for a Senior Software Development Engineer in Test (SDET) with strong experience in automation, digital banking, and quality engineering to join our team. This role is ideal for someone who thinks like a developer, understands complex enterprise systems, and can help clients build reliable, scalable, and high-performing digital banking platforms.
About the Role
As a Senior SDET, you will help design, build, and maintain automated testing frameworks for web, mobile, API, and backend systems. You will work closely with developers, architects, product owners, DevOps engineers, and client stakeholders to improve quality across the software delivery lifecycle.
You will play a key role in ensuring that digital banking solutions are reliable, secure, performant, and ready for production use.
We are open to both full-time employees and independent contractors , depending on your location and preference. For candidates based in Canada, the expected salary range for this full-time position is CAD $110,000–$140,000 per year, plus our standard benefits package. For candidates located outside Canada (United States and Latin America), we are also open to contractor engagements, with typical compensation ranging from USD $40–$70 per hour, based on experience, technical expertise, and the nature of the engagement.
What You’ll Do
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Design, build, and maintain scalable test automation frameworks for digital banking applications.
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Develop automated tests for web, mobile, API, backend, and integration layers.
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Create and maintain automated regression, functional, smoke, integration, and end-to-end test suites.
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Build and maintain mobile test automation using Appium, Espresso for Android, and XCTest for iOS.
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Support quality engineering practices across Agile delivery teams.
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Collaborate with developers to define testable acceptance criteria and improve code quality.
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Implement automated testing within CI/CD pipelines.
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Develop API automation for RESTful services, microservices, and integration points.
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Support performance testing, load testing, and reliability validation.
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Analyze test results, identify defects, and work with engineering teams to resolve issues.
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Help define testing standards, automation patterns, and quality gates.
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Participate in code reviews for automation frameworks and test scripts.
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Mentor other QA engineers and contribute to a strong quality engineering culture.
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Work directly with client teams in a consulting environment.
What We’re Looking For
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7+ years of experience in software quality engineering, test automation, or SDET roles.
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Strong experience designing and maintaining automated testing frameworks.
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Strong programming skills in one or more languages such as Java, C#, JavaScript/TypeScript, Python, or Kotlin.
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Experience with UI automation tools such as Selenium, Playwright, Cypress, or similar.
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Experience working with Appium and in developing and maintaining mobile test automation with Espresso for Android and XCTest for iOS.
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Strong API testing experience with tools such as REST Assured, Postman, Karate, and similar tools.
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Experience testing microservices, APIs, and distributed systems.
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Experience integrating automated tests into CI/CD pipelines using tools such as Azure DevOps, GitHub Actions, Jenkins, GitLab CI, or