4667 – SDET (Software Development Engineer in Test)

Lexicon Solutions; United States; Remote; USD 100,000 - 120,000; Full time

Job summary

A leading technology provider is seeking an experienced Test Automation Engineer to design E2E test automation for finance-related platforms. The ideal candidate will have 4+ years of experience in test automation, strong skills in Cypress or Playwright, and a passion for quality in the financial sector. This position requires collaboration with technical teams and a strong emphasis on maintaining CI/CD pipelines.

Qualifications

• 4+ years of experience in test automation with a focus on web applications.
• Strong hands-on experience with Cypress or Playwright for E2E testing.
• Solid programming skills and ability to write clean, maintainable test code.
• Experience with monitoring tools (Datadog preferred).
• Understanding of financial systems' reliability needs.
• Excellent communication skills.

Responsibilities

• Design and implement E2E test automation for finance platforms.
• Build robust test frameworks using Cypress or Playwright.
• Create and maintain Datadog synthetic monitors.
• Partner with developers for quality assurance.
• Develop testing strategies for thorough coverage.
• Mentor team members on testing best practices.

Skills

Test automation

Cypress

Playwright

JavaScript

TypeScript

API testing

Monitoring tools

CI/CD

Git

Web application architecture

Tools

Postman

Datadog

Job description

Key Responsibilities

• Design and implement comprehensive E2E test automation for finance related platforms
• Build robust test frameworks using Cypress or Playwright
• Create and maintain Datadog synthetic monitors to ensure our client’s systems are always available
• Partner with developers and product teams to understand features and ensure they meet client’s demanding needs
• Champion quality throughout the development lifecycle
• Develop testing strategies that balance thorough coverage with fast feedback loops
• Debug complex issues across the full stack when tests reveal interesting problems
• Maintain and improve CI/CD pipelines to keep our client’s test suites running smoothly
• Create clear documentation and dashboards that help the team understand system health
• Mentor other team members on testing best practices and automation techniques

Required Qualifications and Key Competencies

Must Have Skills:

• 4+ years of experience in test automation with a focus on web applications
• Strong hands-on experience with Cypress or Playwright for E2E testing
• Solid programming skills – you write clean, maintainable test code
• Experience with monitoring and synthetic testing tools (Datadog preferred)
• Understanding of the unique reliability needs of financial systems
• Proven ability to think like both a developer and a client
• Natural detective skills – you love hunting down tricky bugs
• Excellent communication skills to collaborate across technical teams
• Self-motivated problem solver who can work independently
• Passion for quality and understanding the high-stakes nature of the financial industry

Technical Skills:

• Proficiency in JavaScript/TypeScript for test automation
• Experience with E2E testing frameworks (Cypress, Playwright, or similar)
• Understanding of API testing and tools (Postman, REST clients)
• Knowledge of CI/CD pipelines and test integration
• Familiarity with version control systems (Git)
• Basic understanding of web application architecture

Preferred Skills (it’s a plus if you have experience with):

• Datadog suite – especially Synthetics, APM, and RUM
• Load testing and performance testing – crucial for high-volume financial systems
• Financial platforms or fintech applications
• Visual regression testing tools
• Test data management strategies
• GraphQL testing
• Accessibility testing and WCAG compliance
• Security testing basics
• Docker and containerized test environments
• Component testing alongside E2E testing
• Building test frameworks from scratch
• TypeScript – we love type safety in our tests too!
• Stress testing real-time systems