Software Development Engineer in Test (SDET)

Software Development Engineer In Test

Tradeweb is a global leader in electronic trading across asset classes. As financial markets become increasingly interconnected, our technology enables efficient, multi-asset trading on a global scale. We serve more than 3,000 clients in more than 85 countries, including many of the world's largest banks, asset managers, hedge funds, insurers, corporations, and wealth managers.

Creative collaboration and sharp client focus have helped fuel our organic growth. We facilitated average daily trading volume (ADV) of more than $2.8 trillion over the past four fiscal quarters, topping $3.3 trillion in ADV for the first quarter of 2026.

Since our IPO in 2019, Tradeweb has completed four acquisitions and doubled our revenues – and 2025 was our 26th consecutive year of record revenues.

Tradeweb plays a central role in modernizing market structure by developing innovative trading protocols, embedding analytics into execution, and building technology infrastructure that supports the convergence of traditional and digitally native financial markets. Tradeweb is a great place to work, recognized in 2025 by Forbes as one of America's Best Companies and by U.S. News & World Report as one of the Best Financial Services Companies to Work For.

Tradeweb Markets LLC ("Tradeweb") is proud to be an EEO Minorities/Females/Protected Veterans/Disabled/Affirmative Action Employer.

We are seeking a highly skilled Software Development Engineer in Test (SDET) with strong test automation experience to join our engineering team. The ideal candidate will have a solid background in building and maintaining automated test frameworks for modern web applications.

This role requires a hands-on engineer who can design robust automation solutions, troubleshoot complex client-side issues, and work closely with developers, product managers, and DevOps teams to ensure high-quality software delivery. The candidate should also be comfortable working with SQL and Python for day-to-day validation, test data analysis, backend verification, and building utilities that support testing and release processes. Experience in trading platforms or within a financial institution is strongly preferred.

Tradeweb Technology jobs are fully remote. The Tradeweb Technology hub is in our Jersey City office which can be used for team meetings and collaboration efforts. There may be days where travel to the Jersey City office is recommended for organizational off sites.

Job Responsibilities

• Design, develop, and maintain scalable test automation frameworks for web-based applications.
• Create and execute automated functional, regression, integration, and end-to-end test suites.
• Support applications built with modern frontend technologies, including Angular and React.
• Use modern open-source automation frameworks such as Selenium, Cypress, Playwright, and WebdriverIO.
• Debug client-side JavaScript issues using Chrome Developer Tools, including browser console errors, network failures, UI rendering issues, and performance bottlenecks.
• Develop and maintain test utilities, support scripts, and validation tools using Python.
• Use SQL for data validation, troubleshooting, backend verification, reconciliation, and test data analysis.
• Collaborate closely with software engineers, QA, product owners, and DevOps teams to ensure quality throughout the software development lifecycle.
• Integrate automated tests into CI/CD pipelines using tools such as GitLab CI or Jenkins.
• Work in Linux-based environments for test execution, troubleshooting, scripting, and automation support.
• Analyze defects, isolate root causes, and provide clear documentation for issues found during testing.
• Leverage modern AI-assisted development tools such as Cursor, Claude, GPT, or similar platforms to improve productivity, accelerate test creation, and enhance debugging and analysis workflows.
• Contribute to continuous improvement of quality engineering practices, tooling, and automation standards.

Qualifications

• Bachelor's degree in computer science, Engineering, or a related field, or equivalent practical experience.
• 7+ years of experience in software quality assurance and testing, preferably within financial services or trading systems.
• Proven experience as an SDET, QA Automation Engineer, or similar role.
• Strong hands-on experience building and maintaining test automation frameworks.
• Experience with modern open-source JavaScript testing frameworks such as Selenium, Cypress, Playwright, and WebdriverIO.
• Good understanding of testing modern web applications built with Angular, React, or similar JavaScript frameworks.
• Strong experience debugging client-side JavaScript errors using Chrome Developer Tools.
• Strong working knowledge of SQL for querying databases, validating data, and supporting test investigations.
• Strong working knowledge of Python for building utilities, automation helpers, test scripts, and data processing tools.
• Experience working with CI/CD tools such as GitLab or Jenkins. Well versed with GIT.
• Strong working knowledge of the Linux operating system, including command-line usage, scripting, and troubleshooting.
• Experience with automated testing for UI, API, and regression testing.
• Strong analytical, debugging, and problem-solving skills.
• Excellent communication and collaboration skills.

Preferred Qualifications

• Prior experience in a trading environment, capital markets, or a financial institution.
• Experience validating transactional workflows, trade data, reconciliations, and downstream system integrations.
• Familiarity with APIs, backend services, and database-driven application testing.
• Understanding of agile development methodologies and modern software delivery practices.
• Exposure to performance testing, service virtualization, or API automation is a plus.

Additional Information

• Health Insurance: Highly competitive medical, dental, and vision programs
• Hybrid Environment: Our employees have the flexibility of working in the office and from home.
• Health Care and Dependent Care Flexible Spending Accounts: You may elect to set aside pre-tax earnings to pay for eligible health care and dependent day care expenses for you and your eligible family members.
• Maven Family Building Benefit: Maven offers support for fertility and preconception; pregnancy and post-partum; adoption; surrogacy and pediatrics for children up to age 10. Tradeweb provide a $10,000 lifetime reimbursement towards fertility, egg freezing, adoption and surrogacy expenses.
• Building Wealth - 401(k) Savings Plan: Employees are immediately eligible for the 401(k) plan. Participants may contribute up to 75% of eligible compensation into a traditional 401(k) and/or Roth 401(k). Tradeweb will match 100% of the first 4% of compensation that you contribute.
• The current pay range for this role is currently $140,000 to $190,000 per year, based on a regular, full-time schedule. The amount of pay offered will be determined by a number of factors, including but not limited to qualifications, market data, and internal guidelines.
• This role will also be eligible to participate in Tradeweb's discretionary bonus program.
• This role is expected to remain open until 5/25/26

Other Benefit Programs

• Pre-Tax Commuter Benefits Program
• ARAG Legal Services
• Employee Assistance Program
• Tuition Reimbursement
• Financial Wellness Tools
• Travel Assistance Benefits
• Pet Insurance
• Corporate Gym Subsidies
• Wellness Perks
• Paid Time Off and Parental Leave