Engineer - Quality Assurance (SDET)

About The Company
Interactive Brokers Group, Inc. (NASDAQ: IBKR), a member of the S&P 500, is a global financial services company headquartered in Greenwich, Connecticut, with offices in over 15 countries. Through its affiliates, Interactive Brokers provides automated trade execution and custody of securities, commodities, foreign exchange, and prediction markets on over 170 markets in numerous countries and currencies.
For more than four decades, Interactive Brokers has focused on technology, automation, and innovation to provide clients worldwide with a sophisticated, unified platform to manage their investment portfolios. We serve individual investors, hedge funds, proprietary trading groups, financial advisors, and introducing brokers.
Our culture is driven by problem-solving, efficiency, and continuous improvement. We look for individuals who are intellectually curious, collaborative, and motivated to contribute to technology that helps simplify and enhance access to global financial markets. Interactive Brokers has consistently been recognized as a top broker by respected industry sources including Barron’s, Investopedia, Stockbrokers.com, and others.
Job Description
Join our Marketing Technology Team, the group responsible for building and enhancing Interactive Brokers' in-house marketing and sales technology platforms. Our systems power critical marketing, client acquisition, attribution, campaign measurement, lead management, sales analytics, and customer engagement capabilities that support business growth across global markets.
What Will Be Your Responsibilities Within IBKR
As a member of the Marketing Technology Quality Engineering team, you will design, build, and maintain automated testing and data quality frameworks that ensure the accuracy, reliability, and scalability of Interactive Brokers' marketing platforms, analytics systems, and customer acquisition technologies for the IBKR Marketing Department and management.
Build scalable testing frameworks that enable our team to deploy confidently and maintain high system reliability
Design comprehensive test suites covering unit, integration, and acceptance testing that catch issues before they reach production
Collaborate with engineers and data scientists to embed quality practices throughout the development lifecycle
Provide metrics and reporting on test coverage, quality trends, and system reliability
Build and maintain monitoring and alerting systems for test infrastructure
Develop data quality checks to ensure integrity across pipelines and databases
Investigate and triage test failures, working with development teams to identify root causes and implement fixes
What Required Skill’s You Need
Bachelor's degree in computer science, Mathematics, Statistics, Physics, or related quantitative field
3+ years of software engineering or test automation experience with strong coding skills (Python required)
Experience integrating automated testing into CI/CD pipelines (GitHub Actions, Azure DevOps, Jenkins, or similar).
Strong experience with unit testing frameworks (pytest, unittest, etc.)
Strong SQL skills and experience validating data across relational databases and analytical platforms.
Strong communication skills with meticulous attention to detail
Experience with version control systems (git)
Experience & Mindset
Demonstrated ownership mindset with a passion for improving quality and reliability
Ability to think critically and challenge assumptions through data-driven testing
Comfortable working in a fast-paced environment with evolving business requirements
Strong collaboration skills across engineering, analytics, and business teams
Experience validating data pipelines, business intelligence reports, and marketing analytics systems.
Solid foundation in testing methodologies and quality assurance principles
Strong problem-solving and analytical abilities
Self-motivated with ability to drive projects independently
Preferred Qualifications
Experience with data quality/lineage platforms (Manta/Ataccama)
Experience with Claude Code, Codex or equivalent
Background in performance/load testing tools
API and contract testing experience
Experience with data engineering concepts and tools
Experience with monitoring/observability tools.
Company Benefits & Perks
Competitive salary package.
Performance-based annual bonus (cash and stocks).
Hybrid working model (3 days office/week).
Group Medical & Life Insurance.
Modern offices with free amenities & fully stocked cafeterias.
Monthly food card & company-paid snacks.
Hardship/shift allowance with company-provided pickup & drop facility*
Attractive employee referral bonus.
Frequent company-sponsored team-building events and outings.
Depending upon the shifts.
The benefits package is subject to change at the management's discretion.

Work arrangement
Hybrid