Senior AQA with Python

Luxoft; Wrocław; Hybrid; PLN 180,000 - 240,000; Full time

Job summary

Luxoft is seeking a Senior Automation QA Engineer to join the Market Connectivity team in a hybrid setup with 3 days in the office in Krakow or Wroclaw. The role focuses on building and maintaining ultra-low latency trading systems and exchange connectivity solutions for global markets.

You will design test strategies, develop automated frameworks in Python, and create API, integration, end-to-end, and regression tests for trading workflows, ensuring high performance, reliability, and production

Qualifications

• Strong experience in software testing with automation principles.
• Hands-on Python development for test automation.
• Experience designing, developing, and maintaining automated test frameworks.
• Strong knowledge of API, integration, end-to-end, and regression testing.
• Hands-on with PyTest, Playwright, Selenium, or similar frameworks.
• Experience testing distributed, real-time, or high-performance systems.
• Knowledge of market connectivity, data flows, exchange integrations, or trading workflows.
• Experience with CI/CD pipelines, Git, and modern delivery practices.
• Good knowledge of SQL and database testing techniques.
• Strong troubleshooting and root-cause analysis skills.

Responsibilities

• Design test strategies and automation approaches for low-latency trading platforms.
• Develop, maintain, and enhance automated test frameworks and test suites using Python.
• Create automated API, integration, end-to-end, and regression tests for trading workflows.
• Validate exchange connectivity, market data flows, and order processing across venues.
• Verify functional correctness, reliability, and performance of trading gateways.
• Analyze requirements and latency-sensitive workflows to ensure test coverage.
• Investigate test failures and perform root-cause analysis with developers.
• Integrate automated tests into CI/CD pipelines and contribute to production readiness.

Skills

Python

Test automation

API testing

CI/CD

SQL

Linux

Git

Debugging

Low-latency systems

Tools

PyTest

Playwright

Selenium

CI/CD tooling

SQL

Docker

Linux/Unix

Job description

HYBRID MODE: 3 DAYS FROM THE OFFICE IN KRAKOW OR WROCLAW)

Project Description:

Join our Market Connectivity team, focused on building and maintaining ultra-low latency trading systems and exchange connectivity solutions for global financial markets. As a Senior Automation QA Engineer, you will play a key role in ensuring the quality, reliability, and performance of high-throughput applications operating in a high-performance computing environment, developing automated testing solutions that support critical trading and market data workflows.

Responsibilities:

• Design test strategies and automation approaches for low-latency trading platforms and exchange connectivity solutions
• Develop, maintain, and enhance automated test frameworks and test suites using Python
• Create automated API, integration, end-to-end, and regression tests for trading and market connectivity workflows
• Validate exchange connectivity, market data flows, and order processing across global trading venues
• Verify the functional correctness, reliability, and performance of trading gateways and market access components
• Analyze business requirements and latency-sensitive trading workflows to ensure effective test coverage
• Investigate test failures, perform root cause analysis, and collaborate closely with developers to resolve issues
• Integrate automated tests into CI/CD pipelines and contribute to the quality, stability, and production readiness of trading systems

Mandatory Skills Description:

• Strong experience in software testing with a solid understanding of test automation principles and best practices
• Hands-on experience in Python development for test automation
• Experience designing, developing, and maintaining automated test frameworks and test suites
• Strong knowledge of API, integration, end-to-end, and regression testing
• Hands-on experience with PyTest, Playwright, Selenium, or similar automation frameworks
• Experience testing distributed, real-time, or high-performance systems
• Good understanding of market connectivity, market data flows, exchange integrations, or trading workflows
• Experience with CI/CD pipelines, Git, and modern software delivery practices
• Good knowledge of SQL and database testing techniques
• Strong troubleshooting, debugging, and root-cause analysis skills

Nice-to-Have Skills Description:

• Experience with Investment Banking, Capital Markets, Electronic Trading, or Market Connectivity solutions
• Experience with performance and latency testing of high-throughput distributed systems
• Knowledge of messaging and streaming technologies such as Kafka, Solace, or IBM MQ
• Experience with Azure DevOps, Jenkins, or other CI/CD platforms
• Good understanding of Linux/Unix environments and containerization technologies such as Docker