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Senior QA Engineer Manual/Automation (Python, IoT OR Time series data)

Luxoft Poland

remote
Posted Feb 10, 2026

Role & seniority: Mid-to-senior QA/Test Engineer (minimum 4+ years creating/executing test cases)

Stack/tools: Python; API testing (Postman, Swagger); Linux; SQL databases; AWS (EC2, IAM, Management Console); CI/CD (Jenkins); performance testing; IoT and time-series data handling

Top 3 responsibilities

  1. Create and execute test cases based on Customer and Software requirements

  2. Test Backend/API and data quality; cover functional and non-functional testing

  3. Set up testing framework from scratch; perform performance testing

Must-have skills

  • 4+ years of test case design and execution

  • Functional and non-functional software testing, SDLC, test design methodologies

  • Python 3+ years

  • Experience setting up testing frameworks from scratch

  • API testing tooling (Postman, Swagger)

  • SQL databases knowledge; Linux

  • Commercial experience with IoT and time-series data

  • AWS services experience; CI/CD (Jenkins); performance testing

  • Strong verbal/written English communication; creative problem-solving

Nice-to-have

  • AWS IoT Greengrass

  • Industrial protocols (Modbus, NMEA, MQTT)

Location & work type: Location not specified; work type not specified. Benefits include internal mobility, rotations, and training programs.

Full Description

🔥Become a Luxoft employee🔥

Our Benefits

  • 💰Paid Referrals

💻Equipment: laptop and monitor 🩺Private Medical & Dental care & Life Insurance covered 🏋🏽 ♀️ MyBenefit program (sports card, well-being program etc.) 🌎 Internal Mobility program - possibility of rotation between projects, locations, accounts 🎓 LuxTalent platform (webinars, training, courses) ...and more!

Project Description

  • Integrated Digital Expert system is a monitoring and diagnostics system. It fulfils both local and remote data access and analytics requirement, as well as local and remote troubleshooting purpose.

Responsibilities

  • At least 4 years of creating and executing test cases

  • Working knowledge of functional and non-functional software testing, the software test life cycle, and various test design methodologies (function, performance, accessibility, scenario etc.).

  • Test cases creation and execution based on Customer and Software requirements

  • Python 3+ years of experience

  • Experience of setting up testing framework from scratch

  • Experience in testing of Backend (API) and data quality

  • Knowledge of API testing tooling like Postman, Swagger

  • DBs basics and SQL database usage expert

  • Familiar with IoT OR Time series data handing knowledge

  • Linux knowledge

  • Experience with AWS services

  • CI/CD (Jenkins)

  • Experience with Performance testing

  • Good soft skills in communication.

  • Exemplary verbal and written communication skills (English).

  • Creative problem-solver capable of creating and reproducing interesting software bugs.

Mandatory Skills Description

  • Mandatory Skills Description

  • At least 4 years of creating and executing test cases

  • Working knowledge of functional and non-functional software testing, the software test life cycle, and various test design methodologies (function, performance, accessibility, scenario etc.).

  • Test cases creation and execution based on Customer and Software requirements

  • Python 3+ years of experience

  • Experience of setting up testing framework from scratch

  • Experience in testing of Backend (API) and data quality

  • Knowledge of API testing tooling like Postman, Swagger

  • DBs basics and SQL database usage expert

  • Commercial experience in IoT

  • Commercial experience with Time series data

  • Linux knowledge

  • Experience with the AWS services ecosystem (including EC2, IAM, and the AWS Management Console)

  • CI/CD (Jenkins)

  • Experience with Performance testing

  • Good soft skills in communication.

  • Exemplary verbal and written communication skills (English).

  • Creative problem-solver capable of creating and reproducing interesting software bugs.

Nice-to-Have Skills Description

  • AWS IoT Greengrass

  • Experience or knowledge of Industrial protocols (Modbus, NMEA, MQTT)

Languages

English: B2 Upper Intermediate

Test Cases CreationFunctional TestingNon-Functional TestingPythonTesting Framework SetupBackend TestingAPI TestingSQLIoTTime Series DataLinuxAWSCI/CDPerformance TestingCommunication SkillsProblem Solving

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