Senior Performance Tester

Salary: 1000 - 1200 PLN/day on B2B

Work model: elastic hybrid from Gdynia / Gdańsk / Warszawa / Łódź (at least 1 day per week from the office)

 

Why choose this offer?

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• You can expect a flexible work organization
• The international work environment will give you the opportunity to interact with the English language on a daily basis
• Scandinavian organizational culture will provide you with work-life balance, you will gain time for additional training (financed by Jit)
• The Jit community will bring you a nice time during regular integration meetings

 

Project

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You will be involved in a financial project to ensure performance, scalability, and reliability. As an Expert in Performance Testing, you will work with complex systems from component to E2E level, gathering and analyzing non-functional requirements (NFRs) and translating business needs into performance criteria.

Your role includes designing non-functional test strategies, conducting performance simulations on Batch/API/GUI levels, and working closely with architects, product owners, and stakeholders. You will drive the NFR and NFT agenda within the Solution Train HUB, requiring strong communication, collaboration, and facilitation skills in English. Deep expertise in defining and implementing non-functional testing in the data domain is essential.

 

Expected competences and knowledge

• Deep knowledge of non-functional requirements (NFRs) definition and non-functional testing (NFT) organization in the data domain
• Strong communication skills at both engineering and management levels
• Ability to work closely with architects, product owners, and stakeholders to refine NFRs
• Extensive knowledge of LoadRunner, JMeter
• Experience in performance simulations and analysis at Batch/API/GUI levels
• Understanding of user behavior modeling and complex simulation scenarios
• Development skills beyond traditional QA scope
• Basic understanding of system architecture
• Test automation experience as a complementary skill
• Proficiency with Windows & Linux operating systems
• Experience in CI/CD performance testing (Jenkins)
• Good knowledge of Docker, Kubernetes, Jenkins, PDC, Kafka, AppDynamics, Splunk
• A problem-solving mindset with the ability to identify and resolve performance bottlenecks efficiently

 

Nice to have

• Banking experience is a strong advantage
• Understanding of Big Data technologies, including Hadoop ecosystem (Cloudera/MapR) and streaming technologies
• Familiarity with cloud platforms (AWS, GCP, or Azure) and Snowflake

 

Technologies you'll work with

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• LoadRunner
• JMeter
• Jenkins
• Docker
• Kubernetes
• AppDynamics
• Splunk
• Windows
• Linux
• Kafka
• Hadoop ecosystem (Cloudera/MapR)
• Snowflake
• AWS
• GCP
• Azure
• PDC

 

Client – why choose this particular client from the Jit portfolio?

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Jit Team has had an over-decade-long relationship with the leading financial group in the Nordic countries, and we are privileged to be our client's premier partner in Poland. At present, over 200 Jit personnel are engaged in the completion of more than 60 projects for this Norwegian major provider of financial services with a global presence and a strong focus on modern technology. Our customer's work atmosphere is epitomized by the Scandinavian culture, which is conducive to people who place emphasis on work-life balance and feedback culture. Furthermore, all projects are executed in international teams, giving constant exposure to the English language. 

 

About Jit Team

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The Human factor of IT - it's not just a slogan, it's a philosophy. The foundation of Jit Team is people, which is why we prioritise you. We employ over 500 experienced experts. We create highly specialised teams for clients from all over the world. We offer team members developmental projects, a wide range of benefits and a proprietary professional development programme.

Behind our maxim are also charitable and educational activities. We support pupils and students by donating learning equipment. We offer internships to help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We are a Polish company and we share what we have achieved over 15 years of activity. By supporting indigenous initiatives, we ensure the circulation of good energy.