Possible locations
  • Bialystok
  • Bydgoszcz
  • Czestochowa
  • Gdansk
  • Gliwice
  • Katowice
  • Kielce
  • Cracow
  • Lodz
  • Rzeszow
  • Torun
  • Warsaw
  • Remote work
Technologies & tools

Must have:

  • JMeter
  • Jenkins
  • Linux
  • Windows
  • API

Nice-to-have:

  • NeoLoad
  • LoadRunner
  • Getling
  • Locust
  • TeamCity
  • InfluxDB
  • Docker
  • Grafana
  • AppDynamics
  • Dynatrace
  • DataDog
  • Telegraf
  • Python
  • Groovy
  • Scala
  • Java
  • JavaScript
  • C#

As part of our Competency Center, there is one of the largest Performance Test teams in Poland, whose members are using world leaders tools.

Engineers work in a wide range of tested technologies – from websites and API, through ERP technology, video streaming, to IoT. They also use elements of artificial intelligence in performance tests.

Our goal is to provide the highest quality of tests and achieve even the most demanding goals of our customers.

Would you like to raise your competencies on a specially prepared training environment for difficult and inaccessible technologies, with mentor support? Are you ready to work with high-end tools while not minding using free tools?

If your answer to the above questions is "yes", it means that you are looking at a job offer addressed to you. Join us now!

Your role

  • Creating innovative Next Generation performance tests
  • Planning and implementing tests
  • Building performance testing environment
  • Preparing scripts using chosen tools (such as JMeter, Locust, Gatling, NeoLoad, LoadRunner)
  • Collecting results using APM Tools
  • Building automated analysis mechanisms
  • Conducting the full process of automation using CI/CD tools, APM tools, performance testing tools and automated analysis
  • Participating in demanding projects for clients from various sectors
  • Working with people with many years of experience in conducting performance tests
  • Proposing performance indicators
  • Performing root cause analysis of performance problems

Your skills
  • At least one year of experience in performance testing
  • Knowledge of one or more of the following languages: JavaScript, Python, Scala, C#
  • Experience with Version Control Systems (f.e. Git, SVN)
  • Understanding of Service Oriented Architecture (SOA) and knowledge of API technology and JSON structure
  • Linux, Windows performance tuning
  • Experience with CI tools (e.g. Jenkins) and understanding of the software and testing life cycle
  • Solid knowledge of the performance testing methodology
  • Analytical mind and problem-solving skills

Job no. 221121-Y258Y

Why Sii

Great Place to Work since 2015

it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas

Hundreds of fascinating projects

prestigious brands from around the world, long-term contracts and preferred partner status for many clients

Project suited to you

Do you want to change your career path? Is your project coming to an end? We’ll find you a new one! We have an app for this – Job Changer

We share the profit with Workers

Last year we allocated PLN 21 M to this benefit

PLN 500 000 per year for your ideas

with this amount, we support the passions and voluntary actions of our workers

7 500 experts and many development opportunities

Tech Communities, workshops, a training platform, and a technology blog – you choose

Employment stability

revenue of EUR 300 M, no debts, since 2006 on the market

Great, comfortable offices

perfect place to work, integrate, have fun together, and celebrate successes

Open-minded and available management team

quick decision-making, we’re all on a first-name basis

True values

these are not empty words – we’re guided by them every day

Fantastic atmosphere

created by all Sii Power People

Attractive benefits package

private healthcare, benefits cafeteria platform, car discounts and more

Show more Show less
Possible locations
  • Bialystok
  • Bydgoszcz
  • Czestochowa
  • Gdansk
  • Gliwice
  • Katowice
  • Kielce
  • Cracow
  • Lodz
  • Rzeszow
  • Torun
  • Warsaw
  • Remote work
Technologies & tools

Must have:

  • JMeter
  • Jenkins
  • Linux
  • Windows
  • API

Nice-to-have:

  • NeoLoad
  • LoadRunner
  • Getling
  • Locust
  • TeamCity
  • InfluxDB
  • Docker
  • Grafana
  • AppDynamics
  • Dynatrace
  • DataDog
  • Telegraf
  • Python
  • Groovy
  • Scala
  • Java
  • JavaScript
  • C#

As part of our Competency Center, there is one of the largest Performance Test teams in Poland, whose members are using world leaders tools.

Engineers work in a wide range of tested technologies – from websites and API, through ERP technology, video streaming, to IoT. They also use elements of artificial intelligence in performance tests.

Our goal is to provide the highest quality of tests and achieve even the most demanding goals of our customers.

Would you like to raise your competencies on a specially prepared training environment for difficult and inaccessible technologies, with mentor support? Are you ready to work with high-end tools while not minding using free tools?

If your answer to the above questions is "yes", it means that you are looking at a job offer addressed to you. Join us now!

Your role

  • Creating innovative Next Generation performance tests
  • Planning and implementing tests
  • Building performance testing environment
  • Preparing scripts using chosen tools (such as JMeter, Locust, Gatling, NeoLoad, LoadRunner)
  • Collecting results using APM Tools
  • Building automated analysis mechanisms
  • Conducting the full process of automation using CI/CD tools, APM tools, performance testing tools and automated analysis
  • Participating in demanding projects for clients from various sectors
  • Working with people with many years of experience in conducting performance tests
  • Proposing performance indicators
  • Performing root cause analysis of performance problems

Your skills
  • At least one year of experience in performance testing
  • Knowledge of one or more of the following languages: JavaScript, Python, Scala, C#
  • Experience with Version Control Systems (f.e. Git, SVN)
  • Understanding of Service Oriented Architecture (SOA) and knowledge of API technology and JSON structure
  • Linux, Windows performance tuning
  • Experience with CI tools (e.g. Jenkins) and understanding of the software and testing life cycle
  • Solid knowledge of the performance testing methodology
  • Analytical mind and problem-solving skills

Job no. 221121-Y258Y

Why Sii

Great Place to Work since 2015

it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas

Hundreds of fascinating projects

prestigious brands from around the world, long-term contracts and preferred partner status for many clients

Project suited to you

Do you want to change your career path? Is your project coming to an end? We’ll find you a new one! We have an app for this – Job Changer

We share the profit with Workers

Last year we allocated PLN 21 M to this benefit

PLN 500 000 per year for your ideas

with this amount, we support the passions and voluntary actions of our workers

7 500 experts and many development opportunities

Tech Communities, workshops, a training platform, and a technology blog – you choose

Employment stability

revenue of EUR 300 M, no debts, since 2006 on the market

Great, comfortable offices

perfect place to work, integrate, have fun together, and celebrate successes

Open-minded and available management team

quick decision-making, we’re all on a first-name basis

True values

these are not empty words – we’re guided by them every day

Fantastic atmosphere

created by all Sii Power People

Attractive benefits package

private healthcare, benefits cafeteria platform, car discounts and more

Show more Show less

Join us

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