Performance Testing Engineer

Join our team as a Performance Testing Engineer

Yes, you can That's our mindset at Luminor — we believe in the power of ambition, innovation, and collaboration. Whether you're optimizing systems or pushing performance boundaries, you'll have the opportunity to make a real impact in building a leading local banking champion.

As a Performance Testing Engineer, your mission is to ensure our systems are robust, scalable, and high-performing. You will design and execute performance testing strategies, with a strong focus on Apache JMeter, to identify bottlenecks and optimize system behavior under load. Your work will directly contribute to the reliability and efficiency of our digital banking solutions.

What You Will Do:

• Design, develop, and execute performance, load, stress, and scalability tests using Apache JMeter 
• Analyze test results and system metrics to identify performance issues and recommend improvements 
• Collaborate with development, DevOps, and QA teams to integrate performance testing into CI/CD pipelines 
• Create and maintain performance test scripts, scenarios, and test data 
• Monitor system behavior under load using tools like Grafana, InfluxDB, or similar
• Document performance benchmarks, test results, and tuning recommendations
• Participate in architecture and design reviews to provide performance insights
• Support post-deployment performance validation and troubleshooting
• Continuously improve performance testing practices and frameworks 

What We Expect: 

• Proven experience in performance testing with a strong command of Apache JMeter 
• Solid understanding of performance metrics, system bottlenecks, and tuning techniques 
• Familiarity with monitoring and profiling tools (e.g., Grafana, Prometheus, New Relic) 
• Experience with CI/CD tools such as Jenkins, Git, and Docker 
• Understanding of web technologies, APIs, and backend systems 
• Ability to interpret logs, system metrics, and database performance indicators
• Strong analytical and problem-solving skills
• Fluent English is required in spoken and written communication due to working at the Pan-Baltic level 

What We Offer:

• Flexibility. Flexible working hours, Hybrid work, and the possibility to work from anywhere in the EU, Iceland, Switzerland, and the UK (in total 90 days per year)
• International teams. Teams that go outside Pan-Baltic borders, where people value challenging work together with good humor and having fun
• More vacation. Additional weeks of vacation are available to all employees who have been in the company for 1 year or more
• Volunteer time off. We care about giving back to society, therefore, you will get additional days off for volunteering purposes
• Paid leave. We are proud of our employees who are participating in military training. Therefore, Luminor offers 30 fully paid calendar days for military training every year
• Health benefits. A competitive benefits package in addition to your salary that includes health insurance after the first 3 months pass in all three Baltic states, as well as Health days in case of your absence due to sickness without a doctor's note needed
• Wellbeing. Access to tools and resources that help you feel good and be productive at work and in life
• Professional growth. Internal and external training programs, workshops, conferences, online training, etc.
• Special Offer for Luminor products & services. Enjoy special offers & pricing for products and services provided by Luminor
• Gross salary. 3,060 - 4,580 EUR/month, which is to be determined depending on your level of experience and competencies

The application deadline is the 4th of October. We are looking for a candidate primarily already located within the Baltics. Please apply with your CV in English and PDF format