Senior Performance Tester

Louvain-La-Neuve, Belgium

*** This Opportunity is open to candidates located in UK, POLAND & BELGIUM ONLY - Hybrid /Or Fully Remote - Please apply *** 


The Senior Performance Tester is responsible for the performance test framework, and supports the development & execution of performance tests. Together with the Test Engineering Manager, the Senior Performance Tester develops the approach and strategy for Performance Testing.


  • Ownership of the Performance Testing framework and tooling - build and maintenance
  • Setting up, coaching and promoting best practices in Performance across Engineering teams
  • Execution of Performance Tests for CluePoints’ products – to identify issues and bottlenecks which may affect the performance 
  • Ensuring that our applications meet performance requirements, also in the reliability area
  • Working closely with our development and operations teams to identify and resolve performance issues,
  • Ensure applications are able to handle the expected workload and user traffic.
  • Working with relevant stakeholders to identify and implement needed improvements and to optimise system performance, (e.g.database tuning and code optimisations)
  • Reproduction of performance issues from the customers side and cooperating with stakeholders to fix these


  • 3+ years of experience using performance testing tools, such as; (Gatling, LoadRunner, Blazemeter, k6, Locust or Jmeter)
  • Experience with monitoring tools; (DataDog, Dynatrace, New Relic or AppDynamics)
  • Kubernetes, Docker experience
  • Experience building/maintaining CI/CD pipelines with the tools like; (GitLab CI, Jenkins)
  • Scripting using one or more of the following languages (Python, Ansible, Bash, JavaScript)
  • Experience with performance tuning, scalability and capacity planning

(Nice to have / Not essential) 

  • SQL knowledge
  • Test automation experience (Cypress)
  • Knowledge of data visualisation tools (Kibana, Power BI, Grafana)  


  • Proven track record in Performance Testing, minimum 5 years of experience 
  • Product based B2B SaaS / Scale up/ Startup Experience
  • Knowledge of heavily regulated environments EG (Telco, Banking, Pharma, Healthcare) 
  • Excellent knowledge of English, both spoken and written
  • Experience with working in an Agile/Scrum development process
  • Assertive with the ability to take ownership of the job and to work autonomously
  • Ability to work under pressure and to meet deadlines in a fast-paced environment
  • Open-minded, team player
  • Strong analytical problem solving-skills, attention to detail, ability to think out of the box
  • Excellent verbal and written communication skills
  • Masters degree (Business or IT) or equivalent through experience in a related role