Performance/Resilience Test Engineer
No salary listed
Senior
Bachelor's
Strasbourg, France
Remote
QA & TestingPerformance Testing
About the job
Requirements
- Minimum 6 years of relevant IT professional experience, including at least 6 years in non-functional, performance, resilience, or load testing roles.
- A minimum Level 6 education, equivalent to a Bachelor's degree or equivalent, in an ICT-relevant field.
- Strong hands-on experience with JMeter, Gatling, or similar performance testing tools.
- Expertise in test planning, test strategy, estimation, workload design, test case design, test platform setup, test data preparation, and defect management.
- Experience designing and executing performance, load, stress, endurance, capacity, resilience, and recovery testing activities.
- Experience analyzing application performance, resource utilization, and system bottlenecks across complex distributed environments.
- Hands-on experience with resilience and chaos testing tools such as ChaosToolkit, Kraken, or similar solutions.
- Practical Java development or automation experience.
- Experience working with microservices architectures, containerized platforms, and private cloud environments.
- Knowledge of continuous integration and continuous delivery pipelines, automated testing frameworks, monitoring solutions, and observability platforms.
- Experience working in Agile software development and testing environments.
- Experience working in international and multicultural teams.
Responsibilities
- Create, maintain, and execute non-functional test plans, strategies, estimations, and test scenarios for complex software solutions.
- Design, develop, and maintain performance and resilience test scripts using JMeter, Gatling, and related testing tools.
- Plan, prepare, execute, and analyze performance, load, stress, endurance, capacity, resilience, and recovery testing activities.
- Develop end-to-end non-functional testing strategies for distributed, integrated, and microservices-based cloud environments.
- Prepare test environments, workloads, and test data required for performance and resilience testing campaigns.
- Monitor system resources, application behaviour, and platform metrics during test execution to identify performance bottlenecks and stability issues.
- Analyze test results, investigate non-functional defects, and provide recommendations to improve performance, reliability, scalability, and resilience.
- Execute resilience and chaos engineering scenarios using ChaosToolkit, Kraken, or similar technologies.
- Provide technical guidance and enable QA engineers and developers to execute non-functional testing activities.
- Develop and maintain standards, best practices, documentation, and reporting related to performance and resilience testing.
- Collaborate with development, DevOps, and operations teams to support continuous quality improvement initiatives.
- Produce test reports, technical documentation, and findings presentations for stakeholders, management, and customers.
Desired Qualifications
- Experience testing large-scale distributed systems with multiple integrated components.
- Hands-on experience with Docker, Kubernetes, OpenShift, Helm, or Podman.
- Experience with Grafana, Prometheus, the ELK Stack, Splunk, or similar observability platforms.
- Experience with Kafka or other event-driven messaging platforms.
- Experience with GitHub continuous integration and continuous delivery or equivalent tooling.
- Experience with Selenium, Playwright, Postman, Kreya, Tricentis qTest, Jira Xray, or equivalent testing solutions.
- Experience with PostgreSQL or similar database technologies.
- Experience supporting performance and resilience testing in cloud-native, containerized environments.
- Proactive, analytical, and quality-focused mindset with strong collaboration and problem-solving skills.
- Excellent documentation, reporting, communication, and stakeholder presentation skills.
About the company
What Arηs does: Arηs provides software development and business intelligence services. How its product works: In software development, it handles the full application lifecycle—from gathering requirements and business process redesign to development, testing and maintenance, with a focus on Java/J2EE. It also offers outsourced application maintenance under demanding SLAs. In BI, it designs and builds data warehouses, performs ETL, creates datamarts and reports, dashboards, and applies data governance and metadata management to enable reliable operational, tactical and strategic decisions. How it differs from competitors: It combines end-to-end software development services with market-leading BI delivery, offering both development and BI under one group, along with strong SLA-based maintenance and governance capabilities. What it aims for: To help enterprises turn large amounts of data into meaningful, reliable information to support informed decisions and to lead in BI solutions.
Company Size
51-200
Company Stage
N/A
Total Funding
N/A
Headquarters
Sanem, Luxembourg
Founded
2003
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Simplify's Take
What believers are saying
- ARHS posted 25 live openings in September 2026, signaling active delivery demand.
- September 2026 roles in DevOps, SAP BO, and Java imply multiple expanding client programs.
- Accenture's European scale gives ARHS stronger cross-selling, recruiting, and enterprise-account access now.
What critics are saying
- Accenture ownership can absorb ARHS brand and leadership by 2027, reducing employer distinctiveness.
- Moovijob shows mostly onsite Luxembourg roles, limiting remote flexibility and widening talent competition.
- Heavy EU-public-sector concentration exposes ARHS to procurement delays or budget shifts from 2026 contracts.
What makes ARHS unique
- Accenture completed ARHS acquisition on July 8, 2024, embedding public-sector delivery into a giant.
- ARHS still markets deep EU-institution expertise across Luxembourg, Belgium, Greece, and Accenture channels.
- September 2026 hiring spans Java, BI, cloud, and security, showing broad technical breadth.
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Benefits
- Remote Work Options