Senior Test Engineer at Mettler-Toledo | Performance Testing, k6 & Playwright – Mettler-Toledo International Inc. – Bengaluru, Karnataka, India
ActiveAt a glance
Editorial summary
Mettler-Toledo International Inc. is hiring a Senior Test Engineer in Bengaluru with a strong focus on performance engineering, load testing, automation, and quality validation for large-scale distributed software systems. Unlike traditional QA automation roles that primarily emphasize UI testing, this position combines performance testing ownership with automated functional testing and system reliability validation. The role requires expertise in tools such as Grafana k6, JMeter, Playwright, Cypress, or Selenium, along with experience working on microservices architectures, Docker, Kubernetes, Azure DevOps, and CI/CD environments. Candidates interested in performance engineering and large-scale distributed systems testing may find this opportunity particularly attractive.
Key skills
Tools
Languages
Testing focus
Also listed
This job is posted by Mettler-Toledo International Inc.. To apply, visit their official application page.
Apply on Mettler-Toledo International Inc. Career PageCompany snapshot
Mettler-Toledo International Inc. is a global leader in precision instruments, laboratory technologies, industrial measurement solutions, and analytical systems. The company operates across more than 140 countries and maintains engineering, research, manufacturing, and support operations worldwide. The Bengaluru engineering organization contributes to software development, quality engineering, and R&D initiatives supporting laboratory and industrial product ecosystems. The company promotes hybrid work arrangements, professional development, healthcare benefits, and global collaboration opportunities.
Role overview
The Senior Test Engineer will lead performance testing initiatives across distributed software platforms while supporting automated functional validation and quality governance. Responsibilities include designing load and stress testing strategies, maintaining performance infrastructure, developing automation frameworks, analyzing performance bottlenecks, collaborating with global teams, and supporting software delivery through measurable quality metrics and reliability improvements.
Why apply for this role?
Mettler-Toledo International Inc. is recruiting for Senior Test Engineer at Mettler-Toledo | Performance Testing, k6 & Playwright in Bengaluru, Karnataka, India. You would work with Performance Testing, Grafana k6, JMeter and related tools—skills that stay in demand across product teams. Positions like this usually deepen ownership, code quality, and collaboration with product—solid stepping stones toward senior and lead paths. ITJobNotify links to the employer’s official application—you are not applying through us.
Key Responsibilities
- •Design and execute performance testing strategies
- •Develop load, stress, endurance, and scalability test scenarios
- •Maintain performance testing infrastructure using k6 and JMeter
- •Build reusable automated functional testing frameworks
- •Perform API, backend, and system-level testing
- •Analyze performance bottlenecks and system behavior
- •Support microservices validation and distributed systems testing
- •Track quality metrics, defect trends, and test coverage
- •Perform root-cause analysis for major quality issues
- •Integrate testing activities into Azure DevOps pipelines
- •Collaborate with global engineering and product teams
- •Maintain testing artifacts and documentation
- •Drive continuous improvement initiatives across testing processes
- •Identify and manage technical risks and dependencies
Required Skills
Normalized from the listing (synonyms merged, duplicates removed):
Insider interview tips & role FAQ
Role-specific questions and preparation ideas—always verify details with the employer. You apply on their official career page, not through ITJobNotify.
Candidates should prepare practical examples involving k6 or JMeter performance testing, scalability analysis, API validation, distributed systems testing, and Playwright automation. Be ready to discuss performance metrics such as p95 latency, throughput, error rates, bottleneck identification, and load testing methodologies. Strong examples involving microservices performance optimization, CI/CD integration, and root-cause analysis may significantly strengthen interview performance.
Common interview questions for this role:
How do you define success criteria for a performance test?
Success criteria should be based on agreed service-level objectives such as p95 response time, throughput targets, concurrency limits, error rates, and resource utilization thresholds.
Why is performance testing important in distributed systems?
Distributed systems involve multiple services, databases, caches, and network dependencies. Performance testing helps identify bottlenecks, scalability issues, and reliability risks before production deployment.
What is the difference between load testing and stress testing?
Load testing validates expected workload behavior, while stress testing evaluates system stability beyond expected operating limits.
Job Description
Salary insight
Mettler-Toledo does not publicly disclose compensation ranges for this position. Candidates should discuss fixed compensation, bonuses, hybrid work expectations, benefits, and total rewards directly with the recruiting team during the interview process.
Application & Interview Guidance
- •Apply through the LinkedIn listing and follow any redirection to Mettler-Toledo's official recruitment process. Candidates should prominently highlight performance testing expertise, k6 or JMeter experience, Playwright automation, distributed systems validation, and Azure DevOps exposure on their resumes. Important keywords include Performance Engineering, Load Testing, Microservices Testing, Playwright Automation, CI/CD Integration, and Distributed Systems. During recruiter discussions, confirm hybrid work expectations, reporting structure, and product domain assignments.
Career insight
This role is ideal for engineers who enjoy measuring and improving software reliability rather than focusing exclusively on UI automation. Performance engineering remains one of the most specialized and highly valued areas within software quality engineering. Professionals who develop expertise in load testing, distributed systems analysis, and scalability engineering often progress into Performance Architect, Principal SDET, Test Architect, or Engineering Leadership positions.
Common rejection reasons
No performance testing experience Weak k6 or JMeter knowledge Limited automation framework exposure No distributed systems understanding Weak API testing skills Limited CI/CD experience Resume focused solely on manual testing Weak troubleshooting examples No scalability testing experience Poor communication skills
How to crack this role — preparation roadmap
Week 1 — Performance Testing Fundamentals Load testing concepts Stress testing Scalability testing Performance metrics Bottleneck analysis Week 2 — k6 & JMeter Scenario creation Thresholds Dashboards Result interpretation Reporting Week 3 — Automation & Distributed Systems Playwright automation API testing Microservices validation Docker basics Kubernetes fundamentals Week 4 — Advanced Engineering Topics Azure DevOps CI/CD integration Reliability engineering Root-cause analysis Mock interviews
ITJobNotify Hiring Insight
This role stands out because of its strong emphasis on performance engineering rather than conventional UI automation alone. Candidates with hands-on experience in load testing, distributed systems, microservices validation, and automation engineering are likely to be particularly attractive for this position. Organizations increasingly value engineers who can measure scalability and reliability in addition to functional correctness.
Related Roles
Senior Test Engineer Performance Test Engineer Performance Engineer SDET Automation Engineer Quality Engineer Test Architect Reliability Engineer Load Test Engineer Software Quality Engineer
Related jobs you may like
- Senior SDET at Netradyne | Selenium, Appium & AI-Powered Fleet Technology
Netradyne • Bengaluru, Karnataka, India
Posted 1 weeks ago - QA Engineer at Societe Generale GSC | Playwright, Cypress & Banking Automation Testing
Societe Generale Global Solution Centre • Bengaluru, Karnataka, India
Posted 1 weeks ago - Quality Assurance Engineer at Career Hotspot & Services | Python, Pytest & Test Automation
Career Hotspot & Services • Bengaluru, Karnataka, India
Posted 1 weeks ago - QA Automation Engineer at Trantor Software | Playwright, Selenium & GitLab CI/CD
Trantor Software Pvt. Ltd • Mahadevapura, Bengaluru, Karnataka, India
Posted 1 weeks ago - SDET II at Khatabook | Playwright, API Testing & AI-Driven Test Automation
Khatabook • Bengaluru, Karnataka, India
Posted 2 weeks ago
How to Apply
To apply for this position, visit Mettler-Toledo International Inc.'s official career page using the button below.
Apply on Mettler-Toledo International Inc. Career PageEligibility & Requirements
- •Bachelor's degree in Computer Science, Software Engineering, or related field
- •4–7 years of performance testing and automation experience
- •Strong expertise in non-functional testing
- •Experience with Grafana k6, JMeter, or equivalent tools
- •Experience with Playwright, Cypress, or Selenium
- •Programming knowledge in C#, JavaScript, or TypeScript
- •Docker and Kubernetes familiarity
- •Azure DevOps and CI/CD integration experience
- •Microservices architecture understanding
- •API and backend testing expertise
- •Strong communication and stakeholder management skills
- •Experience working across global teams
- •Excellent analytical and troubleshooting capabilities
Estimated salary range
₹6–30 LPA
Indicative range for India. Verify with the employer.
Prepare for this role
Practice interview questions and coding problems, and explore career guides.
Page SEO
- Slug
- senior-test-engineer-mettler-toledo-performance-testing-bengaluru
- Meta title
- Senior Test Engineer at Mettler-Toledo | Performance Testing, k6 & Playwright
- Meta description
- Mettler-Toledo is hiring a Senior Test Engineer in Bengaluru with expertise in Grafana k6, JMeter, Playwright, distributed systems testing, Azure DevOps, and performance engineering.
Job Summary
Company
Mettler-Toledo International Inc.
Location
Bengaluru, Karnataka, India
Experience
4–7 Years
Job Type
Full-time
Expires
Jul 2026
This job is posted by Mettler-Toledo International Inc.. To apply, visit their official application page. ITJobNotify is not responsible for the hiring process or employment decisions.
Important Disclaimer:
This job listing has been sourced from Mettler-Toledo International Inc.'s public career page or posted by a verified employer. ITJobNotify is not responsible for the hiring process, application review, or employment decisions.
Always verify: Job details directly with the hiring company. Research employers independently before applying. Contact the employer directly for questions about this position.