Performance tester Work, Jobs in Ealing, Gtl (with Salaries)

Senior Performance Tester
IT VALLEY (LONDON) LIMITED —Egham
- £40,000 - £52,000 a year
- Full-time
- Hybrid work
- Software troubleshooting
- Business development
- Scripting
Quick apply
Functional Tester
Code First Girls —London
- Full-time
- Remote
- Writing skills
- Communication skills
Quick apply
Non-Functional Tester (Performance & Accessibility)
Cognizant —London
- Full-time
- Hybrid work
- Analytics
Test Manager - Lead Consultant
Scale Factory —London
- Hybrid work
- Team management
- Agile
- Leadership
- Annual leave
Senior Accessibility Tester
Atos —London
- Mentoring
- Communication skills
- Annual leave
Senior Performance Tester (SC Eligible/ Cleared)
Scrumconnect Consulting —Staines-upon-Thames
- £50,000 a year
- Full-time
- Agile
HRIS Test Lead (12 month FTC)
Withersworldwide —London
- Full-time
- Hybrid work
- Communication skills
- Employee discount
Quality Assurance Lead
Dreams —High Wycombe
- Full-time
- Hybrid work
- Leadership
- Communication skills
- SDLC
- Free parking
- Employee discount
4d
Test Engineer (Java/.Net)
Solirius Reply —London
- £50,000 - £80,000 a year
- Full-time
- Hybrid work
- Analysis skills
- Communication skills
- Annual leave
- Employee assistance programme
Quick apply
10d
Freelance Senior QA Tester (Mobile, Web & Kids Games)
Teach Your Monster —London
- Remote
- Agile
Quick apply
2d
Software Developer in Test - C3
Scale Factory —London
- Hybrid work
- Communication skills
- Annual leave
Salesforce Test Manager
Sopra Steria —London
- £51,399 - £64,248 a year
- Hybrid work
- Salesforce
- Agile
- Leadership
- Annual leave
20h
Principal Automation Test Consultant
Scale Factory —London
- Hybrid work
- Team management
- AI
- Leadership
- Annual leave
Lead Software Developer In Test - Lead Consultant
Scale Factory —London
- Hybrid work
- Mentoring
- Training & development
- Leadership
- Annual leave
Senior Professional Tester, Actuarial Systems
Pacific Life Re Services Limited —London
- Microsoft Word
- Analysis skills
- Continuous improvement
- Annual leave
- Employee assistance programme
Quick apply

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Senior Performance Tester

IT VALLEY (LONDON) LIMITED
Egham

Quick apply

Job details

Permanent | Full-time
£40,000 - £52,000 a year

Qualifications

Technical troubleshooting
Conduct risk analysis
Software troubleshooting
Mobile applications
Test automation
Selenium
Performance testing
Business development
CI/CD pipelines
Scripting
Scrum
Jenkins
Communication skills

Full job description

Job ID: ITV/JUNE2026/01

Number of positions: 01

IT Valley (London) Limited is looking for a motivated and enthusiastic Senior Performance Tester to join our growing team. The ideal candidate will be responsible for identifying new business opportunities, building client relationships, and supporting the company’s sales growth. This role requires good communication skills, confidence in dealing with customers, and the ability to achieve sales targets.

Duties and Responsibilities:

· Design and manage the overall performance testing strategy for web and mobile applications, ensuring alignment with business and technical objectives.

· Define measurable performance benchmarks, SLAs, and success criteria in collaboration.

· Conduct load, stress, endurance, and scalability testing to evaluate application behavior under normal and peak traffic conditions.

· Validate application responsiveness, stability, and reliability to ensure optimal end-user experience.

· Prepare and present performance test results, risk assessments, and release readiness reports to leadership and clients.

· Plan and coordinate performance testing activities across sprint cycles and release schedules.

· Work closely with developers, architects, and business analysts to integrate performance requirements early in the development lifecycle.

· Analyze system architecture, infrastructure limitations, and integration dependencies to identify performance risks and capacity issues.

· Investigate bottlenecks related to application code, APIs, databases, network latency, or infrastructure constraints.

· Provide technical leadership to testing teams by reviewing deliverables, setting standards, and driving process improvements.

Act as the primary escalation point for critical performance-related concerns and support release decisions.
Promote continuous improvement by enhancing testing frameworks, methodologies, and automation practices.

Skills & Experience

· Extensive hands-on experience in performance testing of large-scale enterprise applications.

· Strong knowledge of performance engineering concepts including load testing, capacity planning, stress testing, and bottleneck analysis.

· Experience with automation frameworks and testing tools such as Appium, Selenium, Cypress, Espresso, XCUITest, or similar platforms.

· Strong programming/scripting skills in Java, Python, JavaScript, or C# for test automation and framework development.

· Experience integrating automated testing into CI/CD pipelines using tools such as Jenkins, GitLab CI, Azure DevOps, or equivalent.

· Solid understanding of distributed application architecture, APIs, databases, and system integrations.

· Hands-on experience with APM and monitoring tools such as Dynatrace, AppDynamics, Datadog, or similar solutions.

· Strong experience working within Agile/Scrum environments.

· Excellent analytical, troubleshooting, and problem-solving skills.

· Proven ability to mentor junior testers or lead performance testing teams.

Pay: £40,000.00-£52,000.00 per year

Work Location: Hybrid remote in Egham TW20 8HE

Quick apply

Refine Your Search

performance tester jobs in ealing, gtl

Senior Performance Tester

Functional Tester

Non-Functional Tester (Performance & Accessibility)

Test Manager - Lead Consultant

Senior Accessibility Tester

Senior Performance Tester (SC Eligible/ Cleared)

HRIS Test Lead (12 month FTC)

Quality Assurance Lead

Test Engineer (Java/.Net)

Freelance Senior QA Tester (Mobile, Web & Kids Games)

Software Developer in Test - C3

Salesforce Test Manager

Principal Automation Test Consultant

Lead Software Developer In Test - Lead Consultant

Senior Professional Tester, Actuarial Systems

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