Senior tester Work, Jobs in Denham, Bkm (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
Senior OAT Tester (SC Eligible/ Cleared)
Scrumconnect Consulting —Staines-upon-Thames
- £48,000 a year
- AWS
- Analysis skills
- Mentoring
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
Functional Tester
Code First Girls —London
- Full-time
- Remote
- Writing skills
- Communication skills
Quick apply
Quality Assurance Lead
Dreams —High Wycombe
- Full-time
- Hybrid work
- Leadership
- Communication skills
- SDLC
- Free parking
- Employee discount
4d
Senior Test Analyst - Brno
Deltatre —London
- Product management
- Analytics
- Annual leave
Quick apply
Senior Test Analyst - C3
Scale Factory —London
- Hybrid work
- Agile
- Communication skills
- Annual leave
Senior Product Manager (Location)
Pointr —London
- £100,000 a year
- Full-time
- Hybrid work
- Travel
- Agile
- Marketing
Functional Tester- Mobile
Persistent —London
- Full-time
- Agile
- Flexible schedule
Freelance Senior QA Tester (Mobile, Web & Kids Games)
Teach Your Monster —London
- Remote
- Agile
Quick apply
3d
Senior Editor
The Brand Power Company —London
- Full-time
- Hybrid work
- Bachelor's degree
- Organisational skills
- AI
- Work from home
Senior Penetration Tester - CTM
Instil Software Ltd —London
- Full-time
- Remote
- Mentoring
- Employee assistance programme
Sofware Delivery Manager
UKTV —London
- Full-time
- Hybrid work
- DevOps
- Engineering
- AWS
Quick apply
10d
Senior Automation Engineer ( UK & Ireland )
Uniphar PLC —Middlesex
- Computer Science
- Bachelor's degree
- Mentoring
Quick apply
Senior Penetration Tester
Bridewell —London
- Full-time
- Hybrid work
- Master's degree
- Travel
Quick apply
Sr. Systems Validation Engineer (SerDes / Physical Layer)
MDA Space —Farnborough
- Computer Science
- Engineering
- Master's degree
- Employee assistance programme
- Life insurance
Senior Delivery Manager
Informed Solutions —London
- Full-time
- Hybrid work
- Mentoring
- Training & development
- Communication skills
- Gym membership
- Referral programme
Quick apply
Language Lead - English to Simplified Chinese (non-China based, remote)
Acclaro —London
- Remote
- English
- Bachelor's degree
Quick apply
Principal Penetration Tester (12 Month FTC)
Allwyn UK —Watford
- Annual leave
- Employee assistance programme

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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

senior tester jobs in denham, bkm

Senior Performance Tester

Senior OAT Tester (SC Eligible/ Cleared)

Senior Accessibility Tester

Senior Performance Tester (SC Eligible/ Cleared)

Functional Tester

Quality Assurance Lead

Senior Test Analyst - Brno

Senior Test Analyst - C3

Senior Product Manager (Location)

Functional Tester- Mobile

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

Senior Editor

Senior Penetration Tester - CTM

Sofware Delivery Manager

Senior Automation Engineer ( UK & Ireland )

Senior Penetration Tester

Sr. Systems Validation Engineer (SerDes / Physical Layer)

Senior Delivery Manager

Language Lead - English to Simplified Chinese (non-China based, remote)

Principal Penetration Tester (12 Month FTC)

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