Senior network Work, Jobs in London, Eng (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
Quality Assurance Rater - English (United Kingdom)
TELUS Digital —London
- £17.40 an hour
- English
- Research
- Analysis skills
Quick apply
End User Support Engineer (L2/L3)
Nimbus —London
- £45,000 - £50,000 a year
- Full-time
- Google Suite
- Maintenance
- Continuous improvement
- Health & wellbeing programme
- Life insurance
Quick apply
11d
Senior Operations Manager - Soft FM
Equans —London
- Full-time
- Customer service
- University
- Continuous improvement
- Annual leave
- Employee assistance programme
Head of Logistics
Heathrow —London
- Full-time
- Hybrid work
- Business
- Leadership
- Annual leave
- Work from home
Senior Network Engineer
Formula 1 —Biggin Hill
- Full-time
- DevOps
- Mentoring
- Communication skills
- Store discount
- Annual leave
Operations Specialist I-III (UK)
Airspace —London
- £36,000 - £65,000 a year
- Remote
Quick apply
6d
Senior Consultant
The Principals Group —London
- Remote
- Leadership
Senior Network Model and Data Management Consultant (Utilities)
TRC Companies, Inc. —London
- Full-time
- Computer Science
- PMP
- Communication skills
12d
Head of IT & Airport Systems - Europe
Menzies Aviation —London
- Full-time
- Team management
- Leadership
- Communication skills
11d
Operations Controller
Waymo —London
- £142,000 - £149,000 a year
- Full-time
- Hybrid work
- Travel
- Communication skills
Junior Technical Support Engineer
Zixi —London
- Full-time
- Hybrid work
- Computer Science
- Engineering
- Linux
Quick apply
Permanent role – Audit Trainee
KLSA —London
- Analysis skills
- Accounting
2nd Line Service Desk Engineer Level 2.
Total IT Technology Solutions Ltd —London
- £32,000 - £36,000 a year
- Full-time
- Software troubleshooting
- Customer service
- Microsoft Office
- Annual leave
- Referral programme
Quick apply
Account Development Representative (ADR)
LILT —London
- £65,000 - £73,500 a year
- Full-time
- Hybrid work
- AI
- Leadership
- Communication skills
Senior GTM Recruiter
Decagon —London
- £180,000 - £210,000 a year
- Full-time
- Hybrid work
- Recruiting
- Communication skills
- Life insurance
Senior Network Engineer
FINCROFT GROUP —London
- £70,000 - £80,000 a year
- Full-time
- Hybrid work
- Azure
- Communication skills
- Work from home
- Employee discount
Quick apply
5d
Senior TechOps Generalist
Octopus Energy Group —London
- £65,000 - £90,000 a year
- Full-time
- Hybrid work
- Scripting
Quick apply
Entry Level SDR (HF1340649)
Flourish —London
- £27,000 - £35,000 a year
- Full-time
- No experience needed
- Communication skills
Quick apply
Network Management Senior Associate
JPMorganChase —London
- Full-time
- Data analysis skills
- Analysis skills
- Project management
3d

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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 network jobs in london, eng

Senior Performance Tester

Quality Assurance Rater - English (United Kingdom)

End User Support Engineer (L2/L3)

Senior Operations Manager - Soft FM

Head of Logistics

Senior Network Engineer

Operations Specialist I-III (UK)

Senior Consultant

Senior Network Model and Data Management Consultant (Utilities)

Head of IT & Airport Systems - Europe

Operations Controller

Junior Technical Support Engineer

Permanent role – Audit Trainee

2nd Line Service Desk Engineer Level 2.

Account Development Representative (ADR)

Senior GTM Recruiter

Senior Network Engineer

Senior TechOps Generalist

Entry Level SDR (HF1340649)

Network Management Senior Associate

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