Lead developer Work, Jobs in Colnbrook, Brk (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
AI Builder, Emerging Talent - UK & Ireland Market
Salesforce —London
- Full-time
- Up to 50% travel
- Sales
- English
Native Mobile Application (iOS/Android) Developer - PerfectDraft
Anheuser-Busch —London
- Full-time
- AI
- Employee assistance programme
Senior Performance Tester (SC Eligible/ Cleared)
Scrumconnect Consulting —Staines-upon-Thames
- £50,000 a year
- Full-time
- Agile
Front End Software Engineer
Leidos —Farnborough
- £61,500 - £78,800 a year
- Full-time
- Mentoring
- Scripting
- Agile
- Annual leave
- Work from home
Junior Designer
Red Balloon Design Ltd —Reading
- £24,000 - £25,000 a year
- In-person
- AI
Quick apply
3d
Test Lead
Solirius Reply —London
- £65,000 - £90,000 a year
- Full-time
- Analysis skills
- Agile
- Leadership
- Annual leave
- Employee assistance programme
Quick apply
7d
Head of AI Engineering at AIOS — Remote, $200-$400k/yr + equity
AIOS (YC W20/S21) —London
- £200,000 - £400,000 a year
- Full-time
- Remote
- Computer Science
- Bachelor's degree
- AI
- Annual leave
CRO Specialist | DTC E-commerce | 100% Remote EU
Foxelli Group —London
- Full-time
- Remote
- Communication skills
- Analytics
- Annual leave
- Gym membership
Global IT Senior Director - Platform Team Lead, Developer Experience
Boston Consulting Group —London
- Full-time
- Agile
- AI
- Leadership
Head of Product
LocalStack —London
- £238,000 - £368,000 a year
- Full-time
- Remote
- AI
- Annual leave
Quick apply
Lead Experience Designer
Fearless —London
- £70,000 - £85,000 a year
- Full-time
- Hybrid work
- Agile
- Leadership
- Flexible schedule
Quick apply
Lead Web Developer - PHP/Laravel/Full Stack
Nteractive Consulting & Events Ltd —Staines-upon-Thames
- Hybrid work
- Master's degree
- Travel
- Mentoring
- Annual leave
- Employee assistance programme
Quick apply
Implementation Success Manager - USA, Canada and UK
Storyblok —London
- £98,100 - £142,000 a year
- Remote
- English
- Annual leave
- Flexible schedule
Lead Full Stack Engineer (AI-first) | Remote (from Europe)
Creatunity LLC —London
- Full-time
- Remote
- Bachelor's degree
- Mentoring
- Software development
- Annual leave
- Flexible schedule
Quick apply
Data Delivery Lead
RWS Group —Maidenhead
- Leadership
- Communication skills
Test Manager - Lead Consultant
Scale Factory —London
- Hybrid work
- Team management
- Agile
- Leadership
- Annual leave
Dynamics 365 Functional Consultant (UK home based)
Techlabs London —High Wycombe
- CRM software
- Analysis skills
- Travel
Director, Global Service Delivery (f/m/d) - EMEA Based
Siemens —Farnborough
- £100,300 - £205,900 a year
- Full-time
- Hybrid work
- Computer Science
- PMP
- Engineering
7d
User Experience Consultant – London to New York
UX Connections —London
- Full-time
- Computer Science
- University
- Psychology

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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

lead developer jobs in colnbrook, brk

Senior Performance Tester

AI Builder, Emerging Talent - UK & Ireland Market

Native Mobile Application (iOS/Android) Developer - PerfectDraft

Senior Performance Tester (SC Eligible/ Cleared)

Front End Software Engineer

Junior Designer

Test Lead

Head of AI Engineering at AIOS — Remote, $200-$400k/yr + equity

CRO Specialist | DTC E-commerce | 100% Remote EU

Global IT Senior Director - Platform Team Lead, Developer Experience

Head of Product

Lead Experience Designer

Lead Web Developer - PHP/Laravel/Full Stack

Implementation Success Manager - USA, Canada and UK

Lead Full Stack Engineer (AI-first) | Remote (from Europe)

Data Delivery Lead

Test Manager - Lead Consultant

Dynamics 365 Functional Consultant (UK home based)

Director, Global Service Delivery (f/m/d) - EMEA Based

User Experience Consultant – London to New York

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