Senior lead developer Work, Jobs in Staines Upon Thames, Sry (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 Performance Tester (SC Eligible/ Cleared)
Scrumconnect Consulting —Staines-upon-Thames
- £50,000 a year
- Full-time
- Agile
Senior Development Manager – Residential
Madison Berkeley —London
- From £110,000 a year
- Hybrid work
- Construction experience
- Budgeting
Global IT Senior Director - Platform Team Lead, Developer Experience
Boston Consulting Group —London
- Full-time
- Agile
- AI
- Leadership
Senior Solution Architect - EMEA North
Camunda Careers —London
- £144,900 - £429,900 a year
- Full-time
- Remote
- Travel
- AI
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
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
Head of Event Operations, EMEA
PEI Group —London
- Overtime
- Leadership
- Annual leave
- Employee assistance programme
Senior React Native Developer
CV Library —Fleet
- £999,999 a year
- Full-time
- Hybrid work
- Communication skills
Quick apply
7d
Senior Developer
Menzies LLP —Staines-upon-Thames
- Full-time
- Hybrid work
- No degree
- Travel
- Software development
6d
Senior Product Manager (Location)
Pointr —London
- £100,000 a year
- Full-time
- Hybrid work
- Travel
- Agile
- Marketing
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
AI Builder, Emerging Talent - UK & Ireland Market
Salesforce —London
- Full-time
- Up to 50% travel
- Sales
- English
Lead Experience Designer
Fearless —London
- £70,000 - £85,000 a year
- Full-time
- Hybrid work
- Agile
- Leadership
- Flexible schedule
Quick apply
Sr HR Manager - Capability development & strategic initiatives
Revvity —Seer Green
- Remote
- English
- Presentation skills
- Team management
Implementation Success Manager - USA, Canada and UK
Storyblok —London
- £98,100 - £142,000 a year
- Remote
- English
- Annual leave
- Flexible schedule
Senior Site Manager
Willmott Dixon Group —Weybridge
- Full-time
- Management
- Computer literacy
- Microsoft Office
VP of Enterprise Architecture
Reward Gateway —London
- £180,000 - £200,000 a year
- Full-time
- Hybrid work
- DevOps
- AI
Senior Web & SEO Manager
Campions —London
- £60,000 a year
- Full-time
- Employee assistance programme
Quick apply
Vice President of Technology
MOO —London
- Full-time
- Hybrid work
- Bar
- AI
- Flexible schedule
- Life insurance
Quick apply
10d

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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 lead developer jobs in staines upon thames, sry

Senior Performance Tester

Senior Performance Tester (SC Eligible/ Cleared)

Senior Development Manager – Residential

Global IT Senior Director - Platform Team Lead, Developer Experience

Senior Solution Architect - EMEA North

Lead Web Developer - PHP/Laravel/Full Stack

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

Head of Event Operations, EMEA

Senior React Native Developer

Senior Developer

Senior Product Manager (Location)

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

AI Builder, Emerging Talent - UK & Ireland Market

Lead Experience Designer

Sr HR Manager - Capability development & strategic initiatives

Implementation Success Manager - USA, Canada and UK

Senior Site Manager

VP of Enterprise Architecture

Senior Web & SEO Manager

Vice President of Technology

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