Performance tester Work, Jobs in England (with Salaries)

Non-Functional Tester (Performance & Accessibility)
Cognizant —London
- Full-time
- Hybrid work
- Analytics
Functional Tester
Code First Girls —London
- Full-time
- Remote
- Writing skills
- Communication skills
Quick apply
7d
Senior Performance Tester (SC Eligible/ Cleared)
Scrumconnect Consulting —Staines-upon-Thames
- £50,000 a year
- Full-time
- Agile
QA - Device Tester
Radius Limited —Crewe
- Full-time
- Organisational skills
- Agile
- Analytics
- Employee assistance programme
Quick apply
QA Digital Tester
BBC —London
- £36,200 a year
- Full-time
- Mentoring
2d
QA Digital Tester
BBCSTUDIOS —London
- £36,200 a year
- Full-time
- Mentoring
- Annual leave
2d
Software Tester
AKONI TECHNOLOGIES LTD —Reading
- £30,000 - £45,000 a year
- Full-time
- Hybrid work
- Software troubleshooting
- APIs
- Communication skills
- Free parking
Quick apply
2d
Manual Software Tester
PSP IT Design & Development —Spalding Wygate
- £30,000 - £40,000 a year
- Full-time
- Azure
- Analysis skills
- In-person
- Life insurance
Quick apply
17h
Automation Tester - Newcastle
Accenture —Newcastle upon Tyne
- Full-time
- Hybrid work
Senior Automation Tester
DLA Piper —London
- DevOps
- Continuous improvement
- Mentoring
Senior Automation Tester
Answer Digital —Leeds
- Hybrid work
- Mentoring
- AI
- Annual leave
Senior Accessibility Tester
Atos —London
- Mentoring
- Communication skills
- Annual leave
Senior QA Tester (SC Cleared)
Scrumconnect Consulting —Staines-upon-Thames
- £300 - £350 a day
- Travel
- Scripting
- Agile
Automated Software Tester
PSP IT Design & Development —Spalding
- £30,000 - £40,000 a year
- Full-time
- Azure
- Software troubleshooting
- Analysis skills
Quick apply
17h
HRIS Test Lead (12 month FTC)
Withersworldwide —London
- Full-time
- Hybrid work
- Communication skills
- Employee discount
Test Automation Engineer
Scrumconnect Consulting —London
- £40,000 - £50,000 a year
QA Test Analyst
Bibby Financial Services —Banbury
- £40,000 - £46,000 a year
- Full-time
- Agile
- Gym membership
Quick apply
9d
Test Manager - Lead Consultant
Scale Factory —London
- Hybrid work
- Team management
- Agile
- Leadership
- Annual leave
Software Tester
NQC LIMITED —Manchester
- Full-time
- Hybrid work
- Computer Science
- Software troubleshooting
- Engineering
- Employee discount
Quick apply
11h
Test and Acceptance Engineer
BAE Systems —Christchurch
- Up to £45,000 a year
- Engineering

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Non-Functional Tester (Performance & Accessibility)

Cognizant -
London

Apply Now

Job details

Full-time

Qualifications

CI/CD
Report writing
Report generation
Stakeholder collaboration
Stakeholder liaison
Test automation
Performance testing
CI/CD pipelines
WCAG
Apache
Functional quality control testing
Analytics

Full job description

The Non-Functional Tester is responsible for validating the performance, scalability, reliability, and accessibility of enterprise applications. The role designs and executes non-functional test strategies, analyses results, and partners with engineering and business stakeholders to ensure systems meet defined non-functional requirements (NFRs).
Candidates should be SC Eligible (5 Years in UK )
Key Responsibilities

Understand Non-Functional Requirements (NFRs) and scope from client documentation.

Develop and maintain non-functional test strategies and plans aligned with business and technical objectives.

Design and execute performance tests using tools such as JMeter, Azure Load test to evaluate system scalability and reliability, reporting using Blaze meter

Perform accessibility testing using Wave, Axe to ensure compliance with WCAG and other accessibility guidelines.

Analyse test results to identify trends, patterns, and areas for improvement in system performance.

Prepare detailed test reports, including metrics such as response times, throughput, and defect summaries.

Collaborate with developers, architects, and business analysts to resolve non-functional issues and optimize system performance.

Conduct load, stress, soak, and spike testing to validate system behaviour under varying conditions.

Integrate non-functional tests into CI/CD pipelines to enable continuous performance validation.

Define non-functional acceptance criteria and service-level objectives (SLOs) in collaboration with stakeholders.
Required Skills

Should have experience in non-functional / performance testing of enterprise web and API-based applications.

Hands-on expertise with performance testing tools such as Apache JMeter and Azure Load Testing, with result analysis and reporting in BlazeMeter.

Experience with accessibility testing tools such as WAVE and Axe, and a working knowledge of WCAG 2.1/2.2 compliance standards.

Strong understanding of non-functional requirements including performance, scalability, reliability, availability, and security.

Ability to analyse performance metrics (response time, throughput, latency, resource utilisation) and identify bottlenecks.

Familiarity with APM and monitoring tools (e.g., Dynatrace, AppDynamics, Grafana) for system observability.

Experience integrating performance tests into CI/CD pipelines (e.g., Azure DevOps, Jenkins, GitLab).

Working knowledge of cloud platforms (Azure / AWS) and containerised environments.

Apply Now

Refine Your Search

performance tester jobs in england

Non-Functional Tester (Performance & Accessibility)

Functional Tester

Senior Performance Tester (SC Eligible/ Cleared)

QA - Device Tester

QA Digital Tester

QA Digital Tester

Software Tester

Manual Software Tester

Automation Tester - Newcastle

Senior Automation Tester

Senior Automation Tester

Senior Accessibility Tester

Senior QA Tester (SC Cleared)

Automated Software Tester

HRIS Test Lead (12 month FTC)

Test Automation Engineer

QA Test Analyst

Test Manager - Lead Consultant

Software Tester

Test and Acceptance Engineer

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