50 Senior Performance Tester jobs in the United Kingdom

Job Title: Non-functional Tester/Performance Tester

Contract Length: 12 Months

Location: Hybrid, 60% LEEDS office only

Job Type: Inside Ir35 Contract

Clearance: An SC clearance must in place before starting this position.

About the role

As a performance tester you will play a key role in ensuring the quality, stability, and performance of digital services for the client. This role will focus on planning, defining, and executing testing activities across a range of functional and non-functional requirements. Working within a risk-based testing approach, the postholder will contribute to automation frameworks, improve testing practices, and support delivery teams in identifying and resolving defects that could impact business-critical services.

Key Responsibilities

• Undertake test planning activities including discovery capture, test definition, and estimation of test effort.
• Design and execute a wide range of functional and non-functional testing techniques.
• Identify, raise awareness of, and assess risks arising from automation test results.
• Implement and improve test frameworks to build confidence in delivery outcomes.
• Collaborate with technical and non-technical stakeholders to communicate test results and recommendations.
• Lead investigative work into issues and opportunities in existing processes, driving improvements.
• Make informed decisions on test environments and tools, ensuring suitability for project needs.
• Identify defects, report findings to the business, and help prioritise them based on severity and impact.
• Mentor and advise other team members on testing practices, tools, and frameworks.

Skills & Experience

Essential:

• Proficiency in Typescript and test automation frameworks.
• Strong experience in functional and non-functional testing techniques.
• Ability to critically evaluate results and communicate findings clearly to diverse audiences.
• Demonstrated experience in identifying and prioritising defects in complex systems.
• Knowledge of a variety of testing tools, environments, and methodologies.
• Creative problem-solving skills, with the ability to ask the right questions and challenge assumptions.
• Experience leading investigative work into process improvements.

Desirable:

• Experience in public sector or large-scale digital transformation projects.
• Familiarity with Agile delivery methods and DevOps practices.
• Knowledge of risk-based testing approaches.

Damia Group Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept our Data Protection Policy which can be found on our website.

Please note that no terminology in this advert is intended to discriminate on the grounds of a person's gender, marital status, race, religion, colour, age, disability or sexual orientation. Every candidate will be assessed only in accordance with their merits, qualifications and ability to perform the duties of the job.

Damia Group is acting as an Employment Business in relation to this vacancy and in accordance to Conduct Regulations 2003.

Your new company
Hays Technology are recruiting a Lead Test Automation Engineer to join a prestigious organisation based in Leeds. This is a permanent opportunity offering the chance to lead/mentor a high-performing test automation team within a forward-thinking and innovative environment.

Your new role
In your new role, you will lead a small team of test automation engineers, overseeing the design, implementation, and maintenance of automated testing across critical applications. You'll be responsible for functional, system, integration, end-to-end, and security testing using tools such as Selenium and Karate.

You'll collaborate closely with developers, analysts, and architects to enhance automation assets, while also contributing to performance testing using JMeter and LoadRunner. The role involves continuous improvement, mentoring, and active participation in recruitment and strategic initiatives.

What you'll need to succeed

Essential skills and experience

• Proven hands-on experience with test automation tools and frameworks (e.g. Selenium, Karate)
• Strong understanding of testing methodologies and scripting languages (e.g. Python, JavaScript)
• Experience with performance testing tools such as JMeter or LoadRunner
• Ability to lead and mentor technical test teams
• Excellent collaboration skills across DevOps and product teams
• Exposure to Oracle ERP systems and data platforms

Desirable skills

• Familiarity with middleware technologies (Kafka, IBM MQ, ACE)
• Experience with security testing tools (e.g. Fortify, SonarQube, Twistlock)
• Knowledge of application monitoring tools such as Control M
• Exposure to generative AI and Tableau reporting

What you'll get in return
This exciting role offers a salary between 47,000 - 60,000, depending on experience, along with excellent benefits including generous holidays, a competitive pension scheme and hybrid working.

What you need to do now
If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now.

Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found at (url removed)

Your new company
Hays Technology are recruiting a Lead Test Automation Engineer to join a prestigious organisation based in Leeds. This is a permanent opportunity offering the chance to lead/mentor a high-performing test automation team within a forward-thinking and innovative environment.

Your new role
In your new role, you will lead a team of 8-10 test automation engineers, overseeing the design, implementation, and maintenance of automated testing across critical applications. You'll be responsible for functional, system, integration, end-to-end, and security testing using tools such as Selenium and Karate.

You'll collaborate closely with developers, analysts, and architects to enhance automation assets, while also contributing to performance testing using JMeter and LoadRunner. The role involves continuous improvement, mentoring, and active participation in recruitment and strategic initiatives.

What you'll need to succeed

Essential skills and experience

• Proven hands-on experience with test automation tools and frameworks (e.g. Selenium, Karate)
• Strong understanding of testing methodologies and scripting languages (e.g. Python, JavaScript)
• Experience with performance testing tools such as JMeter or LoadRunner
• Ability to lead and mentor technical test teams
• Excellent collaboration skills across DevOps and product teams
• Exposure to Oracle ERP systems and data platforms

Desirable skills

• Familiarity with middleware technologies (Kafka, IBM MQ, ACE)
• Experience with security testing tools (e.g. Fortify, SonarQube, Twistlock)
• Knowledge of application monitoring tools such as Control M
• Exposure to generative AI and Tableau reporting
• Participation in innovation initiatives such as hackathons

What you'll get in return
This exciting role offers a salary between 47,000 - 57,000, depending on experience, along with excellent benefits including generous holidays, a competitive pension scheme and hybrid working.

What you need to do now
If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now.

Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found at (url removed)

Test Automation Specialist Engineer- upto 65,000- Burgess Hill, UK (Hybrid)

A large scale international banking/ finance client in Burgess Hill, UK is looking for a Test Automation Engineer to join their team. The ideal candidate will be responsible for designing, developing, and executing robust automated tests to ensure the quality, security, and reliability of our mission-critical banking applications.

They offer a great career opportunity to work on interesting projects in a large IT function - giving you the chance to move into more senior positions in the future.

As the successful candidate you must have:

• Overall Experience: 5 years in software testing with a 3-year focus on building scalable automation solutions.
• UI & Mobile Automation: Expertise in modern frameworks including Selenium, Playwright, Cypress, WebdriverIO, and Appium.
• Core Programming Skills: Strong command of Java, Python, or JavaScript/TypeScript for creating reliable and maintainable test scripts.
• API & Services Testing: Proficient in validating APIs using tools like Rest Assured and Postman.
• DevOps Integration: Experienced in integrating automated tests into CI/CD pipelines (Jenkins, GitHub Actions, Azure DevOps).
• Emerging Technology: Over 6 months of practical experience applying GenAI tools to enhance quality assurance processes.
• Methodology: Thorough understanding and practical application of Agile and Scrum principles.

This is an urgent vacancy where the hiring manager is looking to shortlist for an interview immediately. Please send a copy of your CV to ( surjeeth. Singh @ randstad digital . com ) asap to be considered.

Randstad Technologies Ltd is a leading specialist recruitment business for the IT & Engineering industries. Please note that due to a high level of applications, we can only respond to applicants whose skills & qualifications are suitable for this position. No terminology in this advert is intended to discriminate against any of the protected characteristics that fall under the Equality Act 2010. For the purposes of the Conduct Regulations 2003, when advertising permanent vacancies we are acting as an Employment Agency, and when advertising temporary/contract vacancies we are acting as an Employment Business.

Your new company
Hays Technology are recruiting a Lead Test Automation Engineer to join a prestigious organisation based in Leeds. This is a permanent opportunity offering the chance to lead/mentor a high-performing test automation team within a forward-thinking and innovative environment.

Your new role
In your new role, you will lead a small team of test automation engineers, overseeing the design, implementation, and maintenance of automated testing across critical applications. You'll be responsible for functional, system, integration, end-to-end, and security testing using tools such as Selenium and Karate.

You'll collaborate closely with developers, analysts, and architects to enhance automation assets, while also contributing to performance testing using JMeter and LoadRunner. The role involves continuous improvement, mentoring, and active participation in recruitment and strategic initiatives.

What you'll need to succeed

Essential skills and experience

• Proven hands-on experience with test automation tools and frameworks (e.g. Selenium, Karate)
• Strong understanding of testing methodologies and scripting languages (e.g. Python, JavaScript)
• Experience with performance testing tools such as JMeter or LoadRunner
• Ability to lead and mentor technical test teams
• Excellent collaboration skills across DevOps and product teams
• Exposure to Oracle ERP systems and data platforms

Desirable skills

• Familiarity with middleware technologies (Kafka, IBM MQ, ACE)
• Experience with security testing tools (e.g. Fortify, SonarQube, Twistlock)
• Knowledge of application monitoring tools such as Control M
• Exposure to generative AI and Tableau reporting

What you'll get in return
This exciting role offers a salary between 47,000 - 60,000, depending on experience, along with excellent benefits including generous holidays, a competitive pension scheme and hybrid working.

What you need to do now
If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now.

Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found at (url removed)

Your new company
Hays Technology are recruiting a Lead Test Automation Engineer to join a prestigious organisation based in Leeds. This is a permanent opportunity offering the chance to lead/mentor a high-performing test automation team within a forward-thinking and innovative environment.

Your new role
In your new role, you will lead a team of 8-10 test automation engineers, overseeing the design, implementation, and maintenance of automated testing across critical applications. You'll be responsible for functional, system, integration, end-to-end, and security testing using tools such as Selenium and Karate.

You'll collaborate closely with developers, analysts, and architects to enhance automation assets, while also contributing to performance testing using JMeter and LoadRunner. The role involves continuous improvement, mentoring, and active participation in recruitment and strategic initiatives.

What you'll need to succeed

Essential skills and experience

• Proven hands-on experience with test automation tools and frameworks (e.g. Selenium, Karate)
• Strong understanding of testing methodologies and scripting languages (e.g. Python, JavaScript)
• Experience with performance testing tools such as JMeter or LoadRunner
• Ability to lead and mentor technical test teams
• Excellent collaboration skills across DevOps and product teams
• Exposure to Oracle ERP systems and data platforms

Desirable skills

• Familiarity with middleware technologies (Kafka, IBM MQ, ACE)
• Experience with security testing tools (e.g. Fortify, SonarQube, Twistlock)
• Knowledge of application monitoring tools such as Control M
• Exposure to generative AI and Tableau reporting
• Participation in innovation initiatives such as hackathons

What you'll get in return
This exciting role offers a salary between 47,000 - 57,000, depending on experience, along with excellent benefits including generous holidays, a competitive pension scheme and hybrid working.

What you need to do now
If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now.

Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found at (url removed)

Test Automation Specialist Engineer- upto 65,000- Burgess Hill, UK (Hybrid)

A large scale international banking/ finance client in Burgess Hill, UK is looking for a Test Automation Engineer to join their team. The ideal candidate will be responsible for designing, developing, and executing robust automated tests to ensure the quality, security, and reliability of our mission-critical banking applications.

They offer a great career opportunity to work on interesting projects in a large IT function - giving you the chance to move into more senior positions in the future.

As the successful candidate you must have:

• Overall Experience: 5 years in software testing with a 3-year focus on building scalable automation solutions.
• UI & Mobile Automation: Expertise in modern frameworks including Selenium, Playwright, Cypress, WebdriverIO, and Appium.
• Core Programming Skills: Strong command of Java, Python, or JavaScript/TypeScript for creating reliable and maintainable test scripts.
• API & Services Testing: Proficient in validating APIs using tools like Rest Assured and Postman.
• DevOps Integration: Experienced in integrating automated tests into CI/CD pipelines (Jenkins, GitHub Actions, Azure DevOps).
• Emerging Technology: Over 6 months of practical experience applying GenAI tools to enhance quality assurance processes.
• Methodology: Thorough understanding and practical application of Agile and Scrum principles.

This is an urgent vacancy where the hiring manager is looking to shortlist for an interview immediately. Please send a copy of your CV to ( surjeeth. Singh @ randstad digital . com ) asap to be considered.

Randstad Technologies Ltd is a leading specialist recruitment business for the IT & Engineering industries. Please note that due to a high level of applications, we can only respond to applicants whose skills & qualifications are suitable for this position. No terminology in this advert is intended to discriminate against any of the protected characteristics that fall under the Equality Act 2010. For the purposes of the Conduct Regulations 2003, when advertising permanent vacancies we are acting as an Employment Agency, and when advertising temporary/contract vacancies we are acting as an Employment Business.

Your new company
Hays Technology are recruiting a Lead Test Automation Engineer to join a prestigious organisation based in Leeds. This is a permanent opportunity offering the chance to lead/mentor a high-performing test automation team within a forward-thinking and innovative environment.

Your new role
In your new role, you will lead a small team of test automation engineers, overseeing the design.

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