Tester

Salary: £41,000 - 41,000 per year

Requirements:

• Strong experience in performance testing within enterprise-scale applications.
• Proven experience designing and executing load testing, stress testing, volume testing, endurance testing, and scalability testing.
• Experience analysing performance metrics and providing tuning recommendations.
• Strong hands-on experience with JMeter for performance and load testing.
• Experience using Cucumber for Behaviour-Driven Development (BDD) and automated testing.
• Experience with JIRA and Confluence for test management, defect tracking, and documentation.
• Good development and scripting experience in Java.
• Experience working with REST APIs and service-based architectures.
• Understanding of test automation principles and frameworks.
• Experience investigating application logs and performance monitoring data.
• Experience working within AWS environments.
• Familiarity with AWS tooling and cloud-based application architectures.
• Understanding of performance considerations within cloud-hosted systems.
• Experience within HMRC, Government, or wider Public Sector programmes.
• Knowledge of customs, border, taxation, or regulatory systems.
• Experience with CI/CD pipelines and DevOps practices.
• Familiarity with containerisation technologies such as Docker and Kubernetes.
• Experience with monitoring and observability tools.
• ISTQB Certification or equivalent testing qualification.

Responsibilities:

• Design, develop, execute, and maintain performance test plans and test scenarios.
• Collaborate with Business Analysts and client teams to understand functional and non-functional requirements.
• Analyse application performance and identify bottlenecks, capacity issues, and areas for optimisation.
• Develop automated performance test scripts and frameworks.
• Execute load, stress, endurance, and scalability testing activities.
• Produce detailed performance test reports and provide recommendations for improvement.
• Support defect investigation and resolution activities alongside development teams.
• Contribute to test planning, estimation, and assurance activities throughout the delivery lifecycle.
• Work within Agile delivery teams, participating in ceremonies and continuous improvement initiatives.
• Ensure testing activities align with HMRC quality standards, security requirements, and programme objectives.

Technologies:

• AWS
• CI/CD
• Cloud
• Confluence
• Cucumber
• DevOps
• Docker
• ISTQB
• Support
• JIRA
• Java
• JMeter
• Kubernetes
• REST
• Security

More:

We are actively looking to secure a Tester to join Experis. Our consultancy is a global entity with a well-established team with over 1,000 consultants on assignment across 20 clients globally. Our UK operation is growing, with ambitious plans for expansion over the coming years. We are part of the ManpowerGroup of companies, which collectively turn over $20 billion a year. We have partnerships with major clients across the UK spanning multiple industries, and we take a very personal approach with both our clients and our employees. We are passionate about training, technology, and career development. The role is based in Manchester or London, with 3 days per week on site and some weeks requiring 5 days on site, on a 12-month contract with a salary of £41,000 to £45,000 per annum.

last updated 38 week of 2026