Tester in London

Tester in London

London Full-Time 36900 - 45100 £ / year (est.) Home office (partial)
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At a Glance

  • Tasks: Design and execute performance tests while collaborating with teams to optimise applications.
  • Company: Join a global consultancy with a strong focus on training and career development.
  • Benefits: Competitive salary, flexible working, and opportunities for professional growth.
  • Other info: Dynamic work environment with a focus on innovation and continuous improvement.
  • Why this job: Be part of an expanding team and make a real impact in tech.
  • Qualifications: Experience in performance testing and familiarity with tools like JMeter and AWS.

The predicted salary is between 36900 - 45100 £ per year.

LOCATION: Manchester or London (3 days per week on site with some weeks 5 days)

LENGTH: 12 months

SALARY: £41,000 to £45,000 per annum

Role Overview

We are actively looking to secure a Tester to join Experis. Experis Consultancy is a Global entity with a well-established team with over 1000 consultants on assignment across 20 clients globally. Our UK operation is growing and has very aggressive plans for expansion over the coming years. We form part of the Manpower group of companies that turn over $20 billion a year collectively. Experis UK have partnerships with major clients across the UK spanning multiple industries; our approach is a very personal one, with both our clients and our own employees. We are passionate about training, technology and career development.

Key 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.

Mandatory Skills & Experience

  • Strong experience in Performance Testing within enterprise-scale applications.
  • Proven experience designing and executing Load Testing, Stress Testing, Volume Testing, Endurance Testing, Scalability Testing.
  • Experience analysing performance metrics and tuning recommendations.

Testing Tools

  • 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.

Technical Skills

  • 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.

Cloud Technologies

  • Experience working within AWS environments.
  • Familiarity with AWS tooling and cloud-based application architectures.
  • Understanding of performance considerations within cloud-hosted systems.

Desirable Skills

  • 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.

Tester in London employer: Experis

As a Technical Stores Person at our Boscombe Down location, you will be part of a dedicated team supporting military operations with a focus on efficiency and high standards of service. Our company fosters a collaborative work culture that values employee growth, offering training opportunities and the chance to develop your skills in a dynamic environment. With a commitment to excellence and compliance, we provide a unique opportunity to contribute meaningfully to the defence sector while enjoying the benefits of working in a supportive and professional setting.

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Contact Details:

Experis Recruitment Team

We think you need these skills to ace Tester in London

Performance Testing
Load Testing
Stress Testing
Volume Testing
Endurance Testing
Scalability Testing
JMeter