Salary: £59,000 - 139,000 per year Requirements: Proven experience in testing within an Application Support environment Strong understanding of the full software development life-cycle and its application to testing Hold recognised testing certifications such as ISTQB Ability to develop, maintain, and execute test scripts across multiple applications Skilled in functional and non-functional testing within Agile or Waterfall frameworks Must be eligible for UK Security Clearance, requiring at least three years of UK residence Experience or knowledge of test automation techniques (preferred) Working knowledge of translating business requirements into technical solutions and providing testing guidance (preferred) Familiarity with estimating testing efforts and planning across complex projects (preferred) Responsibilities: Perform testing within an Application Support environment to ensure system stability and performance Implement and utilise test automation techniques to improve efficiency and coverage Review business requirements and technical solutions to provide guidance and accurate testing estimates Develop, maintain, and execute test scripts across multiple applications in line with agreed estimates Conduct functional and non-functional testing to a high standard within Agile or Waterfall development life cycles Identify, document, and communicate potential defects, ensuring alignment with expected outcomes Collaborate with development and business teams to ensure quality standards are met throughout the life cycles Technologies: ISTQB Support Security More: We are offering a full-time, permanent Software Tester – Automation position in a hybrid working model, requiring on-site attendance in Hendon, London at least three days per week. You will play a critical role in ensuring the quality and reliability of applications within a large-scale managed service program. This position involves working across the full software development life-cycle, applying both manual and automated testing techniques in mission-critical environments. Please note that we are unable to support sponsorship for this role and candidates must have resided in the UK for a minimum of three years to qualify for security clearance. last updated 4 week of 2026