Sr QA Engineer

Location: Remote – UK (occasional visit to Client office based in London)

Clearance: Active Security Clearance (SC) to work in UK public sector

Employment Type: Full‑time, Contract (3 months initially)

Department: Quality Assurance / Test Automation

Reports To: Technical Lead

We are seeking an experienced and security‑cleared Senior QA Engineer to ensure the quality, reliability, and performance of complex enterprise and government software systems. The ideal candidate combines deep hands‑on testing expertise with strong automation and leadership skills, and thrives in Agile delivery environments that demand precision, collaboration, and accountability.

Key Responsibilities

• Own end‑to‑end quality assurance for mission‑critical software systems, ensuring functional and non‑functional requirements are met.
• Design, develop, and maintain automated test frameworks using technologies such as Selenium WebDriver, Cucumber BDD, JUnit, TestNG, Maven, Protractor, and JMeter.
• Plan and execute manual, automated, regression, integration, and load testing activities.
• Work closely with developers, product owners, and business analysts to refine acceptance criteria and define test strategies.
• Lead and mentor junior QA engineers; perform code and test‑review sessions.
• Drive adoption of Agile testing practices (Scrum / Kanban) and continuous improvement across QA processes.
• Collaborate with DevOps engineers to integrate automated tests within CI/CD pipelines.
• Produce clear, auditable test documentation, defect reports, and test evidence for secure environments.
• Ensure compliance with UK Government standards, data‑protection, and confidentiality policies.
• Participate in MarkLogic‑based and other NoSQL/semantic data platform testing initiatives when applicable.
• 7+ years’ experience in software testing, including 5+ years in test automation.
• Strong background in building and maintaining Java‑based automation frameworks (Selenium, Cucumber, Maven, TestNG, JUnit).
• Experience with API testing (Postman, SoapUI) and performance testing (JMeter).
• Working knowledge of Agile delivery, Scrum ceremonies, and continuous testing.
• Excellent analytical and troubleshooting skills; able to understand software architecture and design effective test strategies.
• Previous experience in secure or regulated domains (e.g. UK Government, Defence, Healthcare, or Financial Services).
• Proven ability to lead testing teams, coach peers, and manage QA deliverables.
• Excellent communication and stakeholder‑management skills across distributed teams.
• Prior experience testing MarkLogic APIs or other NoSQL / semantic database platforms.
• Experience with Selenium and Java based testing frameworks.
• ISTQB Foundation / Advanced Certification.
• Experience in CI/CD with Jenkins, Git, or Azure DevOps.
• Awareness of security‑testing principles and compliance frameworks.

Qualifications

• Bachelor’s degree in Computer Science, Software Engineering, or related technical discipline.
• Active or transferable Security Clearance (SC) – essential for this role.

Seniority level

Mid‑Senior level

Employment type

Contract

Job function

Engineering and Information Technology

Industries

IT Services and IT Consulting

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