Top QA Jobs in London

Build and maintain end-to-end automated test frameworks for web and API platforms, integrate tests into CI/CD, own test coverage, write bug reports, and improve test reliability and speed.

Own manual and automated QA for web (Vue.js/Rails) and native mobile (iOS/Android) plus React Native. Drive shift-left testing, maintain TestRail, perform smoke/regression releases, improve automation coverage, and act as a release gate to ensure high reliability in safety-critical rail B2B SaaS environments.

Hands-on QA Engineer responsible for test strategy, manual and automated testing (Selenium, BDD), writing and executing test plans, reviewing stories and code, participating in agile ceremonies, maintaining test documentation and improving QA processes across the software delivery lifecycle.

Lead mobile QA for a Flutter app: build and run parallelized E2E tests, validate GraphQL contracts, integrate AI tools to auto-generate tests, monitor observability (Sentry, Firebase, GCP), triage issues, run exploratory and release testing across emulators, devices, TestFlight/Play Console and Shorebird OTA, and maintain CI/CD quality gates in Codemagic/GitLab CI.

Triage and resolve Master Data Management (Party, Risk, Reference) issues in Stibo STEP, run targeted data-cleansing sprints, monitor data quality dashboards, support releases/UAT, and maintain documentation and playbooks to prevent recurring data issues.

Design, build, and maintain manual and automated end-to-end tests for front-end and back-end APIs. Use Cucumber BDD, Postman, Jenkins, and SQL to validate functionality, data integrity, and performance across cloud-native and big-data environments (GCP/BigQuery). Integrate tests into CI/CD pipelines, track defects in Jira, and collaborate with cross-functional Agile teams to ensure continuous quality.

The Quality Assurance Engineer ensures product reliability by designing and executing test plans, maintaining automated test suites, and collaborating with teams to improve QA processes.

Design and maintain the automation testing strategy at Incard, covering backend, frontend, and mobile applications, integrating with CI/CD pipelines, and focusing on quality assurance in a fintech environment.

As a QA Engineer, you will design and automate tests to ensure the reliability and performance of Fogsphere's AI platform, collaborating with engineering teams throughout the development lifecycle.

Responsible for leading quality assurance tasks across multiple projects, ensuring high-quality software and mentoring less experienced colleagues.

Support software quality, validation, and notified-body remediation for SaMD. Manage nonconformities, draft NC responses, coordinate corrective actions, support CAPA and audits, own software validation plans and oversight per IEC 62304/ISO 13485, and maintain risk management files per ISO 14971 linked to validation and technical documentation.

Lead QA test strategy and automation for long-range video surveillance cameras. Design and implement automated test pipelines, collaborate cross-functionally on requirements and schedules, analyze results, maintain metrics, conduct field testing, and improve CI/CD-driven firmware/software release quality.

Lead a team of five QA engineers and own quality strategy across multiple software product portfolios. Transform QA into an automation-first, AI-enabled function; establish standards, processes, and release quality gates; expand automated testing; and reduce manual regression. Collaborate with engineering and product leadership, develop team members, and contribute hands-on to test design, execution, and defect analysis for native desktop applications.

Own end-to-end product quality across web applications, REST APIs, iOS and Android mobile applications, backend services, and data pipelines. Design and execute manual, exploratory, regression, API, and data validation testing; document test cases and defects; identify edge cases; coordinate with engineering, product, mobile, platform, and research teams; triage customer issues; and serve as the final quality gate for releases.

Performs functional, regression, exploratory, compatibility, performance, localization, and release testing for multiplayer mobile games on Android and iOS. Tests gameplay, economy, monetization, live events, backend integrations, and player experience; documents and tracks defects in Jira; verifies fixes; collaborates with cross-functional teams; and improves QA processes, test cases, and release validation.

Lead design and implementation of Tosca-based UI automation frameworks and reusable modules; build and run automated test suites for web and enterprise apps; integrate tests into GitLab CI/CD; execute functional, integration, regression and end-to-end tests; manage test data and Jira traceability; create resilient self-healing automation; collaborate with developers, product owners and DevOps to improve quality and delivery.

Lead testing of the Aucerna application suite across manual and automated approaches. Write and maintain test plans, cases and automation (TestComplete); execute functional, regression and non-functional tests; manage defects and QA metrics; assess automation readiness; own testing from planning to post-deployment; collaborate with developers, BAs and international QA peers; build domain knowledge in fiscal regimes and petroleum industry processes.

Lead end-to-end testing for Aucernas application suite: design, implement and maintain automated and manual test suites; create and own test artifacts; execute functional, regression and non-functional tests; manage defects; define QA metrics; assess automation readiness and coverage; collaborate with development and product teams to ensure quality across releases.

Own QA for web and mobile releases: write and run manual and automated tests (web, mobile, API), build test frameworks, improve CI, track issues, mentor teammates, and influence requirements and quality processes.

Manually test Shopify eCommerce stores for design, functionality, and responsive behavior. Verify pages against Figma and project requirements, use DevTools to inspect and debug, document and report bugs, collaborate with developers/PMs/designers, and suggest fixes for recurring issues to ensure flawless launches.

Perform final formatting and layout quality control on client documents: verify layout consistency, typography, adherence to style guides, and deliver 100% client-ready files, including same-day projects.

Lead QA strategy and execution for an AI automation platform. Define quality metrics, build automation for regression, integration, and performance tests, validate reliability and scalability, triage incidents, and mentor engineers to embed reliability and testing into CI/CD workflows.

As an Automation QA Engineer, you'll design and implement test frameworks for Oracle projects, focusing on automation testing for APIs and web interfaces, collaborating with development teams to identify and resolve defects.

Senior QA Automation Engineer to own and extend an in-house automated testing platform for a hedge-fund client. Full-stack development (React/JavaScript front end, Python back end), CI/CD and IaC (GCP, Terraform), AI-driven requirement interpretation and test generation, integrations with toolchain and enterprise design system, governance, auditability, and production adoption. Mentor a predominantly manual QA team and deliver production-grade, agent-orchestrated testing capabilities in a fast-paced London-based environment.

Manual and automated QA for Pod releases: run local/staging environments, submit transactions, verify APIs/receipts/state, reproduce and report bugs, write end-to-end and headless browser tests, and build release checklists and automation.