Top QA Jobs in London

Design and build test infrastructure, automation, and tooling to validate ML software stacks and hardware; shape test architecture across CI pipelines, frameworks, simulators, emulators, and large ML workloads; mentor engineers and own complex validation projects.

Full-cycle enterprise Account Executive for DACH focused on landing and expanding strategic accounts in regulated industries. Responsibilities include prospecting, pipeline ownership, executing territory plans, closing multi-stakeholder deals, co-selling with partners, leading executive conversations, using MEDPICC or similar frameworks, maintaining CRM hygiene, and identifying upsell opportunities.

Develop and maintain high‑performance trading applications for equities finance, collaborating with traders and global teams. Design, code, test (TDD/BDD), debug, and deliver solutions, mentor mid‑level engineers, and ensure compliance and risk-aware decisions.

Lead a global QA team covering AML/KYC/Transaction Monitoring, underwriting and fraud risk. Design and run a comprehensive QA framework, perform monthly testing, identify risks and root causes, report outcomes to leadership, track remediation to closure, and provide data-driven insights to support operational excellence and projects.

As a Staff Software Engineer (ML QA), you'll design and maintain testing infrastructure for the ML software stack, focusing on automation, software quality, and mentoring junior engineers in a collaborative environment.

Talent-network posting to collect engineers for future openings across full-stack, backend (Golang), frontend (React), mobile (iOS/Android/React Native), blockchain, AI, DevOps, security, data, and QA. Applicants should state domain, core technologies, location/time zone, and share links to profiles or projects. Fully remote; must have right to work in the country you are based.

Design and implement Python testing frameworks, conduct ETL testing, and collaborate in a CI/CD environment focusing on cloud-based data platforms.

Lead QA efforts for Minecraft Blast by owning QA planning, resourcing, standards, tooling, automation and quality strategy across gameplay, backend and live operations. Provide visibility into test coverage, defects and risks, mentor team members, coordinate external QA partners, and use data and player feedback to drive continuous improvement.

Lead performance and scalability for a microservices-based platform: define SLOs and thresholds, design and run production-scale performance tests (k6), integrate performance into CI/CD, build reusable test assets, diagnose regressions via logs and traces, and drive fixes with stakeholders to embed performance across delivery.

Validate and automate testing for AWS serverless, event-driven and modernized applications. Design and run functional, integration, contract, performance, resilience and security tests. Build automated test frameworks, integrate with CI/CD, leverage AWS Kiro for AI-assisted test generation and validation, and support migration/regression testing across microservices.

Evaluate search results and AI-generated content for quality, relevance, and accuracy. Conduct online research to verify information, apply rating guidelines, document edge cases, provide written feedback, participate in training/calibration, and meet productivity and quality targets.

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.

Design and execute manual and automated tests for Google Cloud Identity. Perform API and security testing, identify and report bugs and vulnerabilities, validate fixes through regression testing, participate in code reviews, automate test processes, and document test cases and findings.

Lead global QA and Test Automation strategy, build and mentor SDET and QA teams, embed quality across delivery, shape test and release readiness practices, drive BDD adoption, and partner with Engineering and Product to ensure scalable, resilient automated testing and confident releases.

Lead QA strategy and execution for web, mobile and API products: define test strategy, design and run manual and automated tests, scale automation frameworks, embed tests in CI/CD, coach QA engineers, drive QA process improvements, and report release readiness and quality risks to stakeholders.

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.

Lead end-to-end web QA and test automation for high-traffic web platforms. Build and run parallelized Playwright TypeScript E2E suites, validate APIs and contracts, integrate AI coding assistants into QA workflows, audit Figma specs, monitor observability logs, verify asynchronous workflows, and maintain CI/CD quality gates to ensure zero-regression releases.

Build and maintain Python-based test automation frameworks and suites. Design and execute UI, API, integration and end-to-end tests, create Gherkin test cases, ensure traceability, support CI/CD pipelines, investigate defects, manage test data, and collaborate with product, engineering and QA teams to embed shift-left quality practices across the SDLC.

Design, build and maintain Java-based automated test frameworks and suites (UI, API, integration, regression). Drive shift-left testing, create Gherkin test cases, ensure traceability, execute tests in CI/CD, investigate defects, manage test data, and collaborate with product and engineering teams to improve quality across the SDLC.

Maintain and improve localisation QA processes and tooling to ensure high-quality translated product experiences. Work with in-language editors, testers, Product and Engineering to create reusable test cases, triage bugs, run spot checks, and scale QA across new markets. Drive coverage tracking, reporting, automation opportunities, and stakeholder communication to reduce friction and speed delivery of localised releases.

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.

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.