Top Tech Jobs & Startup Jobs in London

Design and scale automated testing frameworks for iOS, Android, and API platforms. Integrate automated suites into CI/CD pipelines, implement mobile security, accessibility, performance, and test data strategies, and collaborate with developers, DevOps, and security specialists to improve testability and resolve complex issues. Establish automation standards, evaluate tooling, and optimize coverage for reliable software releases.

Lead backend architecture and technical direction across multiple squads and client programmes. Design and scale distributed systems, microservices, databases, APIs, and Azure cloud-native environments while balancing cost, security, performance, and user experience. Advise client stakeholders, mentor senior engineers, establish technical standards, foster engineering communities, and promote AI adoption across the software development lifecycle.

Senior QA Engineer responsible for defining testing strategies, building scalable Playwright automation frameworks, integrating quality checks into CI/CD pipelines, and testing functional and non-functional requirements including performance, security, and accessibility. The role includes defect triage, risk analysis, exploratory testing, peer reviews, mentoring QA colleagues, and leading knowledge-sharing initiatives. It is a 12-month fixed-term hybrid position requiring two office days weekly in Glasgow, Edinburgh, or Dundee.

Lead quality engineering across multiple squads by defining test strategies, automation architectures, quality gates, and non-functional testing approaches. Lead API, UI, and end-to-end automation, promote observability and security testing, mentor engineers, manage QA workstreams, and advise stakeholders on quality and delivery trade-offs. The role also drives adoption of DevSecOps, service virtualization, synthetic test data, and emerging testing practices within a hybrid consultancy environment.

Lead end-to-end mobile architecture across iOS, Android, APIs, and cloud services. Define security, resilience, performance, and governance standards; guide platform evolution and proof-of-concepts; advise executives and client steering boards; resolve architectural ambiguity; mentor engineering teams; build reusable playbooks and communities of practice; and champion secure-by-design, threat modeling, CI/CD, automated testing, observability, and operational reliability.

Lead mobile security architecture, penetration testing, threat modeling, security assessments, and secure solution delivery across Android and iOS platforms. Define technical strategies, identify risks, recommend mitigations, advise clients, and drive security quality and compliance. Collaborate across full-stack mobile teams, improve security practices and tooling, and support Agile delivery. The role also involves mobile security research, reverse engineering, cryptographic controls, and DevSecOps practices.

Lead mobile security architecture, penetration testing, threat modeling, security assessments, and control implementation across Android and iOS platforms. Define secure technical strategies, develop mitigation plans, advise clients, and drive security quality and compliance. The role also contributes to mobile development, DevSecOps, reverse engineering, security research, Agile practices, technical roadmaps, and continuous improvement across front-end and back-end systems.

Principal Data & AI Consultant responsible for advising clients on enterprise data and AI strategy, architecture, and transformation. The role involves designing batch and streaming data pipelines, enabling analytics and AI/ML applications, modernizing cloud data platforms, and championing governance, security, privacy, and compliance. The consultant will shape technical roadmaps and proposals, guide executive stakeholders, build client relationships, and mentor colleagues while contributing to Waracle’s technical direction.

Senior QA professional responsible for designing scalable automation frameworks for mobile applications and APIs, integrating automated testing into CI/CD pipelines, and embedding quality, security, accessibility, performance, and test-data practices throughout delivery. The role collaborates with engineering, DevOps, and security teams, establishes testing standards, troubleshoots root causes, and mentors QA engineers. It is a hybrid position based in London, requiring two office days weekly.

Build, optimize, and deploy high-performance Android applications and components using Kotlin, Java, Jetpack Compose, and modern architecture patterns. Lead feature delivery, communicate technical decisions to clients, mentor junior developers, contribute to engineering practices, and participate in recruitment and community activities. The role also values familiarity with React Native and Flutter.