python developer qa tester jobs in London

As a result of growth, weare looking for an experiencedSeniorPenetration Testerwith solid experience of infrastructureandwebapplicationtestingto delivertesting engagementson a range of key client work. This is an excellent opportunity for a highly motivated and determinedPenetration Tester to continue their development and work on a range of exciting...

We're looking for an experienced Senior Performance Tester to join a high-performing team working on a global streaming platform that powers millions of users across video-on-demand and live services.What you'll do:Develop and maintain a Gatling-based performance testing framework integrated into CI/CD pipelines.Define non-functional requirements and...

- The Corporate Engineering AI team is the central enablement and platform delivery function for LSEG’s internal agentic AI ecosystem - The team’s mission is to scale safe, high‑quality AI capabilities across the enterprise by providing shared platforms, patterns, governance, and delivery support - CE AI owns and operates core AI platforms including...

Lead Developer page is loaded## Lead Developerlocations: Kings Cross, Londontime type: Full timeposted on: Posted 7 Days Agojob requisition id: UMG-22322Music is Universal It’s the passionate and dedicated team at Universal Music who help make us the world’s leading music company. From A&R to finance, legal to digital, sales to marketing,...

DescriptionClosing date: 16 October 2026Salary scale: £43,000 per annumAbout RDGRail plays an ever more crucial role in Britain, with long term growth in customer and freight.  The Rail Delivery Group brings together all passenger and freight operators with Network Rail and HS2, providing services and support to enable them to succeed by delivering better...

At Anaplan, we are pioneering a new role focused on quality assurance for GenAI/Agentic systems. As our Senior SDET for AI, you'll develop testing strategies, evaluation frameworks, and quality metrics tailored for LLM-powered applications.You will design end-to-end automated test suites in Python across API/UI checks, performance tests, and prompt testing,...

Job Description Job Purpose As a vital member of the Technology Group, you will contribute significantly to the development and delivery of the ICE Digital Trade Platform (IDT) — a cloud-based system designed to digitise, automate, and streamline global trade and post-trade processes. This platform manages the full lifecycle of digital trade documents...

About usIkon Science is a global provider of geopredictive and knowledge management software and solutions to optimize subsurface discovery and production. For over 20 years, Ikon’s dedicated service-minded teams have applied deep scientific expertise and technology innovation to help customers extract more actionable knowledge from sophisticated...

Are you passionate about building modern, scalable software solutions that make a meaningful impact? Do you enjoy collaborating across global teams, solving complex technical challenges, and using emerging technologies to drive innovation? About The Business LexisNexis® Risk Solutions provides customers with solutions and decision tools that combine public...

About OneView Commerce For retailers with thousands of shops, commerce platforms have historically fallen into two categories, each with significant drawbacks. Web-native platforms move fast but were never built for a shop floor. Legacy store systems were built for the shop floor but take a year to change anything. OneView Commerce is the third option: a...

Atrium is seeking a QA Tester to govern and align change initiatives with business requirements. You will define proportionate testing standards and deliver quality assurance throughout the change lifecycle, collaborating with project managers, developers and operational teams to support delivery of effective and compliant solutions.The successful candidate...

Michael Page Technology is seeking an experienced QA Automation Engineer to own testing strategy, QA, and go-live readiness for a portfolio of enterprise applications. You will collaborate with internal stakeholders and external delivery partners to ensure reliable, secure solutions.You will lead testing activities, develop automated frameworks using C#...

Job Title: Senior QA Analyst (Expertise in payroll systems) Location: UK-based applicants only Start Date: Immediate / ASAP About the Role We are seeking an experienced and detail‑oriented QA Analyst (Mid to Senior Level) with deep expertise in payroll systems. You’ll be responsible for designing, executing, and maintaining both manual and automated test...

The team you';ll be working with:As aQE AI Engineer, you will join a Quality Engineering team focused on modern software delivery, automation, and AI-enabled engineering across the SDLC.This is ahands-on engineering rolefor someone with strong software development and Quality Engineering experience who can contribute to the design, build, and improvement of...

_ UFORCE is a combat-systems integrator transforming Ukrainian battlefield experience into deployable defence technology for allied nations. Built by Ukrainian practitioners and global technology leaders, UFORCE brings together unmanned air, sea, and land systems, software, command-and-control, and operational expertise into one adaptive combat architecture....

At Anaplan, we are a team of innovators focused on optimizing business decision-making through our leading AI-infused scenario planning and analysis platform so our customers can outpace their competition and the market.What unites Anaplanners across teams and geographies is our collective commitment to our customers’ success and to our Winning Culture.Our...

Disguise, a leading provider of real-time visual experiences, is seeking a QA Automation Engineer to design and maintain automated testing frameworks and Python scripts. You will collaborate with QA and development teams to expand test coverage, integrate tests into CI/CD, and help ensure product quality across platforms.The role emphasizes hands-on testing,...

About The Job You’re Considering In Digital Customer Experience we specialize in navigating our clients through the complexities of large-scale, technology-driven transformation programs, using our skills to drive outstanding delivery. Having the right people using the right methodology and following the right process gives every client the right...

Business Unit LIGHTSPEED STUDIOS is made up of passionate players who advance the art & science of game development through great stories, great gameplay, and advanced technology. We are focused on bringing next generation experiences to gamers who want to enjoy them anywhere, anytime, across multiple genres and devices.About the Hiring Team Lightspeed Tech...

This is more than just a job, it’s an opportunity to innovate and grow. As a Software Developer in Test, you’ll:Work with our clients to design, build, and implement cutting‑edge automation frameworks and testing solutionsInput in QA strategies, influencing testing best practicesPlay a client-facing role, ensuring our solutions align with their...