26 to 50 of 187 Prototyping Jobs in London

build resilient, fast-running, and maintainable code Building and maintaining API-driven Java microservices hosted on public cloud infrastructure Contributing to intentional architecture while supporting emergent design through innovation, prototyping, and experimentation Automating build, test, and deployment processes using modern CI/CD practices What We're Looking For Strong server-side Java engineering experience, ideally within large-scale, business More ❯

into beautiful, performant, and maintainable code. A strong understanding of Android UI performance optimization, memory management, and threading models. Experience with the full mobile development lifecycle, from ideation and prototyping to testing, release, and maintenance. Preferred Qualifications Advanced UI/UX & Conversational AI Prior experience designing or building conversational interfaces (e.g., chatbots, voice assistants). A strong portfolio that explicitly More ❯

into beautiful, performant, and maintainable code. A strong understanding of Android UI performance optimization, memory management, and threading models. Experience with the full mobile development lifecycle, from ideation and prototyping to testing, release, and maintenance. Preferred Qualifications Advanced UI/UX & Conversational AI Prior experience designing or building conversational interfaces (e.g., chatbots, voice assistants). A strong portfolio that explicitly More ❯

into beautiful, performant, and maintainable code. ? A strong understanding of Android UI performance optimization, memory management, and threading models. ? Experience with the full mobile development lifecycle, from ideation and prototyping to testing, release, and maintenance. Preferred Qualifications ? Advanced UI/UX & Conversational AI ? Prior experience designing or building conversational interfaces (e.g., chatbots, voice assistants). ? A strong portfolio that explicitly More ❯

journeys and simple, elegant interfaces. 👋 As the Senior Product Designer, you’ll take ownership of end-to-end design from research and journey mapping through to high-fidelity work, prototyping, usability testing and iteration. You’ll evolve the design system and create explanatory artefacts that help customers and internal teams understand complex financial flows. 🙌 We're looking for proven experience More ❯

journeys and simple, elegant interfaces. 👋 As the Senior Product Designer, you’ll take ownership of end-to-end design from research and journey mapping through to high-fidelity work, prototyping, usability testing and iteration. You’ll evolve the design system and create explanatory artefacts that help customers and internal teams understand complex financial flows. 🙌 We're looking for proven experience More ❯

journeys and simple, elegant interfaces. 👋 As the Senior Product Designer, you’ll take ownership of end-to-end design from research and journey mapping through to high-fidelity work, prototyping, usability testing and iteration. You’ll evolve the design system and create explanatory artefacts that help customers and internal teams understand complex financial flows. 🙌 We're looking for proven experience More ❯

journeys and simple, elegant interfaces. 👋 As the Senior Product Designer, you’ll take ownership of end-to-end design from research and journey mapping through to high-fidelity work, prototyping, usability testing and iteration. You’ll evolve the design system and create explanatory artefacts that help customers and internal teams understand complex financial flows. 🙌 We're looking for proven experience More ❯

years of experience in user-centric design (UX and UI), with some practical experience in researching and designing digital applications, as well as familiarity with design and prototyping tools such as Figma, Adobe XD, Sketch, or similar. A basic understanding of front-end development technologies (HTML, CSS, JavaScript) would be advantageous. The ability to communicate effectively with both technical and More ❯

a strong portfolio showcasing end-to-end design work across B2C mobile platforms. Deep expertise inFigmaandAdobe Creative Suite you know how to build, maintain, and evolve them. Comfortable withwireframing,prototyping, and working in agile, cross-functional teams. Ability to work at a fast pace Important: This role is for candidates with astrong B2C eCommerce background. Ready to design products that More ❯

market and risk data effectively. Ensure all solutions are robust, scalable, and compliant with IT and regulatory standards. Skills & Experience Strong proficiency in Python, with a focus on rapid prototyping and data driven applications. Solid understanding of multi-processing and AsyncIO. Experience with pandas, NumPy, and SQL for data analysis and transformation. Exposure to REST APIs, messaging systems, and integration More ❯

Capture and share project outputs, working in the open and representing LOTI at key meetings. About You Creative, curious and committed to learning and innovation. Experienced in running workshops, prototyping and delivering projects in complex environments. Confident communicator, able to build relationships with diverse stakeholders. Comfortable switching between topics and managing varied workloads in a small, fast-moving team. Agile More ❯

out full data science workflows: from data acquisition and cleaning to modelling, validation, and deployment Applying statistical and AI techniques to generate actionable insights Contributing to experimental research, model prototyping, and A/B testing Presenting findings clearly to both technical and non-technical stakeholders Collaborating across data science, engineering, and product teams to build scalable solutions Staying current with More ❯

out full data science workflows: from data acquisition and cleaning to modelling, validation, and deployment Applying statistical and AI techniques to generate actionable insights Contributing to experimental research, model prototyping, and A/B testing Presenting findings clearly to both technical and non-technical stakeholders Collaborating across data science, engineering, and product teams to build scalable solutions Staying current with More ❯

Capture and share project outputs, working in the open and representing LOTI at key meetings. About You Creative, curious and committed to learning and innovation. Experienced in running workshops, prototyping and delivering projects in complex environments. Confident communicator, able to build relationships with diverse stakeholders. Comfortable switching between topics and managing varied workloads in a small, fast-moving team. Agile More ❯

Capture and share project outputs, working in the open and representing LOTI at key meetings. About You Creative, curious and committed to learning and innovation. Experienced in running workshops, prototyping and delivering projects in complex environments. Confident communicator, able to build relationships with diverse stakeholders. Comfortable switching between topics and managing varied workloads in a small, fast-moving team. Agile More ❯

Capture and share project outputs, working in the open and representing LOTI at key meetings. About You Creative, curious and committed to learning and innovation. Experienced in running workshops, prototyping and delivering projects in complex environments. Confident communicator, able to build relationships with diverse stakeholders. Comfortable switching between topics and managing varied workloads in a small, fast-moving team. Agile More ❯

out full data science workflows: from data acquisition and cleaning to modelling, validation, and deployment Applying statistical and AI techniques to generate actionable insights Contributing to experimental research, model prototyping, and A/B testing Presenting findings clearly to both technical and non-technical stakeholders Collaborating across data science, engineering, and product teams to build scalable solutions Staying current with More ❯

out full data science workflows: from data acquisition and cleaning to modelling, validation, and deployment Applying statistical and AI techniques to generate actionable insights Contributing to experimental research, model prototyping, and A/B testing Presenting findings clearly to both technical and non-technical stakeholders Collaborating across data science, engineering, and product teams to build scalable solutions Staying current with More ❯

of change from both business and user perspectives. You're experienced in mapping service experiences and defining changes to meet user and business needs. You're experienced at rapid prototyping to test, iterate and validate solution designs. You're able to produce concise artefacts (e.g. personas, journey maps, blueprints, user stories) to help communicate user and business needs. You're More ❯

to work with investment stakeholders The knowledge, experience and qualifications that will help Experience working with knowledge graphs or vector databases Experience working in an agile environment with rapid prototyping and iteration Exposure to front-end frameworks (e.g. React) is a nice-to-have but not required Interest in the evolving field of AI governance, accuracy, and explainability Understanding of More ❯

to work with investment stakeholders The knowledge, experience and qualifications that will help Experience working with knowledge graphs or vector databases Experience working in an agile environment with rapid prototyping and iteration Exposure to front-end frameworks (e.g. React) is a nice-to-have but not required Interest in the evolving field of AI governance, accuracy, and explainability Understanding of More ❯

to work with investment stakeholders The knowledge, experience and qualifications that will help Experience working with knowledge graphs or vector databases Experience working in an agile environment with rapid prototyping and iteration Exposure to front-end frameworks (e.g. React) is a nice-to-have but not required Interest in the evolving field of AI governance, accuracy, and explainability Understanding of More ❯

to work with investment stakeholders The knowledge, experience and qualifications that will help Experience working with knowledge graphs or vector databases Experience working in an agile environment with rapid prototyping and iteration Exposure to front-end frameworks (e.g. React) is a nice-to-have but not required Interest in the evolving field of AI governance, accuracy, and explainability Understanding of More ❯

time and bi-directional communication protocols and patterns (eg. WebSockets, SSE) Built and deployed services on any major cloud providers' services (Azure, GCP, AWS) AI-Native development: fast iteration & prototyping using AI tools such as Lovable, Bolt, or Cursor as a collaborator. Nice to Have: Some experience in backend development (Python/Java/Go) Experience with container orchestration and More ❯