Principal UI Engineer

Role Overview

As a Principal UI Engineer at TP ICAP you will be part of a talented team delivering business critical software for the internal broking division and their external customer base.

You will work within an Agile environment, from design through to implementation, with a strong focus on continuous improvement whilst working collaboratively as part of self-organising, cross-functional team with a focus on continuous integration and deployment.

• Collaborate with your peers to define and evolve the front-end architecture across products and platforms, ensuring scalability, performance, and maintainability.
• Drive consistency and standards in best-practices, component libraries, design systems, and front-end tooling.
• Lead code reviews and technical design discussions for high-impact features, acting as a technical leader across multiple squads.
• Mentor other front-end developers, helping them grow in technical depth and leadership.
• Evaluate emerging front-end technologies and lead adoption where appropriate.
• Communicate technical decisions and trade-offs clearly to both technical and non-technical stakeholders. Represent front-end engineering in strategic planning, product discussions, and roadmap alignment.
• Ensure transparency on progress, risks, and dependencies across teams and leadership.

Essential

• Demonstrable experience building modern, scalable, and maintainable web interfaces using React / Typescript / JavaScript and HTML / CSS, following structured, reusable design patterns rooted in object-oriented programming
• Demonstrable experience with HTML5, React, Typescript, JavaScript, ES6 and JSX
• Experience delivering consistent UX and UI for cross-browser compatibility
• Experience using libraries such as Material UI or Ant Design
• Experience creating end-to-end, integration, and regression tests using automation tools such as Selenium, Cypress, Playwright or similar
• Experience using build tools such as Webpack or Vite and configuration files
• Knowledge of performance optimisation techniques to optimise web performance and load times
• Knowledge of web security best practices to protect applications from vulnerabilities
• Appreciation of the full SDLC, proactive involvement in shaping the delivery prior and during development, through QA phase, and post-release support
• Be pragmatic and delivery-focused, evaluating / challenging designs and approaches to achieve the best outcome for the project, capable of working on multiple tasks simultaneously and managing deadlines
• Excellent attention to detail, highly organised with a proactive and independent approach to problem solving and innovative solutions, using POC(s) to validate approaches
• Proficient in testing and documenting systems

Desired

• Experience using Figma for design mock-ups and collaboration
• Experience using Storybook for design and build of UI components
• Experience of financial / trading platforms and knowledge of financial markets
• Experience with Open Fin
• Experience with AWS services
• Experience with C# and relational databases
• Experience with TDD, BDD or similar approaches

Job Band & Level : Manager / 7

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