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Thomas Allen

Thomas Allen

Senior Frontend Engineer

Talent
LondonMember since May 27, 2026
ReactTypescriptReact NativeJavascriptSoftware EngineerPlaywright
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ReactTypescriptReact NativeJavascriptSoftware Engineer

About

Frontend specialist with 6+ years' experience delivering scalable, high-performance web applications across startups and enterprise environments. Strong focus on modern React ecosystems, architecture, and developer experience. Proven track record leading frontend initiatives, driving best practices, and delivering measurable business impact.

Experience

Senior Frontend Engineer at AND Digital (2022-09 – Present)

  • Led frontend delivery across multiple high-profile clients including banking, media, and e-commerce
  • Led a frontend team at Lloyds Banking Group's commercial onboarding platform, migrating a legacy system to a cloud-based architecture while delivering new features
  • Played a key role in discovery, architecture, and delivery of a new mobile app and website for The Observer using React Native and Next.js
  • Built a CMS migration tool using Next.js and Contentful, improving content workflows and reducing manual effort
  • Delivered technical presentations and workshops to both internal teams and client stakeholders
  • Contributed to engineering standards, improving code quality, testing practices, and team productivity

Software Engineer at GoCity (2019-09 – 2022-09)

  • Rebuilt the core customer-facing platform using Next.js and TypeScript, significantly improving performance and SEO
  • Designed and implemented a checkout micro-frontend, enabling independent deployment and faster iteration
  • Created and scaled a company-wide Storybook design system, improving UI consistency and developer efficiency
  • Introduced end-to-end testing with Playwright, increasing confidence in releases
  • Actively contributed to architecture design reviews and technical decision-making

Junior Full Stack Developer at Yorlet (2018-12 – 2019-09)

  • Built UI features and API endpoints for a property management platform
  • Worked within a microservices architecture, gaining strong foundations in scalable system design
  • Contributed across the stack, strengthening React and Node.js expertise

Web Developer at WCRS (2017-07 – 2018-12)

  • Delivered front-end updates for global product pages for a major tech client
  • Worked in a fast-paced environment resolving UI/UX issues across internationalised content
  • Collaborated directly with client stakeholders, including on-site visits

Education

Web Development Immersive – General Assembly (2017 – 2017)

BA (Hons) in Sociology – University of Leeds (2013 – 2013)

Skills

Senior Frontend Engineer

Reviews

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