Solirius Reply

Information Technology and Services

PrincipalFrontEndEngineer

London, United Kingdom
The Brief

“Principal Front End Engineer at Solirius Reply. Skills: Front-end architecture, JavaScript, TypeScript, React. Lead front-end architecture design. Implement scalable architectures”

What You'll Achieve.

Deliver exceptional user experiences; Ensure exceptional performance, accessibility, and usability; Improve application performance, reliability, observability, and developer experience

Industry & Context.

Information Technology and Services
Problems you'll solve

Analytical mindset; Solve real-world problems; Root cause analysis

What They're Looking For.

Must Have

Software engineering experience with significant focus on front-end development, Deep expertise in JavaScript, TypeScript, HTML5, and CSS3, Extensive experience with modern frameworks such as React, Next. js, Vue, or Angular, understanding of front-end architecture patterns, state management, and component-driven development, Experience building and scaling design systems and reusable UI platforms, knowledge of web performance optimisation techniques, Expertise in accessibility standards (WCAG) and responsive design, Experience with testing frameworks such as Jest, Cypress, Playwright, or Vitest, understanding of CI/CD pipelines and modern development workflows, Proven track record of leading large-scale technical initiatives, Excellent communication and stakeholder management skills

Nice to Have

Experience with micro-frontends or distributed front-end architectures, Familiarity with cloud platforms such as AWS, Azure, or GCP, Experience with GraphQL and modern API integration patterns, Knowledge of observability and monitoring tools, Experience leading globally distributed engineering teams, Contributions to open-source projects or technical communities

What You'll Do.

Lead front-end architecture design

Implement scalable architectures

Drive technical strategy

Establish engineering best practices

Build high-performance applications

Own shared component libraries

Improve application performance

Mentor senior engineers

Evaluate new technologies

Influence roadmap planning

Champion testing strategies

Ensure standard adherence

Lead incident response

How You'll Work.

Team & Collaboration

Collaborate with Product, Design, and Back-End Engineering teams; Mentor senior and mid-level engineers; Influence technical decision-making across multiple teams

Communication Scope

Excellent communication; Stakeholder management

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