Senior Frontend Engineer

Magentic · Londonsenior

En corto

▸Ingeniero frontend senior que construye interfaces de IA en tiempo real para empresas.
▸Trabajas en arquitectura, calidad de código y experiencia de usuario en un producto de alto impacto.
▸Eres clave en una startup con backing de Sequoia y equipo de élite (OpenAI, Meta, NASA, etc.).

You’ll be working directly with users and teams — communication in English is essential.

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¿Qué piden?

✓10+ años de experiencia en ingeniería de software.
✓Experiencia sólida con TypeScript/JavaScript y React.
✓Experiencia en arquitectura frontend y mejora de prácticas técnicas.
✓Haber trabajado con LLMs o tecnologías de IA.
✓Capacidad para influir en decisiones en entornos early-stage.
✓Comunicación efectiva entre equipos técnicos y de negocio.

¿No cumplís todo? Es lo normal — tu dossier gratis te dice qué gaps tenés y cómo cubrirlos en la entrevista.

TypeScriptJavaScriptReactLLMsAI technologiesfrontend architecturecode qualityperformancetestingmaintainability

¿A quién escribirle en Magentic?

Tu dossier gratis identifica a las personas que te entrevistarían — con su background, qué valoran y cómo escribirles para destacar antes de aplicar.

The Role We’re looking for a Senior Front-end Engineer who’s excited to shape how people at the world’s largest companies work with AI day to day. At Magentic, you’ll have a huge amount of ownership over the product experience, building the interfaces through which enterprise users collaborate with AI agents operating in real time. You’ll also play a key role in evolving our frontend technical practices and driving the architecture as we scale. We’re redefining how people interact with enterprise software. We’re rethinking what great enterprise software looks and feels like, and building intuitive experiences for complex, high-impact workflows. You’ll be working at the cutting edge of human-computer interaction, helping us define new patterns for how people interact with increasingly intelligent software. We’re building next-generation agentic systems that can manage entire procurement workflows, with a mission to make global manufacturing supply chains more resilient to an ever-changing world. That’s a $3tn market opportunity. We’re backed by world-class investors including Sequoia Capital, and you’ll be joining an exceptional team bringing together experience from OpenAI, Meta, Revolut, NASA and McKinsey. Benefits: At Magentic, we recognise and reward the talent that drives our success. We offer: Competitive Equity : play a real part in Magentic’s upside. Salary: £120,000 - £135,000 per annum Visa sponsorship available Hybrid London HQ (3 days in the office). Company provided meals at the office Monthly “Social budget” to spend getting to know your colleagues (coffee, food, activities, etc.) Salary sacrifice pension and nursery schemes Annual team retreat —a fully-funded off-site to recharge, bond, and build. Our interview process: We can move quickly through these stages, so let us know if you have any timelines we need to meet. Initial call (30 mins): this first step is an opportunity for you to hear more about Magentic and the role, and for us to learn more about how your experience aligns with the role. Paired programming interview (45-60 mins): we'll give you an exercise to demonstrate the key skills for the role. In-person interview: for the final step, we invite you to come meet the team in-person and work alongside us! We find this is the best way for candidates to get a sense of what working at Magentic is like. This will include a culture interview, a founder interview and skills-based interview(s) with the team.

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