• Join Omnea as the Frontend Engineer who owns the front end, hiring at Level 3 or Level 4.
• Own the design system and front-end architecture, and set the standard for how every team builds interfaces.
• Take ownership that is currently distributed and move it to the next level as the product scales.
• Work across every product team on their most front-end-heavy projects, multiplying your impact across the organisation.
• Solve hard interface problems, from branching approval workflows to dense tables and adaptive intake forms.
• Help the front end scale as the engineering team doubles, customers grow from ~180 to 300+, and revenue triples.
• Work from the London office on Tuesdays, Wednesdays, and Thursdays, with visa sponsorship available.
📋 Job Requirements
• Bring deep React experience building complex production applications, including rendering behaviour, state, and performance at scale.
• Show experience owning front-end infrastructure, including rendering strategies, build tooling, and bundle performance.
• Show you have built or owned a design system, making calls on component APIs, adoption, migration, and versioning.
• Bring strong taste, noticing when something is only 90% right and holding genuine conversations with designers.
• Know CSS deeply, including layout, styling architecture, breakpoints, themes, and edge cases.
• Treat accessibility and motion as part of the craft rather than an afterthought.
• Write fluent TypeScript beyond the browser, as the pair programming stage is a general, full-stack-style exercise.
• Stay motivated by impact and take real ownership of outcomes.
• Level up those around you by learning from others and giving thoughtful feedback.
• Help define a new role and tackle problems without a predefined solution.
• Be able to work from the London office three days a week.
🌟 Nice-to-have
• Bring experience at design-led companies or places with a genuinely high bar for interface quality.
• Show exceptional performance in another area, such as academics, sport, or work.
• Show a genuine love of engineering through open source contributions or side projects.
• Bring experience with Next.js and visual regression testing tools such as Meticulous.
• Explore the R&D Candidate Hub before applying to learn about the culture and interview process.
• Note in your application if you’d like to opt out of AI note-takers during interviews.
🎯 Responsibilities
• Own the design system outright, including components, patterns, tokens, documentation, and adoption.
• Partner with Design to turn design intent into reusable, high-quality primitives.
• Own the front-end architecture, including deployment strategy, performance, build tooling, and conventions.
• Work with every engineering team on their most front-end-heavy projects.
• Act as the bridge between design intent and what ships, advising designers on what is possible.
• Build interfaces in TypeScript, React, and Next.js, backed by automated visual regression testing.
• Use Claude Code and agentic workflows daily to write, review, and ship code faster.
• Deploy small, incremental changes to production multiple times a day.
• Engage directly with customers to understand their problems and gather feedback.
Omnea is one of the most exciting B2B SaaS companies in Europe right now. In just three years since its founding, it has raised over $75 million from world-class investors, grown revenue 5x in the past year alone, and more than tripled its headcount to 160+ people across London and New York. The company is now the 4th fastest-growing startup in Europe and has 10x'd ARR to double-digit millions in 18 months. What stands out on Glassdoor (4.8/5 from 17 reviews, 100% recommend) is how consistently employees praise the talent density, the pace of learning, and the calibre of colleagues. People describe working alongside ex-founders, former operators from Google, Meta, TikTok, McKinsey, Morgan Stanley, and top startups like Tessian, Pigment, and Pleo. Omnea's careers page states they interviewed more than 10,000 people for their first 50 hires, and the hiring bar remains exceptionally high. The company works in person three days a week (Tuesday to Thursday) in London and New York, which is not for everyone, but reflects their belief that early-stage collaboration benefits from face-to-face time. Equity is structured so every employee has a meaningful stake, and the Senior Software Engineer listing shows salary ranges of £80K–£120K with £25K–£50K in equity. The main thing to be aware of is that this is a genuinely fast-paced environment: multiple Glassdoor reviews note that this is not a 9-to-5, though they add that working alongside exceptional people on a mission that matters makes it worth it. If you want to be part of a category-defining company at one of the most exciting stages of its growth, surrounded by some of the strongest talent in European tech, Omnea is hard to beat.
😃 What Omnea offers
• Earn £90,000–£135,000 plus £20,000–£30,000 in equity at Level 3.
• Earn £120,000–£160,000 plus £20,000–£40,000 in equity at Level 4.
• Access visa sponsorship if you need it.
• Receive a competitive, geo-localised UK benefits package.
• Shape a brand-new role with real leverage across the whole engineering organisation.
• Join a company named the Sunday Times’ #1 Best Medium Sized Tech Company to Work For.
• Benefit from Omnea’s Future Founder’s fund.
💖 What makes Omnea unique
Omnea is reinventing how enterprise businesses operate, starting with procurement, where a single purchase can drag on for months and involve Finance, Legal, Security, and IT. Its AI-native platform connects every person, step, and system so buying is fast, safe, and efficient, with automated approvals, real-time supplier risk, and complete spend visibility. Backed by $75M from Khosla Ventures, Insight Partners, and Accel, Omnea has grown ARR 10x to double-digit millions in 18 months and is trusted by enterprises including Spotify, MongoDB, Monzo, and Albertsons.
💬 What employees say
"What I love about working at Omnea is the mix of intensity and care. You’re trusted with a lot of ownership, but you’re also surrounded by people who genuinely want you to succeed. Being part of a team that strives for excellence and drives real impact is what makes it special."
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