The Sr. Frontend Engineer will develop modern web applications, manage the full code life cycle, and collaborate on UI/UX and backend API design.
About the role
You'll build modern web applications across our multi-app frontend estate, owning your work end-to-end from design through deployment. We move fast, ship often, and expect engineers to be attentive to details.
What you'll do
- Build and ship features in our React and Vue applications
- Own your code end-to-end: design, implementation, testing, deployment, monitoring
- Optimise interfaces for speed, accessibility, and user experience
- Partner with backend engineers to design clean, efficient APIs
- Use agentic LLM tools (Claude Code, Cursor, Copilot) as a core part of your daily workflow to ship faster without cutting corners on quality
Our stack
Multi-app project structure across:
- React + MobX
- Vue.js 2.x
- Next.js
Must have
- Strong fundamentals in JavaScript, modern frameworks, and frontend build tooling
- Proven experience building complex, well-structured single-page applications
- Hands-on expertise with React and Vue
- Fluency with HTML, CSS, and responsive design
- Solid understanding of REST APIs, browsers, and networking
- Sharp attention to detail. You notice the 2px misalignment, the missing loading state, the edge case nobody tested
- Hands-on experience with agentic LLM tooling (Claude Code, Cursor, Windsurf, or similar). You know how to prompt, review AI output critically, and integrate it into a professional workflow
- Strong written and spoken English
Nice to have
- UI kits: Bootstrap, MUI
- Build tools: Webpack
- Next.js in production
What we offer
- Challenging work with real ownership and room to grow
- 20 days paid vacation
- Working hours: 9:00-17:00 London time
- Additional days off following the UK holiday calendar
Similar Jobs
Energy
As a Junior AP Accountant, you will manage outgoing payments, prepare cashflow reports, handle VAT invoices, bank reconciliations, and liaise with vendors and banks.
Top Skills:
Epr SystemsInternet Banking PlatformsMS OfficeTrax
Real Estate
The Accountant will oversee development expenditures, perform month-end close activities, prepare documentation for audits, support internal controls, and collaborate with cross-functional teams.
Top Skills:
ExcelSage Intacct
Semiconductor • Manufacturing
The Technical Support Engineer provides expert level hardware support, develops communication plans, supports product development, and trains field service engineers while ensuring customer satisfaction.
Top Skills:
MS OfficePc Troubleshooting
What you need to know about the NYC Tech Scene
As the undisputed financial capital of the world, New York City is an epicenter of startup funding activity. The city has a thriving fintech scene and is a major player in verticals ranging from AI to biotech, cybersecurity and digital media. It also has universities like NYU, Columbia and Cornell Tech attracting students and researchers from across the globe, providing the ecosystem with a constant influx of world-class talent. And its East Coast location and three international airports make it a perfect spot for European companies establishing a foothold in the United States.
Key Facts About NYC Tech
- Number of Tech Workers: 549,200; 6% of overall workforce (2024 CompTIA survey)
- Major Tech Employers: Capgemini, Bloomberg, IBM, Spotify
- Key Industries: Artificial intelligence, Fintech
- Funding Landscape: $25.5 billion in venture capital funding in 2024 (Pitchbook)
- Notable Investors: Greycroft, Thrive Capital, Union Square Ventures, FirstMark Capital, Tiger Global Management, Tribeca Venture Partners, Insight Partners, Two Sigma Ventures
- Research Centers and Universities: Columbia University, New York University, Fordham University, CUNY, AI Now Institute, Flatiron Institute, C.N. Yang Institute for Theoretical Physics, NASA Space Radiation Laboratory
