Senior Software Engineer

Senior Front End EngineerReact.js | TypeScript | Next.js | Product & AI-Focused💰 Up to £100,000 DOE📍 London – 2 days per week onsite🏢 High-Growth Fintech Scale-UpWe're partnering with an ambitious fintech scale-up entering a major growth phase as it expands its product offering and invests heavily in technology, AI, and customer experience.This isn't a role for someone who simply wants to build features.We're looking for an engineer who wants to help shape products, influence technical direction, contribute to business outcomes, and play a key role in how a scaling engineering organisation evolves.As one of the early senior hires, you'll work closely with engineering leadership, product, design, and AI specialists to build customer-facing platforms that make complex financial journeys faster, simpler, and more transparent.What You'll Be DoingBuilding and scaling modern frontend applications using React, TypeScript, and Next.jsTaking ownership of key product areas from concept through deliveryCollaborating closely with Product and Design to shape user experiences and influence roadmap decisionsHelping define frontend architecture, engineering standards, and best practicesExploring and championing practical uses of AI across both products and engineering workflowsContributing to technical strategy as the business grows and scales its engineering capabilityActing as a collaborative senior voice within a small, high-impact teamWe're Looking For Someone WhoHas strong commercial experience with React, TypeScript, Next.js, and modern frontend developmentEnjoys working closely with Product, Design, and non-technical stakeholdersThinks beyond implementation and cares about customer outcomesCan demonstrate influence on product direction, user experience, or business decisionsIs excited by AI and can identify opportunities to leverage emerging technologies in meaningful waysThrives in scale-up environments where ownership and initiative are expectedWants to help shape a growing engineering culture rather than simply work within oneHas genuine curiosity about fintech, lending, and the challenges of modern financial productsWhy Join?Join during a critical growth phase with significant investment in technologyInfluence both product and technical direction from an early stageWork alongside product, design, and AI specialists on meaningful customer problemsOpportunity to grow with the business as the engineering organisation scalesHigh levels of autonomy, ownership, and visibilityHelp define how engineering operates as the company enters its next stage of growthThis role would suit a technically strong engineer who enjoys wearing multiple hats, contributing beyond code, and helping build not just software, but the future direction of a growing fintech business.