Back End Developer

Senior Backend Software Engineer📍 London 💰 £100,000–£150,000 + meaningful equity 🌍 Visa sponsorship availableSummaryWe're working with an exciting London-based startup that has recently announced its Series A funding from one of Europe's leading venture capital firms. With strong momentum behind them, they're now growing their engineering team to help deliver on an ambitious mission.They're looking for a Senior Backend Software Engineer who is comfortable building backend systems in Python or TypeScript. The team values product-minded engineers who enjoy solving real customer problems and taking ownership of their work.Many of the engineers have backgrounds in startups and high-growth environments, but they're equally open to candidates from larger technology companies where product engineering is central to the culture.About the RoleThis role offers a high degree of autonomy and ownership. You'll work across the full lifecycle of product development, from designing and building backend systems through to shipping features that directly impact users. The team places a strong emphasis on collaboration, kindness, and intellectual curiosity. They're looking for engineers who enjoy working closely with others, learning quickly, and contributing to a highly ambitious environment. Experience or interest in AI is a plus, particularly if you've used AI tools to enhance your development workflow or have worked on AI-powered products. What We're Looking For5+ years of professional software engineering experienceStrong backend development experience using Python or TypeScriptExperience building products within a product-focused companyAbility to take ownership and operate with a high degree of autonomyComfortable working in fast-moving, high-growth environmentsInterest in AI technologies and modern AI-assisted development practicesBased in London or excited to work from a London office