typescript fullstack engineer jobs in London

Impact and Responsibilities We are seeking a Senior Software Engineer who thrives on untangling complex systems and modernising core infrastructure without breaking production. This is an exciting opportunity to modernise core C#/SQL systems! Extract legacy business logic, build clean services, and verify changes in shadow mode with zero downtime to revenue...

Love AI? Brilliant. We want someone who's actually building with it. AI is moving fast. We're looking for someone who wants to move with it. At ECA, we're building AI-powered capabilities into our global mobility technology, and we're looking for a curious, hands-on AI Engineer to help us take things further. This isn't a role where you'll spend your days...

We've partnered with a profitable, fast-growing (10x last year) AI company building LLM-powered tools that are already used by some of the world's largest private equity and consulting firms. The team is 40+ across London & New York and this is a key backend hire for the London office.You'll own backend systems end-to-end: architecting and scaling...

Architect the platform that runs home life. We're hiring a Lead Backend Engineer to design a global, agentic-first platform for moving and home life. Fast enough for live voice. Reliable enough for agents to act on their own. 4M+ home movers a year in the UK · 28M UK households to run · $1T+ global market for home services We are looking for a truly...

Senior AI Engineer – AI Centre of ExcellenceAbout the roleLead generative AI initiatives, mentor peers, set engineering standards, and design and deploy AI solutions to enhance products and processes.ResponsibilitiesPartner with product managers, data scientists, and engineers to research, validate, and deliver high‑impact Generative AI use cases.Design...

We're hiring a highly capable Rust Engineer to join a fast-growing sports technology business building products used across the global sports and betting market.This isn't a traditional backend role. We're looking for someone with a Founding Engineer mentality who wants ownership across the entire technology stack and is comfortable moving between product...

📍 Location: UK or Netherlands 🛠️ Tech stack: Ruby, Angular, TypeScript, SASS, design system, Contentful, GitHub Actions 🎯 Focus: hands-on full stack product work, with room to grow into frontend About Tech at Bloom & Wild Group 🌸 We're Europe's largest direct-to-consumer flower and gifting business (Bloom & Wild, bloomon and Bergamotte). Our...

Architect the platform that runs home life.We're hiring a Lead Backend Engineer to design a global, agentic-first platform for moving and home life. Fast enough for live voice. Reliable enough for agents to act on their own.4M+ home movers a year in the UK · 28M UK households to run · $1T+ global market for home servicesWe are looking for a truly...

the company (NYSE: the company) is the enterprise agentic marketing platform. Built on the world's most comprehensive structured data platform for local businesses, the company gives brands and their partners the visibility intelligence to win every moment of discovery - across AI and traditional search. the company's API-first architecture connects...

Software EngineerSalary: £60k - £70kLocation: Walthamstow, London Working Pattern: Onsite - 4 days per weekEmployment Type: Full TimeOverviewAn innovative technology company is seeking a Software Engineer to help shape the future of manufacturing and housing delivery.This is an opportunity to work on software with direct real-world impact, where the...

Software Engineer Department: Engineering Employment Type: Full Time Location: London, UK Compensation: £80,000 - £90,000 / year Description The Team The Engineering team at FundApps is a team of ca. 50 smart, friendly people who collaborate closely and take pride in delivering best-in-class software and providing an extraordinary experience to our...

This is a great opportunity to join a globally successful market-making firm, using innovative and cutting-edge technology. Forget the stuffy world of finance you thought you knew; developers here are tech-driven and truly world-class. Now looking to hire a talented UI Engineer, skilled in advanced Javascript and passionate about designing systems users...

Full Stack Software Engineer | AWS Cloud Platform | Hybrid UKA fantastic opportunity has arisen to join a newly formed engineering team building the next generation of a global, cloud-native platform in partnership with one of the world's leading cloud providers.Working within an Agile environment, you'll help design, develop, test, and deploy scalable...

Fundflow is building the first AI-native investment bank for the innovation economy. Founded by Goldman alumni, we combine vast deal experience with AI-first execution to deliver best-in-class capital market services to the tech ecosystem. Where digital banks redefined retail banking for good, investment banking has barely evolved. Wall Street still runs on...

We're seeking a hands-on Senior Software Test Engineer (SDET) to join a growing technology team developing modern software products. This is an engineering-led role focused on building and maintaining automated testing solutions rather than traditional manual QA. You'll work closely with developers, product teams and DevOps engineers to improve software...

Out of the successful launch of Chase in 2021, we’re a new team, with a new mission. We’re creating products that solve real world problems and put customers at the center - all in an environment that nurtures skills and helps you realize your potential. Our team is key to our success. We’re people-first. We value collaboration, curiosity and...

About the roleThe current CTO, who built and led BAM’s Engineering practice for over 3 years, is handing over the reins. BAM is therefore hiring a Head of Engineering to take over the team and the stack, and continue growing BAM’s tech internationally.The role reports directly to the CEO. You’ll lead a small team of 2 developers and 1 Product Owner —...

Contract: ContractLocation: London, WaterlooPay: c.750 per day PAYEConsultant: Joe MooreExciting Contract opportunity for a Fullstack Software Developer to join this global Energy company.This is an exciting time to join this world-leading Energy company as it evolves from a traditional Oil & Gas enterprise into a future-focused Energy leader.The ideal...

**Principal Software Engineer (Nodejs) | London/Hybrid | Up to £150,000** High-growth fintech building technology to solve complex financial data challenges is looking for a Principal Backend Engineer to lead the evolution of its backend platform. This is an exciting opportunity to take ownership of the technical direction of a growing platform, shaping...

About FlowFlow Engineering is an AI-native requirements platform for modern engineering organizations, enabling hardware teams to collaborate with AI agents to design, validate, and evolve complex systems with speed and rigor.About FlowFlow Engineering is an AI-native requirements platform for modern engineering organizations, enabling hardware teams to...