14 of 14 Permanent Senior Full-Stack Engineer Jobs in the City of London

core architecture, product direction, and scaling challenges. Requirements: • 5+ years of software engineering experience in high-performance production environments • Strong backend or full-stack engineering skills • Experience building scalable distributed systems and production infrastructure • Strong product engineering mindset with ability to move quickly and own features … Experience with TypeScript/Node.js strongly preferred • Experience with modern frontend frameworks (React/Next.js) is a plus for full-stack candidates • Strong understanding of system design, reliability, scalability, and observability • Experience in startups or fast-paced product environments is highly desirable • AI-native mindset — comfortable ...

Senior Mobile Engineer (Android/Flutter) | Full Stack | Carbon Reducing, B2B, Series A | Salary up to £125,000 + Equity, Bonus, Benefits | London, Hybrid (4 days PW) The Company We are working with a Series A backed scale-up, that has raised … responsibilities with Backend (Python) API's, improving FE code, all the way down to Data Infrastructure. This is a true Software Engineer role, where you will wear many hats! While mobile development will be your main focus, they want to give engineers the opportunity to learn ...

Senior Mobile Engineer (Android/Flutter) | Full Stack | Carbon Reducing, B2B, Series A | Salary up to £125,000 + Equity, Bonus, Benefits | London, Hybrid (4 days PW) The Company We are working with a Series A backed scale-up, that has raised … responsibilities with Backend (Python) API's, improving FE code, all the way down to Data Infrastructure. This is a true Software Engineer role, where you will wear many hats! While mobile development will be your main focus, they want to give engineers the opportunity to learn ...

Senior Software Engineer (React, TS, Node, Postgres, Redis) A well-backed core business systems tech scale-up based in Central London, building AI-powered workforce software for fast-growing businesses. Strong product culture, lean team, and a genuine focus on solving real problems. The Role … architecture decisions and raise the engineering bar within the team. Requirements Strong JavaScript fundamentals (non-negotiable baseline). TypeScript and React experience Full-stack capable at senior level, comfortable across both front end and back end. Experience with a mainstream cloud platform (GCP preferred ...

Senior Software Engineer (React, TS, Node, Postgres, Redis) A well-backed core business systems tech scale-up based in Central London, building AI-powered workforce software for fast-growing businesses. Strong product culture, lean team, and a genuine focus on solving real problems. The Role … senior engineer positions available click apply for full job details ...

Senior Full Stack Engineer London (Hybrid - only Tuesdays in the office) £90,000-£110,000 + Equity We're partnered with one of London's fastest-growing AI-first startups, looking to hire multiple Senior Full Stack … rather than framework specialists. What They're Looking For You'll likely have: Strong experience as a Senior Full Stack Engineer building production SaaS products. The ability to comfortably own work across frontend and backend. Experience delivering customer-facing products from concept ...

Senior Full Stack Engineer London (Hybrid - only Tuesdays in the office) £90,000-£110,000 + Equity We're partnered with one of London's fastest-growing AI-first startups, looking to hire multiple Senior Full Stack … rather than framework specialists. What They're Looking For You'll likely have: Strong experience as a Senior Full Stack Engineer building production SaaS products. The ability to comfortably own work across frontend and backend. Experience delivering customer-facing products from concept ...

Senior Product Engineer, Full Stack - Energy £70,000 to £95,000 Permanent London, hybrid The opportunity Our client is hiring a Senior Product Engineer, Full Stack, to help build the next generation of customer ...

Senior Full Stack Engineer | React/Node/TypeScript | Fintech Start-Up | £60K - £100K + Equity | UK Remote I'm working with a well-funded technology company that is building software to modernise complex, business-critical workflows through automation and AI. They … force multiplier while maintaining engineering judgement and quality. If you are interested in... Mid & Senior Full Stack Engineer | React/Node/TypeScript | Fintech Start-Up | £60K - £100K + Equity | UK Remote please apply here and we will contact ...

Senior Full Stack Engineer | React/Node/TypeScript | Fintech Start-Up | £60K - £100K + Equity | UK Remote I'm working with a well-funded technology company that is building software to modernise complex, business-critical workflows through automation and AI. They … force multiplier while maintaining engineering judgement and quality. If you are interested in... Mid & Senior Full Stack Engineer | React/Node/TypeScript | Fintech Start-Up | £60K - £100K + Equity | UK Remote please apply here and we will contact ...

Senior Full Stack Engineer (Ruby + Vue) Hybrid in Central London Up to £100k DOE We're partnering with an ambitious SaaS business that is entering a pivotal stage of growth and transformation. Having successfully built a profitable software platform serving thousands ...

more effective, accessible, and science-driven. Role Description We’re looking for a full-time Senior Full Stack Engineer with exceptional frontend and product instincts to help shape the next generation of our customer experience. This is not a “ticket … Contributing to technical and product direction across frontend and backend architecture What We’re Looking For: 5+ years of experience as a full-stack or frontend-focused engineer Strong understanding of modern frontend development and product-focused UI/UX Highly proficient in TypeScript ...

more effective, accessible, and science-driven. Role Description We’re looking for a full-time Senior Full Stack Engineer with exceptional frontend and product instincts to help shape the next generation of our customer experience. This is not a “ticket … Contributing to technical and product direction across frontend and backend architecture What We’re Looking For: 5+ years of experience as a full-stack or frontend-focused engineer Strong understanding of modern frontend development and product-focused UI/UX Highly proficient in TypeScript ...

services across various use cases, starting with industrial applications. We are looking for a passionate and skilled Senior Full Stack Engineer to join our innovative team in London. Our Mission At Humanoid we strive to create the world’s leading, commercially scalable ...