typescript fullstack engineer jobs in London

Jain Global in London is seeking a Senior UI Platform Engineer to build reusable foundations for internal web applications. This role involves developing shared React/TypeScript packages, enhancing developer workflows, and collaborating with other development teams. The ideal candidate will have over 5 years of software engineering experience with a strong...

the company | Senior Full-Stack Engineer | London, UK | Hybrid At the company, we’re on a mission to get the UK moving more. We already have 250k accounts and we’re building a world of challenges where people compete, earn rewards and win real cash prizes by being more active. Think the National Lottery for the wellness age. We’re looking for a senior...

Valarian Technologies is a dual-use technology company building critical tools to safeguard the future in an era of evolving global security challenges. We're rethinking security beyond traditional military domains, addressing asymmetric threats that impact our technological advantage, economic strength, and democratic institutions. We build Acra – the...

OverviewAre you a Full-Stack Engineer who thrives on building things from scratch and wants to shape a new platform for agentic AI economics? Want to be engineer #3?About the MissionBuild the go-to intelligence platform for tracking AI agent costs, margins, and predicting future burn. You\'ll architect, own, and deliver real-time data streaming, analytics,...

Job DescriptionForward Deployed Engineer, Full-Stack Development, Enterprise AI, London, COR7660A Forward Deployed Engineer opportunity has opened up at a well-funded, fast-moving AI software company operating at the cutting edge of enterprise technology. This is a hands-on, high-impact role where you will be embedded directly with major enterprise...

Job TitleFounding EngineerSalaryNot DisclosedCompany Description$3.8M Seed-funded AI startup backed by Air Street Capital automating clinical trial recruitmentJob DescriptionYou will build and scale the core systems powering autonomous AI agents that accelerate life-saving medical treatments. Working in a high-talent density team, you will own complex...

Senior Vice President, Full-Stack Engineer Opportunities.At BNY, our culture allows us to run our company better and enables employees’ growth and success. As a leading global financial services company at the heart of the global financial system, we influence nearly 20% of the world’s investible assets. Every day, our teams harness cutting-edge AI and...

Are you excited to build cloud-native applications that help shape the future of healthcare technology?Do you enjoy collaborating with cross-functional teams to create innovative solutions while continuously learning and growing your technical expertise?About our Team:The NPRE (New Peer Review Experience) team is part of Elsevier's publishing technology...

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...

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...

Frontend Software Engineer – ACE The Company OctaiPipe is on a mission to revolutionise the optimisation of energy in data centres through decentralised artificial intelligence (AI). To do this, OctaiPipe is harnessing an elegant but revolutionary idea. Rather than move the data from the source, move the algorithms to the data to learn at the data source....

About the Role Join a product engineering team building AI-powered software for certification, inspection, and compliance workflows. You will work directly with customer operations and the founders to turn real-world challenges into production-ready systems that improve how this work gets done. What You'll Do Embed with customer teams to understand how...

We are partnering with a fast-growing, AI software business in London that is looking to hire multiple Forward Deployed Engineers as it continues to scale its engineering team. This is an opportunity for a strong full-stack engineer who wants more ownership than a traditional software engineering role. You will work directly with customers, understand...

A Bit About Us At nudge we believe people need to be in control of their finances. nudge puts you in control of your money. Combining behavioural psychology, data, and personalised education, our financial wellness benefit empowers people to develop their financial skills and knowledge. Job Title: Senior Software Engineer Location: London Victoria,...

Augur transforms legacy sensor systems into real-time operational intelligence. We help organisations act before threats escalates – not after damage is done. Everything we build is privacy-first by design.Our platform connects to existing cameras and sensors to detect threats, retrace events, and surface real-time insights – all without replacing a...

Senior Software Engineer - AI Start-up - London - In-Office - Up to £200k Base + Equity We’re supporting a category‑leading AI organisation building next‑generation conversational agents used by major global brands. Their platform powers intelligent, human‑like interactions across chat, email and voice, resolving millions of customer queries in real...

Location: Central London (on site)Experience: 2+ years## About FundflowFundflow 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...

Full Stack AI Engineer (Contract) MUST HAVE: SC Clearance £500 - £550 Per Day Outside IR35 Immediate Start Fully Remote The Company They are a specialist technology organisation delivering AI, software engineering, and data solutions within secure and complex environments. Their work focuses on solving challenging technical problems using modern machine...

Clear Street is seeking a Senior Software Engineer for its Payments team to scale and modernise our global payments infrastructure, building reliable API-driven systems that integrate with banks and gateways and support expansion into new lines of business.You will collaborate with product, design, operations and backend engineers to deliver high-quality...

Marsh are looking for an experienced Senior Software Engineer who is ready to make an immediate impact. This is a hands-on role for someone who can hit the ground running, work independently, and contribute to the design, development, and support of scalable applications. The successful candidate will bring strong expertise in TypeScript, JavaScript, and...