full-stack developer jobs in London

A tech-driven company in London is looking for a Full-Stack Engineer to help build a new platform focused on AI agent costs and margins. You will have full technical ownership of the architecture while collaborating with experienced founders. Ideal candidates should have 3+ years of experience in backend systems, be fluent in Python or TypeScript, and have a...

FULL STACK Engineer (Next.js / React)- TOP SaaS Company! High-Growth SaaS | Build Elegant, User-First ProductsPolite Note: no visa sponsorships or transfers on offer as this company does NOT have a license. In partnership with Robert Half Limited.You can get further details about the nature of this opening, and what is expected from applicants, by reading...

The role This company builds an AI data-integration and analysis platform. They automate document processing and natural-language data retrieval for enterprise customers. Think highly sensitive financial environments, where SOC 2, ISO 27001, and GDPR are non-negotiable. They've secured significant funding from leading investors and are scaling rapidly....

Tech: Javascript, TypeScript, MongoDB, Angular, HTML5, CSS, BootstrapChallenge: Greenfield Trading platform, API development, industry specific challengesFirm: Well-known Fintech Trading Platform Vendor, City of London, 30 man flat global Dev TeamPay: 80k, Bonus- 750 training budget, Unlimited holiday, Pension, Life / Health, Some Flex WorkingJunior Full...

Our client is a global financial services and investment company.Do you have the right skills and experience for this role Read on to find out, and make your application.We're seeking a future team member for the role of Senior Vice President , Full Stack Engineer to join our team. This role is located in London .In this role, you'll make an impact in the...

Fitch Group is seeking a Senior Software Engineer for Ratings Technology in London. You will design and deliver robust full‑stack applications using Java/Springboot, C#/.NET, Python and React, shaping technical architecture and product direction for analysts worldwide.The role offers hybrid work in premier offices, with opportunities to drive AI-enabled...

Dex is building an AI data-integration and analysis platform focused on enterprise-grade security and scalable architecture. This is a true full-stack role responsible for end-to-end product delivery from frontend to backend and cloud deployment.You will own design and shipping across the stack, collaborate with founders, product, and design on high-impact...

ThisThat is hiring a Senior Full-Stack Product Engineer in London (Shoreditch). You will own and drive major domains in a growing product platform, building across four key products including an internal survey platform, a scale-ready SaaS product, an intuitive survey interface, and a client platform powered by AI agents.We value autonomy, curiosity, and a...

Junior C# Full Stack Software Engineer – Fintech50,000 plus BensRemote WorkingQuant Capital is urgently looking for a Junior C# Full Stack Developer to join our high profile client.Want to apply Read all the information about this position below, then hit the apply button.My Client is a well known global (yet not too corporate) financial software (fintech)...

I'm recruiting on behalf of a YC-backed healthcare data startup, building a unified knowledge graph of 9 million+ US healthcare professionals. Powered by AI agents, their platform lets pharma Medical Affairs and MSL teams identify, understand and engage the medical experts who matter most to them. They're a fast-moving team of 6 delivering mission-critical...

About StripeStripe is a financial infrastructure platform for businesses. Millions of companies—from the world’s largest enterprises to the most ambitious startups—use Stripe to accept payments, grow their revenue, and accelerate new business opportunities.Who we areAbout StripeStripe is a financial infrastructure platform for businesses. Millions of...

Senior Full Stack Software Engineer £100,000–£110,000 + benefits UK-based | Hybrid – London 2 days per week Certus Recruitment is working with an ambitious UK fintech building a regulated stablecoin and digital payments platform. We are looking for a Senior Software Engineer to join at an early stage and help build the application, financial...

Our client is a global financial services and investment company.We're seeking a future team member for the role of Senior Vice President, Full-Stack Engineer to join our team. This role is located in London or New York. In this role, you'll make an impact in the following ways: Design, build and deliver enterprise-grade AI-driven solutions, including...

Netcompany is a leading technology consultancy delivering innovative software solutions across public and private sectors in the UK. This role involves hands-on coding, full life cycle delivery, and collaboration across design, development, and client teams.You will work with Scala, Java, .NET/C#, and modern stacks to deliver high-quality end products and...

About usFounded in 2017, Wayve is the leading developer of Embodied AI technology. Our advanced AI software and foundation models enable vehicles to perceive, understand, and navigate any complex environment, enhancing the usability and safety of automated driving systems.Our vision is to create autonomy that propels the world forward. Our intelligent,...

Our client is a global financial services and investment company.All the relevant skills, qualifications and experience that a successful applicant will need are listed in the following description.We're seeking a future team member for the role of Java Full Stack Engineer with AI-driven development exposure to join our Conventional Trust Platform team. This...

About Five Rings Five Rings is a proprietary trading firm founded with a vision of combining strategy, innovation and technology to succeed in today’s global markets. With offices in New York, Boca Raton, London and Amsterdam, Five Rings trades in various domestic and international markets, both established and esoteric. Our team constantly seeks new...

🚀 **Senior Full Stack Engineer – Java/Kotlin&React** 📍 **London | Hybrid** 🏦 **Tier 1 Investment Bank | Prime Finance** We are partnering with a **Tier 1 investment bank** on a major, multi-year transformation of its **Prime Finance Equities platform** . The **Equity Accelerator** programme is re-engineering core trading and post-trade...

Robusta is seeking a full-stack product engineer to own features from spec to production. You’ll ship front-end heavy surfaces and also handle backend and integrations where needed, ensuring a tight feedback loop with users.You’ll build interfaces where reviewers interact with model-driven decisions, integrate AI capabilities into critical workflows, and...

commercetools is looking for a hands-on AI engineer who owns end-to-end AI capabilities—from data and context, through agent orchestration, to the generative UI a user sees and trusts. You’ve shipped and operated full-stack apps in production, so backend, frontend, data, and ML aren’t four teams you coordinate with; they’re four things you do.You...