full-stack web developer jobs in London

We are a scaling fintech redefining how people interact with financial products. My client platform processes millions of transactions and serves a growing customer base across multiple markets and as they expand, they need engineers who are ready to grow with them. This is a hands on full stack role at the heart of the product engineering team. You will...

This is a hybrid role requiring 3 days per week in their London office. La Fosse are partnering with one of the UK's largest specialist pensions insurer's, who are in the market for an excellent Principal Level Software Engineer, skilled in Python AND React, to join their business engineering development team. Key Requirements: Python React Excellent...

About JuniorJunior is building the AI operating system for investment research. Our software helps private equity firms, consultants and financial institutions complete high-stakes research workflows dramatically faster - from diligence and memo writing to market mapping, research synthesis and strategic analysis.We're trusted by several of the world's top...

We're not building AI tools. We're rebuilding how the world's largest organisations operate. Conquer AI designs and deploys agentic AI systems inside FTSE 100, FTSE 250, and Fortune 500 businesses. These are production systems, embedded into critical workflows, driving real revenue, reducing real cost, changing how decisions get made at scale. We're hiring...

Job DescriptionBNY | Wealth Services Platform, a business unit within BNY, is a leading provider of financial business solutions for Wealth Managers / RIAs. We offer industry-leading custody, advisory, portfolio management, trading and banking services as a white labeled software platform for our clients to serve their clients. Our commitment to excellence...

Our Global Structure the company is now part of DoorDash, bringing together teams with even greater reach, scale, and ambition. Depending on your role, you may collaborate with teammates, systems, and leaders across DoorDash and Wolt. Together, we’re unlocking new possibilities as one global team. Staff Software EngineerJoin us in our mission to transform...

Scope is seeking a highly autonomous Full-Stack Engineer in London to build an AI-powered platform for industrial inspections. You’ll own frontend and backend, shipping end-to-end features using Typescript, NextJS, and NestJS, and you’ll work closely with enterprise users to shape the product.This early-stage role offers significant ownership, on-site...

We’re looking for a Lead Python Full-Stack Engineer (AI Integration) to join our team in the United Kingdom in a hybrid working mode. In this role, you will lead the design and delivery of enterprise-grade solutions, combining backend development, modern front-end capabilities and AI/ML integrations in a cloud-native environment. You will drive...

OverviewRole Summary: You'll be the full-stack owner of our app, web and backend systems, ensuring the platforms that support our games are reliable, scalable and easy to evolve. You'll work closely with our Senior Game Developer to build and maintain our app, game delivery website and backend integrations, while embedding AI-accelerated workflows to ship...

We are looking for top tier engineera to help us build both the front-end and back-end of our products at speed. You’ll be joining the most lean, talent-dense engineering team in London.What You’ll OwnScale the Foundations: Architect and build the core, scalable backend foundations from the ground up to support a massive global market.Human-Centric UI:...

Who We Are At Intropic, we’re building the future of financial intelligence, where deep market expertise meets the power of AI. Founded in London’s financial centre of Canary Wharf, we exist to transform complex data into clarity, precision, and action. Our culture is shaped by truth-seeking, velocity, and ownership, values that drive how we build,...

Shoreditch, London (Hybrid) Up to £70,000 About Swifty AI Swifty AI is a London-based conversational AI company building technology for the automotive industry. We record, analyse and act across every customer interaction handling inquiries, booking appointments, screening leads and resolving customer issues autonomously. Our agents already manage a...

About HASHHASH's open-source platform helps firms integrate both structured and unstructured information into knowledge graphs that support simulating, optimizing and automating processes. Our mission is to solve information failure, and help everybody make the right decisions. To that end, we're unapologetically excited. Actions speak louder than words, and...

Wheely is redefining premium transportation across major cities in Europe, the US, and the Middle East. We blend cutting-edge technology with the craft of five-star chauffeuring to deliver an experience trusted by more than 100,000 active riders and 1,200 corporate accounts. We’re a profitable, fast-growing scale-up with $43M raised and over $100M in...

We are focused on reinventing how people spend, save, invest, exchange, travel, and more. Our objective is to build tools that will help people get more from their money and and become an expert at ease. We believe AI will help make finance smart, assessible and safe. We are looking for the most talented and driven people we can find. We are looking for...

A leading technology consultancy in Greater London is seeking an experienced IT professional to support the full life cycle of software development, with opportunities for hands-on coding using technologies like Scala, Java, and .Net. Candidates should have at least 4 years in the IT industry, strong communication skills, and a willingness to travel across...

Job Reference: NJ0308Date Posted: 24 September 2026Recruiter: Nexus Jobs LimitedLocation: West LondonSalary: 55,000 to 60,000Sector: I.T. & CommunicationsJob Type: PermanentWork Hours: Full TimeContact: Jas GujralEmail: : Apply for this job nowJob DescriptionFull Stack Dot Net Software DeveloperOur Client is an established leader in the travel...

DescriptionCompany Jefferies, a global investment bank and securities firm, has served companies and their investors for over 60 years. Headquartered in New York City, with offices in more than 25 cities around the world, Jefferies provides clients with capital markets and financial advisory services, institutional brokerage, securities research and asset...

Our client’s Microsoft Business Solutions team is a Microsoft Gold Partner and leader in Microsoft software implementations for medium to large organisations, providing their clients with the ability to keep up with the ever-changing digital world by implementing Microsoft’s Enterprise Resource Planning (ERP) and Customer Engagement (CE) software from...

Starling is recruiting a Full Stack Engineer (ML Ops) in London to join our data-driven fintech teams. You will design and build scalable backend services in Java and robust frontends with React/Redux, deployed on AWS, with a strong focus on reliability and performance.This hybrid role values ownership, collaboration and practical problem solving. We offer a...