full-stack developer jobs in London

At Open, we exist because we believe that insurance does not have to be seen as complicated or costly. We're an AI-powered platform transforming insurance globally — making it more transparent, cost-effective, and customer friendly. Since launching in 2016, we've grown into a certified B Corporation, operating across ANZ and the UK, and building modern...

**About The Role** PwC is seeking a developer to join our Threat Intelligence practice, building the bespoke platforms and automation that underpin our global intelligence capability. Our Threat Intelligence team delivers research‑driven, actionable intelligence to public and private sector organisations worldwide. We track emerging intrusion...

Our client is a leading global investment bank.JOB DESCRIPTION Are you a software engineer who thrives at the intersection of technical delivery and application ownership? We build technology that powers one of the world's most trusted financial institutions — and we're looking for engineers who take pride in both the quality of their code and the...

**Build the technology behind the teams transforming construction** At XYZ Reality, we’ve created the world’s first engineering-grade Augmented Reality solution for construction. Our product, The Atom, is used on major projects worldwide to bring designs to life on-site and help teams build more accurately, efficiently and with fewer mistakes. As a...

**Full-Stack Product Engineer (Agentic AI & Live Operations)** **Real-Time Operational Automation / Aviation & Logistics Tech** **Agile Venture-Backed Startup** **Up to £100,000 + benefits** **The Company** • Builds the algorithmic brain for real-time operations in critical infrastructure and aviation. • Replaces static spreadsheets, radio...

We are expanding our engineering team to boost our development capacity and take our product to the next level. As a Senior Full Stack Engineer, you’ll play a central role in shaping the technical direction of our platform, building high-quality features, influencing system architecture, and ensuring we deliver a product that’s efficient, robust, and a...

Join to apply for the Senior Product Engineer role at Dex1 week ago Be among the first 25 applicantsJoin to apply for the Senior Product Engineer role at DexThis range is provided by Dex. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.Operations at Dex | Helping Find Work You'll LoveThis role is with...

Practice Group / Department: Legal Innovation, Design & Technology - London Job Description Norton Rose Fulbright is a global law firm with more than 3,000 lawyers advising clients across locations in the United States, Europe, Canada, Latin America, Asia, Australia, Africa and the Middle East. We provide a full scope of legal services to the world’s...

Hey! We're team Granola 👋If you haven't already, you should check out what we're building, and why you should work here.OverviewWe’re looking for an engineer who loves building products in a fast-paced, iterative environment.In this role, you will come up with new ways to unlock value for our users using LLMs and enhance the quality and performance of...

We are hiring for **Full Stack Developer (Python/React/Flask) (Public Sector/Civic Tech)** **Location: Hybrid London Or Croydon** - Strong expertise in Back End development using Python and the Flask web framework. - Should have expertise in full-stack web application development and Hands-on Front End development experience using JavaScript and React. -...

As the world's first intelligent communication platform, Firstup meaningfully engages employees at every moment from hire to retire, and delivers engagement insights to help companies support, promote and retain their talent. Now we need your help. We're looking for a Senior Full Stack Engineer who thrives at the intersection of craft and scale. You'll set...

Full Stack Engineer Contract |  6 months+  |  UK hybrid  |  DV Cleared  Morela is proud to be supporting a sovereign AI business whose software has to run where most software cannot: offline, locked down, and under real scrutiny. Their platform is an AI operating system built for exactly those conditions. They are well funded, growing quickly, and...

Job OverviewRole: AI Full Stack Engineer (AI & ML Engineer)Location: Fenchurch Street, LondonDuration: Oct 12, 2026 - Dec 15, 2026 (9 Weeks, 2 Days)Hours: 40 hours/weekRate: 291 PAYE / 388 UmbrellaCore Technical StackProgramming & APIs: Python, RESTful API development, JSON Schema, Pydantic.AI & LLMs: Gemini, OpenAI, Claude.Frameworks & Orchestration: Google...

Blue Light Card. Individually great, together unstoppableThe Role and the TeamAt Blue Light Card, we’re on a mission to support our millions of members with meaningful digital experiences.We have recently undertaken a replatforming transformation, setting the foundations to tackle exciting greenfield projects and further enhance the experience for our...

At CPC Systems, our vision is to be “the best at delivering safe, high-performing infrastructure”.Our people are dedicated to meeting our clients’ needs, unified by a core set of values and behaviours that bring the right knowledge, experience and a fresh approach to unlocking every project’s full potential. We build software to be used in control...

The TP ICAP Group is a world leading provider of market infrastructure.Our purpose is to provide clients with access to global financial and commodities markets, improving price discovery, liquidity, and distribution of data, through responsible and innovative solutions.Through our people and technology, we connect clients to superior liquidity and data...

Full Stack Engineer – Generative AIAbout the OpportunityA leading technology-focused organisation is seeking a talented Full Stack Engineer to help design, build and scale innovative Generative AI solutions. This is an exciting opportunity to work on cutting-edge AI applications, contribute to production-grade platforms and collaborate with skilled...

This role is with one of Dex's trusted partner companies. We work closely with their teams to truly understand their culture, goals, and what they're looking for, so we can match you with the right opportunity and give you context about the role before you commit to a process. If you're interested sign up to Dex to apply. Dex is an AI recruiter agent that...

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...

**Senior Backend Engineer – 6 Month Contract** **£550 per day | Outside IR35 | 6 months | Fully Remote (UK)** We’re working with a large, established organisation looking for a **Senior Backend / Full Stack Engineer** to join their engineering team on an initial 6-month contract. This is a **backend-led role** , suited to an experienced engineer who...