full stack javascript engineer jobs in London

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...

Senior Full Stack Engineer - Technologist Senior Full Stack Engineer / Developer (TypeScript Elixir AWS) London / WFH to £100k Do you enjoy problem solving and working with a range of technologies including functional programming languages such as Elixir, using the right tool for the job? You could be progressing your career in a senior, hands‑on Full...

This cybersecurity startup is building AI-powered threat detection that actually works. While legacy security tools drown analysts in false positives, their platform uses machine learning to identify real threats with precision — from insider threats to zero-day exploits to nation-state attacks. Their customers include FTSE 100 companies and critical...

Fantastic opportunity to join a world class business. Job Title: Senior Full-Stack Engineer Location: UK-London Overview: The team builds data-driven products that directly drive revenue growth by transforming how our commercial and customer-facing teams operate. We create innovative data and software tools that sales, account management, and customer...

About usAt Urban Jungle, we’re making insurance fair - to people, planet and wallets. We're one of the fastest-growing businesses in the UK, working to fix one of the biggest industries in the world.We put customers at the heart of everything we do, using data and technology to make insurance simple, flexible, and affordable.We care about our impact on the...

About usEncord is the universal data layer for AI that helps 300+ AI teams train and run models on the right data. Our platform indexes, curates, annotates, and evaluates data across the full AI lifecycle, from development through production.Trusted by Woven by Toyota, AXA, UiPath, Zipline, and more. We're an ambitious team of 100+ working at the frontier of...

Job Description Full Stack Engineer London N1 – Full Time – Hybrid – Salary Dependent on Experience Ready to revolutionize global logistics? Join Reelables and help us transform how the world tracks packages. We’re pioneering paper-thin smart shipping labels using Bluetooth and 5G to track millions of packages globally — and we’re building the...

Senior Software Engineer (Full Stack) at Retail Insight Are you passionate about building cutting‑edge software solutions that make a real impact? At Retail Insight, we’re on a mission to transform retail analytics through innovative technology—and we’re looking for a talented Full Stack Software Engineer to join our dynamic team. What You’ll...

At 🟣 Purple Dot , our vision for e-commerce is simple: Everything that gets made, gets sold.Nearly 1 in 4 products is never sold - leading to major losses and massive waste within the industry. We believe this problem exists because of lack of control and flexibility over when brands can sell - with long, fixed timelines where brands have to wait until...

Founded in Switzerland in 1968, Zühlke is owned by its partners and located across Europe and Asia. We are a global transformation partner, with engineering and innovation in our DNA. We're trusted to help clients envision and build their businesses for the future – to run smarter today while adapting for tomorrow’s markets, customers, and communities....

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...

About Portal BiotechPortal Biotech has built the world's only platform capable of sequencing full-length proteins at the single-molecule level. Using our nanopore technology, we read intact proteins of any size, capturing both sequence and post-translational modifications in a way no other system can. This opens up entirely new ways to understand protein...

Broadridge Financial Solutions in London is seeking a Senior Full Stack Developer to join the AI Enablement Team. You will design and implement AI-enabled platform capabilities with a focus on GenAI projects, leading code quality and collaborating across cross-functional teams.The role requires strong Python and ReactJS skills, Java Spring experience, and a...

Are you passionate about driving innovative solutions in web development?Do you thrive on transforming complex requirements into seamless, user-friendly applications?About Team:Our dynamic Agile team is at the forefront of developing cutting-edge technology for the future of peer review in scientific discovery. We are creating an innovative peer review...

At Ripple, we’re building a world where value moves like information does today. It’s big, it’s bold, and we’re already doing it. Through our crypto solutions for financial institutions, businesses, governments and developers, we are improving the global financial system and creating greater economic fairness and opportunity for more people, in more...

DescriptionA Software Engineer (TypeScript) in UNiDAYS is a hands-on software development role focused on building innovative solutions to delight our members and drive product success in a fast-paced company.It’s more than just lines of code; we are looking for a commercially-minded TypeScript Engineer who can bridge the gap between user needs and...

S64 is a leading global alternative investments technology and manufacturing solutions partner to the wealth management industry, headquartered in London with a global footprint. We are seeking a Full Stack Software Developer with strong React experience to join our technology team in London and advance our web-based private equity management platform.You'll...

Project description As a Senior-Level UI Engineer, you'll work with senior engineers to build and maintain modern frontend applications in a fast-paced Agile team. This is a hands-on role focused on developing responsive UI solutions, integrating with backend services (including Loan IQ), and leveraging AI-assisted development tools to accelerate learning,...

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...

ABOUT LENDABLELendable is on a mission to build the world's best technology to help people get credit and save money. We're building one of the world’s leading fintech companies and are off to a strong start:One of the UK’s newest unicorns with a team of just over 700 peopleAmong the fastest-growing tech companies in the UKProfitable since 2017Backed by...