GenAI-Focused Full Stack Engineer (Early-Stage, London)

Company IconJack & Jill
Location IconLondon

Jack & Jill, a Tier 1 investor-backed startup, is seeking a Full Stack Engineer in London. This role offers a ground-floor opportunity to contribute to a generational product aimed at accelerating GenAI adoption through innovative frameworks....Read More>>.

Posted: June 6th, 2026
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Senior Full-Stack JS Engineer — Security‑First, Flexible

Company IconNCC Group plc
Location IconManchester

NCC Group plc is seeking a Senior Software Developer to design and maintain secure and high-quality applications for our ITSM platform (ServiceNow). This role involves full-stack JavaScript expertise in a cybersecurity-focused environment.T...Read More>>.

Posted: June 6th, 2026
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Full-Stack Engineer - AI-Powered Debt Markets Platform

Company Icon9fin
Location IconLondon

A leading AI platform for debt markets is seeking a Backend Engineer to develop systems and functionality for their platform using Python. The role involves collaborating with cross-functional teams to design and implement software that delivers valu...Read More>>.

Posted: June 6th, 2026
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Full-Stack Engineer — Remote UK (SC Clearance Eligible)

Company IconStealth iT Consulting
Location IconLondon

Stealth iT Consulting is hiring for multiple Full Stack Engineer positions, primarily remote with occasional attendance at the London office. The role involves designing and deploying complex systems, collaborating closely with clients, and mentoring...Read More>>.

Posted: June 6th, 2026
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Hybrid Full-Stack Engineer - Build Next-Gen Banking Tech

Company IconThought Machine
Location IconLondon

A leading fintech company in London is seeking a skilled Software Engineer to design and implement modern banking solutions. You will work on the full stack, developing both backend services and frontend applications. The ideal candidate has extensiv...Read More>>.

Posted: June 6th, 2026
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Senior Fullstack Engineer - Vendor Risk Platform (Remote)

Company IconVanta
Location IconLondon

A leading technology company in Greater London is seeking a Senior Software Engineer to lead complex projects and contribute to the engineering culture. The ideal candidate will have over 7 years of full-stack experience with a focus on backend syste...Read More>>.

Posted: June 6th, 2026
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Agent-Powered Full-Stack Engineer for AI Brand Platforms

Company IconHotspex
Location IconLondon

A technology consulting firm in Greater London is seeking a Full Stack Engineer to build advanced AI products. This role involves developing autonomous systems for major brands and seeing your work in action quickly. Ideal candidates are skilled in R...Read More>>.

Posted: June 6th, 2026
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Founding Full-Stack Engineer, AI Cyberdefense

Company IconAsymmetric Security
Location IconLondon

Asymmetric Security is seeking a Founding Engineer to help scale our AI-native Digital Forensics and Incident Response platform. In this role, you will build and maintain a cloud-native SaaS platform that automates incident investigations and enha...Read More>>.

Posted: June 6th, 2026
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Hybrid Full-Stack Engineer (Mid‑Senior, Part‑Time)

Company IconAnnapurna
Location Icon

A professional services firm in the United Kingdom is seeking a Software Engineer to join their growing team. In this role, you will design and develop software solutions, translating business needs into technical requirements. Ideal candidates have...Read More>>.

Posted: June 6th, 2026
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AI Research Platform Engineer – Full‑Stack & Cloud (Hybrid)

Company IconExperis UK
Location IconCambridge

Experis UK is seeking a Software Engineer for an AI Research Platform in Cambridge. This hands-on role involves building and maintaining backend services, developing frontend features, and managing cloud infrastructure. Ideal candidates have strong e...Read More>>.

Posted: June 6th, 2026
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Mid-Level Full-Stack Engineer — Green Tech, Dog-Friendly

Company IconOctopus Group
Location Icon

Octopus Group is seeking a mid-level Full Stack Software Engineer to join their product and engineering team. This role involves building the systems that underpin our electric car leasing revolution, utilizing a tech stack that includes Python, R...Read More>>.

Posted: June 6th, 2026
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Senior Full-Stack Engineer (Python/JS) — Edinburgh, Hybrid

Company IconInnovid
Location IconCity of Edinburgh

Innovid is seeking an experienced mid-level/senior Full Stack Software Developer based in Edinburgh. You will work collaboratively within a talented team, contributing to all stages of the software development lifecycle while embracing innovation....Read More>>.

Posted: June 6th, 2026
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AI-Driven Full-Stack Engineer — Equity, London

Company IconJack & Jill
Location IconLondon

Jack & Jill is seeking a Full-Stack Engineer to architect and scale the Python/FastAPI backend for AI-driven real estate technology. You will work in a high-intensity culture backed by Entrepreneurs First and top-tier VCs.The ideal candidat...Read More>>.

Posted: June 6th, 2026
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Full‑Stack Software Engineer: AI, Cloud & Robotics

Company IconVertu Motors plc
Location IconGateshead

Vertu Motors plc in Gateshead is looking for experienced Software Engineers for a hybrid role that involves development across multiple languages and platforms. You will contribute to the full stack, working on backend services in Go and C#, as we...Read More>>.

Posted: June 6th, 2026
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Shopify Full-Stack Engineer (Hybrid, Flexible Hours)

Company IconRainy City Agency - Shopify Platinum Partner
Location IconLeigh

Rainy City Agency, a Shopify Platinum Partner in Leigh, is seeking a skilled developer to create and maintain custom Shopify themes and apps. The role involves collaborating with designers, optimizing server-side logic using Node.js, and integrating...Read More>>.

Posted: June 6th, 2026
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Senior Full-Stack Engineer for AI Inference Platform

Company IconCohere
Location IconLondon

A technology company in the UK is seeking a Senior Software Engineer to improve platform systems and add features to their innovative AI products. The ideal candidate has over 5 years of experience writing clean backend code and has worked with payme...Read More>>.

Posted: June 6th, 2026
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Full-Stack Product Engineer — AI Inspections Platform

Company IconDenu Recruit
Location IconLondon

A VC-backed startup in the UK is looking for a full-stack developer to help modernize a large industry through AI. You will build features using TypeScript, Next.js, and NestJS while having a high degree of ownership from day one. The ideal candidate...Read More>>.

Posted: June 6th, 2026
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Hybrid Full Stack Engineer: AI, Azure & FinTech

Company IconAimtech Recruitment
Location IconLondon

Aimtech Recruitment is seeking a Full Stack Developer in Greater London to design and develop scalable applications for a Financial Services client. This hybrid role demands expertise in C#, ASP.NET Core, Python, and experience with integrating AI so...Read More>>.

Posted: June 6th, 2026
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Full-Stack Node.js/TypeScript Engineer: Engine Room Platform

Company IconRex Technologies GmbH
Location IconLondon

A global financial services provider in Greater London is looking for a Full Stack Developer to join their Enterprise Technology team. This position involves designing and maintaining NodeJS/Typescript solutions for a modern platform while collaborat...Read More>>.

Posted: June 6th, 2026
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Full-Stack Engineer: Build Scalable Backends & AI Frontends

Company IconArrows
Location IconLondon

Arrows is seeking top-tier engineers to help build both the front-end and back-end of its products in London. You will architect scalable backend solutions and collaborate on a user-friendly React-based front-end.The ideal candidate excels...Read More>>.

Posted: June 6th, 2026
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Senior Full Stack Engineer - Remote-First, Global Scale

Company IconHumand Talent
Location IconOxford

A leading technology firm is seeking a Senior Full Stack Engineer in Oxford to join a globally used, consumer-facing platform. This remote-first position requires strong backend skills with the opportunity to shape product direction and ownership of...Read More>>.

Posted: June 6th, 2026
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Full Stack Engineer: AI HealthTech | London | Unlimited PTO

Company IconMAGIC
Location IconLondon

A dynamic fitness technology company based in London is looking for a Full Stack Software Engineer to play a crucial role in building cutting-edge technology for personalized fitness coaching. You’ll be part of a small engineering team focused on c...Read More>>.

Posted: June 6th, 2026
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C# .NET Core Full-Stack Engineer | AWS & Microservices

Company IconClient Server
Location IconSt Albans

A technology-driven trading company in St Albans is seeking a skilled C# Developer to join their Agile development team. In this senior role, you'll work on enhancing complex payment and client systems within a microservices architecture. The positio...Read More>>.

Posted: June 6th, 2026
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Full-Stack Software Engineer – AI-Driven Platform

Company IconWorldover Ltd
Location IconLondon

Worldover Ltd is seeking a Software Engineer to build high-quality, scalable software for the chemical industry. Located in Greater London, the role involves developing backend services using AWS and Typescript, along with frontend features using Rea...Read More>>.

Posted: June 6th, 2026
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Fullstack Engineer: Build Scalable SaaS for People Ops

Company IconZelt
Location IconLondon

Zelt is seeking a Fullstack Engineer to help build features end-to-end across their innovative platform. You'll work closely with senior team members to ensure high-quality code and scalable product development.This role allows you to have...Read More>>.

Posted: June 6th, 2026
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Full-Stack Software Engineer, Fusion Platform (AWS)

Company IconTP ICAP Group
Location IconLondon

A global market infrastructure provider is looking for a Software Engineer to join a new team focused on building the next generation Fusion Platform in collaboration with AWS. This role involves technical contributions across various disciplines inc...Read More>>.

Posted: June 6th, 2026
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Full-Stack Engineer — Build Trading Systems, Early Impact

Company IconSeaport Global Holdings LLC
Location IconLondon

A growing financial technology firm in the United Kingdom is looking for a Full-Stack Engineer to develop key components of their trading system. Ideal candidates will have a background in Computer Science or similar fields and proven coding experien...Read More>>.

Posted: June 6th, 2026
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Full-Stack Engineer: Build AI-Driven FinTech Platforms

Company IconIntropic
Location IconLondon

A financial intelligence startup in London is seeking a versatile full-stack developer to join their growing team. You will work on a mix of backend services in Python and user-facing applications using React and TypeScript. The role involves cloud-n...Read More>>.

Posted: June 6th, 2026
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Senior Full-Stack JS Engineer — Security‑First Dev

Company IconNCC Group plc
Location IconCheltenham

NCC Group plc is hiring a Senior Software Developer based in Cheltenham. The successful candidate will work primarily on developing secure and scalable applications for our ITSM platform, ServiceNow. The role involves close collaboration with vari...Read More>>.

Posted: June 6th, 2026
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Full-Stack Software Engineer – AI-Driven Asset Management

Company IconJLL
Location IconBristol

JLL is looking for a Software Engineer in Bristol to contribute to innovative solutions for commercial real estate asset management. The ideal candidate will have a STEM degree and at least 3 years of experience in software engineering, with strong s...Read More>>.

Posted: June 6th, 2026
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.NET Developer - Remote, AI-Driven Modern Stack

Company IconNoir
Location IconWorcester

A leading technology company, located in Worcester, UK, is seeking a .NET Developer to develop revolutionary software solutions. The role requires strong skills in .NET, .NET Core, C#, and Azure SQL, with training available for the latest frameworks...Read More>>.

Posted: June 6th, 2026
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Fullstack Engineer — Build Scalable Apps (Remote)

Company IconFramework Ventures
Location Icon

Framework Ventures is seeking a Software Engineer to play a crucial role in enhancing user experience on dune.com through innovative features in both front-end and back-end development. You will work with TypeScript, React, and Node.js among other te...Read More>>.

Posted: June 6th, 2026
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AI‑Empowered Full‑Stack Engineer: Laravel + Vue

Company IconCoComply
Location IconAlderley Edge

CoComply is looking for a Full Stack Engineer to join their founding engineering team in Alderley Edge, United Kingdom. The ideal candidate will have extensive experience with PHP/Laravel, Vue.js, and AI coding tools. Responsibilities include develop...Read More>>.

Posted: June 6th, 2026
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Senior Software Engineer, Full Stack - AI

Company IconFitch Ratings
Location IconLondon

Senior Software Engineer, Full Stack - AIFitch Group is currently seeking a Senior Software Engineer, Full Stack-AI based out of our London or Manchester office.Fitch Group Technology has a number...Read More>>.

Posted: June 6th, 2026
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Lead Full-Stack Engineer | Hybrid, Mentorship & Impact

Company IconThe Big Phone Store
Location IconWolverhampton

The Big Phone Store in Wolverhampton is seeking a passionate Lead Developer to mentor a growing tech team and guide projects that support sustainability. The position involves both leadership and hands-on coding to shape the technical direction of...Read More>>.

Posted: June 6th, 2026
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Full-Stack Engineer (AI-Native)

Company IconDelli Market Gift Card
Location IconLondon

About DELLI DELLI exists to empower the independent economy, the makers, creators, and producers whose craft shapes the way the world tastes, feels, and connects. We imagine a world where every maker has a companion; a quiet, intellige...Read More>>.

Posted: June 6th, 2026
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Full-Stack Engineer: TypeScript/Next.js & Go/Python (On-site)

Company IconRenesas Electronics
Location IconCambridge

A technology company is seeking a Full-Stack Engineer to work on Octopart.com based in Cambridge. The role involves designing user interfaces and developing backend services using technologies like TypeScript and Node.JS. Candidates should have at le...Read More>>.

Posted: June 6th, 2026
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Full Stack Engineer - Hybrid, Shape Core Platform, 20% Bonus

Company IconLDMS
Location IconCardiff

A leading fintech company based in Cardiff is seeking a Full Stack Engineer to develop shared components and architecture used across all product teams. This role offers the opportunity to influence software development practices while working on gre...Read More>>.

Posted: June 6th, 2026
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Cloud Full-Stack Engineer — AWS + DevSecOps

Company IconPacific Asset Management, LLC
Location IconLondon

Pacific Asset Management, LLC is hiring a Cloud Developer to design and deliver secure cloud-hosted applications. The role emphasizes hands-on development with AWS, requiring 5-10 years of cloud experience, primarily with Python and .NET.Ke...Read More>>.

Posted: June 6th, 2026
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Senior Full-Stack Python Engineer - Commodities & Finance

Company IconVerition Group LLC
Location IconLondon

Verition Group LLC is seeking an experienced software developer in Greater London with over 6 years in full stack development. The ideal candidate will demonstrate proficiency in server-side Python programming and data analysis using libraries like P...Read More>>.

Posted: June 6th, 2026
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Full-Stack Software Engineer — AWS Fusion Platform, London

Company IconTP ICAP
Location IconLondon

A leading market infrastructure provider in London is seeking a Software Engineer to join a new team working with AWS to build the next generation of the Fusion Platform. This role involves supporting technical delivery across disciplines such as dev...Read More>>.

Posted: June 6th, 2026
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FullStack Solution Architect (Exp in RFP/RFI) - London, UK - Fulltime - Hybrid

Company IconCAPGEMINI
Location IconLondon

Job Role FullStack Solution Architect Location London, UK Overview We are seeking experienced FullStack Solution Architect with strong expertise in the Banking domain. The role will...Read More>>.

Posted: June 6th, 2026
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Founding Full-Stack Product Engineer | Remote + Equity

Company IconTech Talent Network
Location IconLondon

Tech Talent Network in Greater London seeks a Founding Product Engineer to join a YC-backed startup. In this role, you will build and scale full stack TypeScript applications, collaborating directly with founders and cross-functional teams. Ideal can...Read More>>.

Posted: June 6th, 2026
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Junior Java Full Stack-Associate Consultant

Company IconCapgemini Invent
Location IconLondon

Role Details Global Grade - A At Capgemini Invent, we believe difference drives change. As inventive transformation consultants, we blend our strategic, creative and scientific capabilities, collaborating closely with cli...Read More>>.

Posted: June 6th, 2026
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Founding Enterprise Account Executive (Europe)

Company IconSift Stack, Inc.
Location IconLondon

Sift is building the infrastructure that modern engineering teams rely on to design, test, and operate complex machines. Our platform provides real-time observability for high-frequency telemetry, enabling engineers to debug complex syst...Read More>>.

Posted: June 6th, 2026
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Full Stack AI Engineer

Company IconFactor
Location IconBelfast

With a legacy as a pioneer in the ALSP market, Factor leads the next evolution in legal services through AI-integrated contracting.Factor is the market leader in Integrated Law, combining the expertise of Traditional Law, the efficiency...Read More>>.

Posted: June 7th, 2026
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Principal Full-Stack TypeScript Engineer — Lead Platform

Company IconClient Server Ltd.
Location IconLondon

Client Server Ltd. is seeking a Principal Software Engineer to lead technical transformations and mentor engineering teams. This role offers a competitive salary of up to £110k, alongside numerous benefits including 25 days holiday and an onsite...Read More>>.

Posted: June 8th, 2026
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Senior Full-Stack Dev: React & .NET, Cloud-Native

Company IconAdecco
Location IconLondon

Adecco is looking for a Senior Full Stack Developer in London to join a dynamic team for a 12-month contract. The role involves creating and maintaining full stack applications using React JS and C#.NET Core, while collaborating closely with busin...Read More>>.

Posted: June 8th, 2026
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Full-Stack Product Engineer for AI Tooling & Data Pipelines

Company IconEncord
Location IconLondon

Encord is seeking a Product Engineer to own features end-to-end, from API design and backend systems to UI development. The role emphasizes technical excellence and the impact on clients.Ideal candidates will have strong full-stack engineer...Read More>>.

Posted: June 8th, 2026
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