Fullstack Javascript Developer Jobs in UK

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Lead JavaScript & Node.js Applications Architect

A dynamic tech company in Cambridge is seeking a Software Engineer with strong JavaScript skills and experience in Node.js. The role involves adapting to new technologies and engaging with a diverse set of cutting-edge tools. Candidates should have several years of commercial experience and a strong academic bac ...

AI Trainer Advanced JavaScript Developers

The role We’re looking for JavaScript Developers to help train and evaluate cutting-edge AI models. If you have the necessary experience, we’ll send you an assessment to test your skills and suitability for AI tasks. If successful, you’ll be invited to join Prolific as a Domain Expert participant ...

Software Support Engineer UI / JavaScript

SaaS Software Support Engineer UI/JavaScript Interested in working with a global tech company who is continually voted as the best place to work. This market leader – whose innovative SaaS product is used by Fortune 500 companies around the world ...

Senior Software Engineer I (JavaScript))

## .**Senior Software Engineer I (JavaScript)****About the team:**ScienceDirect is the world's leading collection of science information on the web and Elsevier's flagship product. We are looking for talented engineers to contribute to a culture of technical excellence paired with strong collaboration and modern ...

Full Stack AWS & JavaScript Engineer

A leading technology company in the East Midlands is seeking an AWS & JavaScript Developer. The role involves designing, developing, and maintaining cloud-based applications, requiring both front-end and back-end development skills. Qualified candidates will have advanced JavaScript capability, experience with A ...

Full Stack AWS & JavaScript Engineer

A global technology company seeks an experienced AWS & JavaScript Developer to design and maintain cloud-based applications. The role involves building full-stack applications on AWS, implementing APIs using Node.js and modern JavaScript frameworks like React.js, and ensuring application performance and reliabil ...

Senior Software Engineer I (JavaScript)

Senior Software Engineer I (JavaScript) Ready to build intelligent, high‑impact applications that push the boundaries of modern JavaScript and AI tooling?Do you thrive in solving complex engineering challenges and shaping scalable, future‑ready solutions? About the team: ScienceDi ...

Senior Full Stack Engineer (Javascript)

At Atominvest, we build tools and software for the world’s best investors. Are you looking for an opportunity to be part of a high growth software business within the private equity & venture capital industry? Do you love to build high quality software and working with a dynamic te ...

Principal Full Stack JavaScript Engineer

Type: Full-time, PermanentLocation: UK-based (flexible home, office, or hybrid working) Office locations: Newcastle and LeedsHub locations: Edinburgh, Manchester, London About the role We’re growing our Engineering team to strengthen our a ...

Senior Full Stack Engineer (Javascript)

Atominvest At Atominvest, software powers leading investment firms across private equity, VC, infrastructure, credit, enabling them to manage and drive value across investing, fundraising, operations and sustainability. You’ll be working on the future of work, investments and sustainabili ...

Full Stack JavaScript Engineer (Vue)

Overview Client Delivery Lead at RedRock Resourcing. Experience in Vue is essential for the role, as is experience in relational databases such as PostgreSQL or MySQL . Qualifications Experience in Vue is essential Experience in relati ...

Senior Full Stack Engineer (Javascript)

Who is Atominvest Our software powers the world’s leading investment firms (across private equity, VC, infrastructure, credit etc.) enabling them to efficiently manage and drive value across their core business functions of investing, fundraising, operations and sustainability. </p ...

Lead JavaScript & Node.js Applications Architect

A dynamic tech company in Cambridge is seeking a Software Engineer with strong JavaScript skills and experience in Node.js. The role involves adapting to new technologies and engaging with a diverse set of cutting-edge tools. Candidates should have several years of commercial experience and a strong academic bac ...

AI Trainer Advanced JavaScript Developers

The role We’re looking for JavaScript Developers to help train and evaluate cutting-edge AI models. If you have the necessary experience, we’ll send you an assessment to test your skills and suitability for AI tasks. If successful, you’ll be invited to join Prolific as a Domain Expert participant ...

Senior React & JavaScript Tech Lead

JPMorgan Chase is looking for a Software Engineer to be a key part of the F&O Execution Technology team. This role demands at least 8 years in systems and technology, with significant JavaScript and TypeScript experience, particularly in React. You will guide technical teams, develop secure production code, and ...

Senior Software Engineer (C# / JavaScript)

Are you an experienced Software Engineer ready to take the lead on cutting-edge defence technology? Join a specialist engineering company based in Chertsey, delivering bespoke software and integrated systems for mission-critical military applications. ...

Software Engineer (Full stack Javascript)

What we do At Perlego, there are almost 100 of us working hard to make education accessible to all. We believe access to good quality affordable learning unlocks potential. Knowledge should be more accessible, not locked behind sky-high price tags. Over the past 7 years, our goal has been ...

Senior Software Engineer (C# / JavaScript)

Are you an experienced Software Engineer ready to take the lead on cutting-edge defence technology? Join a specialist engineering company based in Chertsey, delivering bespoke software and integrated systems for mission-critical military applications. ...

Software Support Engineer UI / JavaScript

SaaS Software Support Engineer UI/JavaScript Interested in working with a global tech company who is continually voted as the best place to work. This market leader – whose innovative SaaS product is used by Fortune 500 companies around the world ...

Senior Software Engineer (C# / JavaScript)

Senior Software Engineer Defence Technology | Chertsey, Surrey | Hybrid (2 days on-site) | Up to £80,000 + Package The Company A well-established, specialist defence and technology business based in Chertsey, Surrey. xkybehq Operating as a flat ...

PHP Developer Mid Senior

Senior PHP DeveloperSalary: £45,000 - £50,000Location: Barnsley/HybridBenefits/Perks: 31 days holiday | Paid Training | Free parkingThe OpportunityJoin a well-established, growing technology services company with a strong product suite and fantastic work culture.As a Senior PH ...

Full Stack Javascript Developer Central London (IT) in London Nexus Jobs Limited

Front-End and Back-End Development Position For the Back-End part of the position, you must have the following skills: Experience of Node JS or JAVA, PHP, Python - which are preferred - along with strong problem solving and Data Structure. Must have excellent knowledge of HTML5 ...

Full Stack Javascript Developer Central London (IT) in London Nexus Jobs Limited

Front-End and Back-End Development Position For the Back-End part of the position, you must have the following skills: Experience of Node JS or JAVA, PHP, Python - which are preferred - along with strong problem solving and Data Structure. Must have excellent knowledge of HTML5 ...

Senior Fullstack Engineer Admin/AI

🚀 Why Midnite?Midnite is a next-generation sports betting and gaming platform built for a new wave of players.We combine sharp product thinking, bold brand, and fast execution to create experiences that feel modern, intuitive, and built for how people actually play today. ...

Senior Fullstack Engineer Admin/AI

🚀 Why Midnite?Midnite is a next-generation sports betting and gaming platform built for a new wave of players.We combine sharp product thinking, bold brand, and fast execution to create experiences that feel modern, intuitive, and built for how people actually play today. ...

Senior Fullstack Engineer Admin/AI

The Role Title: Senior Fullstack Engineer (Admin & AI Enablement) Team: Admin & AI Enablement Location: Remote / London / Hybrid (TBD) Salary: £90,000 - £110,000 This role will be a key part of building Midnite's new internal back office platform and shaping how in ...

Fullstack Engineer | $55/hr Remote

Design, develop, and optimize scalable fullstack applications using React and modern backend technologies. Drive high-performance frontend development, focusing on state management and advanced UI/UX solutions. Architect secure authentication and API systems, ensuring robust data flo ...

Senior Fullstack Engineer Admin/AI

The Role Title: Senior Fullstack Engineer (Admin & AI Enablement) Team: Admin & AI Enablement Location: Remote / London / Hybrid (TBD) Salary: £90,000 - £110,000 This role will be a key part of building Midnite's new internal back office platform and shaping how in ...

Senior Fullstack Growth Engineer — Remote

Framework Ventures is seeking a Senior Software Engineer to join its Growth Product team. This fully remote role involves tackling complex problems that blend product thinking with engineering excellence. As a crucial member of the team, you will develop full-stack applications and collaborate across design, dat ...

Fullstack Engineer | $55/hr Remote

Design, develop, and optimize scalable fullstack applications using React and modern backend technologies. Drive high-performance frontend development, focusing on state management and advanced UI/UX solutions. Architect secure authentication and API systems, ensuring robust data flo ...

Senior Fullstack Growth Engineer — Remote

Framework Ventures is seeking a Senior Software Engineer to join its Growth Product team. This fully remote role involves tackling complex problems that blend product thinking with engineering excellence. As a crucial member of the team, you will develop full-stack applications and collaborate across design, dat ...

Senior Client Developer (Unity C#)

Direct message the job poster from Offroad Games Join Offroad Games, a fresh, London-based game studio founded by ex-Space Apes Games. We’re running two live games and tackling exciting technical challenges. You’ll be right in the action, working closely with the team on Chrome Valley Customs and Fastl ...

Software Engineer, Nifty Gateway (Fullstack)

Department : Nifty Gateway Nifty Gateway Studio brings together artists and their communities through NFTs. We work with today’s leading creative minds to push the boundaries of human experiences through the development of extraordinary creative experiences built on-chain. Nifty Gate ...

Senior Fullstack Engineer Commerce Platform

The Subscriptions Mission builds and evolves the experiences and systems that allow millions of listeners to discover, subscribe to, and enjoy Spotify Premium. Our teams focus on awareness, acquisition, activation, retention, and commerce — ensuring seamless experiences that help fans connect more deeply with ...

Software Engineer, Nifty Gateway (Fullstack)

Department : Nifty Gateway Nifty Gateway Studio brings together artists and their communities through NFTs. We work with today’s leading creative minds to push the boundaries of human experiences through the development of extraordinary creative experiences built on-chain. Nifty Gate ...

Senior Fullstack Engineer Commerce Platform

The Subscriptions Mission builds and evolves the experiences and systems that allow millions of listeners to discover, subscribe to, and enjoy Spotify Premium. Our teams focus on awareness, acquisition, activation, retention, and commerce — ensuring seamless experiences that help fans connect more deeply with ...

Senior Fullstack Engineer Admin/AI

Senior Fullstack Engineer (Admin & AI Enablement) Team: Admin & AI Enablement Location: Remote / London / Hybrid (TBD) This role will be a key part of building Midnite’s new internal back office platform and shaping how internal tools evolve across the business. Yo ...

Senior Fullstack Engineer Admin/AI

Senior Fullstack Engineer (Admin & AI Enablement) Team: Admin & AI Enablement Location: Remote / London / Hybrid (TBD) This role will be a key part of building Midnite’s new internal back office platform and shaping how internal tools evolve across the business. Yo ...

Senior Fullstack Enginer (Python & React)

Senior Fullstack Engineer (Python & React) 2 weeks ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. Direct message the job poster from Parser Senior Full Stack Software Engineer – Passenger Flow Modelling <p ...

Fullstack Software Engineer Simulation Integrations

We Are Skyral: We believe every decision maker can be empowered by technology. Skyral combines AI, leading edge simulation technology and world class expertise to transform the decision making experience. Our products and services enable faster and more confident decisions in a complex, unforgiving world. ...

Senior/Staff Fullstack Software Engineer

Location: Fitzrovia, London (Hybrid – 4 days in office, 1 day remote) About the Company: Wizeline is a global AI-native technology solutions provider that develops cutting‑edge AI‑powered digital products and platforms. We partner with clients to leverage data and AI, accelerating m ...

Founding Fullstack Engineer Equity & Autonomy

A VC-backed healthtech AI startup seeks a Founding Fullstack Engineer to be the first technical hire. This high-autonomy role involves building and shipping product features end-to-end. Ideal candidates should have strong experience in React, Next.js, TypeScript, and Python with PostgreSQL. The position offers s ...

Fullstack Software Engineer Edinburgh, UK

Addepar is a global technology and data company that helps investment professionals provide the most informed, precise guidance for their clients. Hundreds of thousands of users have entrusted Addepar to empower smarter investment decisions and better advice over the last decade. With client presence in mo ...

Senior Fullstack Engineer – AI Native

HiveMQ’s Vision for this role We aren't just using AI to help us code; we are an AI-native engineering organization. Our next major milestone is architecting a swarm of autonomous coding bees – specialized agents designed to handle end-to-end feature delivery, from infra provisioning to self‑corr ...

Staff Fullstack Engineer Onboard Experience

At Wayve we're committed to creating a diverse, fair and respectful culture that is inclusive of everyone based on their unique skills and perspectives, and regardless of sex, race, religion or belief, ethnic or national origin, disability, age, citizenship, marital, domestic or civil partnership status, s ...

Remote Fullstack Engineer Equity & Growth

Thirdfort Limited is seeking a Fullstack Software Engineer to join their remote team in the UK, focusing on building scalable systems to combat fraud. Candidates should have experience in backend and frontend development, particularly with Go, TypeScript, or React. The position offers up to £70k base salary, fle ...

Senior Fullstack Engineer – AI Native

HiveMQ’s Vision for this role We aren't just using AI to help us code; we are an AI-native engineering organization. Our next major milestone is architecting a swarm of autonomous coding bees – specialized agents designed to handle end-to-end feature delivery, from infra provisioning to self‑corr ...

Remote Fullstack Engineer Catering Platform

A leading SaaS platform provider is seeking a Fullstack Software Engineer to enhance their online ordering and management solutions. You'll design and implement scalable components, collaborate with cross-functional teams, and tackle complex technical challenges. Ideal candidates should have over 3 years of soft ...

Remote Fullstack Engineer Node.js + Vue.js

A leading SaaS provider in Northern Ireland is looking for a Software Engineer to design and implement high-quality services for their product suite. The successful candidate will have over 3 years of development experience, notably with tools like Node.js and Kubernetes. This role promotes collaboration and bes ...

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    Fullstack Javascript Developer Jobs in United Kingdom Job Search Guide, Trends and Insights