1,354,129+ Full Stack Javascript Developer Jobs in UK — Top Companies Hiring July 2026

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Life Applications Web Developer (JS, SQL, Low Code)

Java Script Works is looking for a candidate to troubleshoot in Life Applications. Essential skills include proficiency in web-based languages such as HTML5, CSS, and JavaScript, along with a good understanding of relational database concepts and SQL. Desirable experience includes working with low-code ...

Senior Frontend Engineer — React/TypeScript for Scalable Risk

Fairygodboss is seeking a Front-end Software Engineer III to join the Risk Technology team, focusing on building secure and scalable software products using Javascript, Typescript, and React. You will work in an agile environment, implementing key technical solutions across various business functions. ...

Lead QA Architect Playwright Automation & Strategy

The MRJ Group in Sale is seeking a Principal QA / Principal Software Engineer in Test to lead the QA strategy and drive quality across engineering. This hands-on leadership role emphasizes modern automation, especially using Playwright. Key responsibilities include defining QA strategies, mentoring a s ...

Principal Engineer, FinTech Platform Architect (Hybrid UK)

A B2B Fintech company in Cardiff is seeking a Principal Engineer to lead technical direction and mentor engineers. This hybrid role involves collaborating with product teams, engaging with stakeholders, and designing robust APIs and platform functionalities. Candidates should have significant experience in large ...

Ambitious Backend Engineer (Node.js) – London Office

Wayfindi in London is seeking a Mid Level Backend Engineer (Node.js) to enhance their backend infrastructure. You will be responsible for handling scaling challenges and new feature integrations while collaborating closely with the CTO. The ideal candidate has at least 2 years of software development experience, ...

Senior Frontend Engineer — React UI for Revit Tools

A tech-focused design firm in London is searching for a frontend engineer to enhance their Revit tools. In this role, you will develop user-facing features like advanced search tools and ensure responsive, polished interfaces. Ideal candidates will have over 5 years of experience with JavaScript, TypeScript, and ...

Senior Engineer: Cloud & Frontend Innovator

WorksHub is seeking a skilled Software Engineer with experience in Python and Javascript to contribute to an innovative environment. You will work on various technologies such as AWS, K8s, Kafka, React, and Ruby while addressing risks and delivering cutting-edge solutions. The ideal candidate will have ...

Frontend Engineering Lead Hybrid, High Impact Delivery

Netcraft is seeking a Frontend Engineering Team Lead to manage an established frontend team focusing on a key client-facing product. The ideal candidate will possess strong leadership skills and a deep understanding of the modern Javascript ecosystem including Typescript and NextJS. This role includes ...

Senior Technical Consultant, Legal AI Solutions

Dormont Manufacturing Co is looking for a Senior Technical Consultant to join our Professional Services team in Manchester. In this role, you will be at the forefront of transforming legal experiences and work with top law firms worldwide. Your responsibilities will include building solutions, collabor ...

Senior Software Engineer: Cloud Platform & Microservices

Dormont Manufacturing Co is looking for a Senior Software Engineer to design, develop, and maintain microservices and core infrastructure. This role requires hands-on experience with Java, JavaScript/TypeScript, Terraform, and Kubernetes. The ideal candidate will contribute to system architecture while ...

Frontend Technical Architect (React/JS) – Fintech

Java Script Works is seeking a Technical Architect with expertise in frontend JavaScript to join a renowned wealth management software firm based in South West London. The ideal candidate will have a strong foundation in building and consuming REST APIs, experience with UI technologies like React, Angular, or Vu ...

Lead Software Architect Subsea Robotics & Systems

Saab in Fareham, UK is seeking a Senior Software Engineer to design and implement software solutions for underwater robotics applications. This role requires expertise in software development and leading multidisciplinary teams. The ideal candidate will have a minimum of 7 years' experience, a relevant ...

Software Development Manager

Lead the engineering standards behind a High-Growth UK SaaS platform Software Development Manager NestJS / NodeJS, Vue: .NET backgrounds welcome Midlands Up to £100,000 + benefits If you're a technically strong engineering leader who built your career on sol ...

Staff Front End AI Engineer — Hybrid & Scalable UIs

Agoda is seeking a Staff Front-End Engineer to design and build AI-driven chat experiences that enhance our AI Assistant and customer support. The role involves architecture design, system performance, and mentoring within a collaborative team of engineers and data scientists. Ideal candidates have over 8 years ...

Azure Data Factory Developer — Build Data Pipelines & Ingest

A technology consultancy in Sunbury-on-Thames seeks a Database Engineer for an 8-month rolling contract. The role requires extensive experience with IaaS, Azure SQL server, and knowledge of Big Data and NoSQL technologies. Candidates should have strong scripting abilities and familiarity with Azure Data Factory. ...

Junior Developer (Python/JS/PHP) – Remote UK + Flexible Hours

Noir is seeking enthusiastic Graduate / Junior Developers to join their expanding team in London or remotely. Successful candidates will be passionate about technology and eager to leverage their skills in Python, JavaScript, or PHP. The role offers opportunities for growth within a vibrant company cul ...

AI Driven Frontend Engineer for Enterprise Workflows

A cutting-edge technology firm in London seeks a Front-end Engineer to develop user-facing features and collaborate with cross-functional teams. The ideal candidate has 6+ years of software engineering experience, is fluent in TypeScript and JavaScript, and possesses strong UI/UX design intuition. Competitive sa ...

AI Systems Engineer for Business Automation

SUNNYSTEP PTE. LTD. in Penarth is seeking an AI Engineer to create and integrate AI tools to enhance company operations. This role involves building AI agents, automation workflows, and ensuring their integration with business processes. The ideal candidate will have a strong background in Python or Ja ...

Lecturer: Software Development & Coding — Mentor & Curriculum Lead

Nescot (North East Surrey College of Technology) in Epsom is seeking a skilled software development instructor to teach Python, JavaScript, and C#. The role includes engaging lesson delivery and curriculum development aimed at preparing learners for industry readiness. The ideal candidate will have rec ...

Senior React Native Mobile Engineer — FinTech

Java Script Works in Greater London is seeking an experienced Mobile Engineer to contribute to an exciting new product within a successful financial company. The ideal candidate is comfortable in a fast-paced environment and has strong skills in React Native, automated testing, and JavaScript. In this ...

Principal Front End Engineer: React & TS

Java Script Works is seeking a Principal Front-End Engineer based in Newcastle upon Tyne. This role focuses on leading the development of high-quality UI components using React and TypeScript, while collaborating with designers and backend engineers. Your technical expertise will be crucial in shapi ...

Senior AI Enablement Engineer: Safe, Scalable AI in Dev

United States Digital Space LLC is seeking a Senior AI Enablement Engineer to enhance the adoption of AI-assisted development across engineering teams. This role requires significant expertise in software engineering to build tools and practices that ensure safety and effectiveness in AI usage. The ide ...

Senior C# Developer.Net Core FinTech

Senior C# Developer / Backend Software Engineer (C# .Net Core) *Newcastle onsite* to £110k+Are you a senior, backend focused C# Developer with a strong academic background?You could be working on complex, high impact systems at a growing FinTech scale-up with solid financial backing and a ...

Senior C# Developer.Net Core FinTech

Senior C# Developer / Backend Software Engineer (C# .Net Core) *Newcastle onsite* to £110k+Are you a senior, backend focused C# Developer with a strong academic background?You could be working on complex, high impact systems at a growing FinTech scale-up with solid financial backing and a ...

Remote Monetization Platform Engineer

A leading crypto payments platform in the United Kingdom is seeking a Full-Stack Engineer to architect and develop monetization features. You'll collaborate with product teams, maintain code quality, and leverage cloud technologies. Ideal candidates have extensive engineering experience and familiarity with algo ...

AWS Blockchain Application Architect Microservices & API

Emerging Technology Ltd is seeking an Application Architect specializing in AWS and Blockchain. The candidate will lead projects focusing on API, Microservices, and full-stack development within cloud settings. The ideal candidate should possess extensive experience in Microservices architecture and AP ...

Head of Product Security – CISO function BPL

Head of Product Security – BPL CISO Department : CISO Function — Product Security. Reports To : Chief Information Security Officer (CISO). Role Purpose The Head of Product Security leads the pillar responsible for ensuring everything the company builds and ...

UX Designer Amazon Developer, Alexa Device Applications, Devices Experience Design

UX Designer - Amazon Developer, Alexa Device Applications, Devices Experience Design Stellen-ID: | Amazon Development Centre (London) Limited Amazon Developer is seeking a talented UX Designer to help shape the developer experience for building and submitting applications for Alexa devi ...

Senior Platform Engineer (Infrastructure)

About Fresha Fresha is the leading marketplace platform for beauty & wellness trusted by millions of consumers and businesses worldwide. Fresha is used by 130,000+ businesses and 450,000+ stylists and professionals worldwide, processing over 1 billion appointments to date. The company is ...

Software Engineer Mid Level

About Us At UnlikelyAI, we are building the future of AI: one that is reliable, accurate, and transparent. Our neurosymbolic technology harnesses the power of LLMs and generative AI, and combines it with Universal Language – our proprietary symbolic technology that bridges the gap between probabi ...

Lead Software Engineer

Location: Brentwood (2-3 days a week onsite) About Ovyo Ovyo is a B2B services company providing flexible engineering teams and talent solutions to the streaming, media, satellite, and communications industries. With a global presence across multiple locations (UK, India, Portugal ...

Platform Engineer

Hamiltonian Dynamics is a growing technology company working across Defence and Cyber Security, delivering software solutions for high-assurance environments. With teams based in Gloucestershire, Manchester, and London, we are expanding our platform capability and are looking for Platform Engineers ...

Ecommerce Executive

The Company:Our client a fast-moving online fashion brand are looking for a hands-on Ecommerce Executive to help run and improve the Shopify storefront.You'll also have a strong eye for how a fashion ecommerce store should look and feel. You'll spot when something's off — spacing, imagery, produc ...

Performance Engineer Open Source

Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation and IoT. Our customers include the worl ...

Performance Engineer Open Source

Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation and IoT. Our customers include the worl ...

React Native Mobile Engineer

Mr Who? MrQ - we're an awesome, award winning online casino launched in 2018. We're big on tech, big on performance and most of all - big on fun. Over the years, we have experienced explosive growth - which means we need more rock stars to join our quest for total world domination. As we ...

Forward Deployed Engineer Emerging Enterprise & DNB

CSQ327R39As a Forward Deployed Engineer (FDE) for the Emerging Enterprise & Digital Natives business in EMEA. you will work with customers to build and productionize solutions to their data & AI challenges using the Databricks platform. You will own the architecture, lead design decisions, and implemen ...

SalesForce DevOps Automation Engineer

Location: London Job Type: Contract Industry: Digital Workspace Job reference: BBBH442075_1782226098 Posted: about 9 hours ago SalesForce DevOps Automation Engineer Location: London 3 days on site Duration: 18/12/2026 Rate - Depends on experience MUST BE PAYE ...

Engineering Manager (Front end)

DescriptionWe are seeking a passionate Software Engineering Manager with a strong background in modern frontend engineering, particularly React, , and TypeScript, to provide technical leadership and operate with excellence. Creative, curious, and confident, you will b ...

Engineering Manager (Front end)

DescriptionWe are seeking a passionate Software Engineering Manager with a strong background in modern frontend engineering, particularly React, , and TypeScript, to provide technical leadership and operate with excellence. Creative, curious, and confident, you will b ...

SalesForce DevOps Automation Engineer

Location: London Job Type: Contract Industry: Digital Workspace Job reference: BBBH442075_1782226098 Posted: about 9 hours ago SalesForce DevOps Automation Engineer Location: London 3 days on site Duration: 18/12/2026 Rate - Depends on experience MUST BE PAYE ...

Forward Deployed Engineer Emerging Enterprise & DNB

CSQ327R39As a Forward Deployed Engineer (FDE) for the Emerging Enterprise & Digital Natives business in EMEA. you will work with customers to build and productionize solutions to their data & AI challenges using the Databricks platform. You will own the architecture, lead design decisions, and implemen ...

Retail & Fashion / Production / Product Development Apparel Product Developer

Apparel Product Developer – Menswear & WomenswearLondon (Office based) | Permanent | Up to £35,000 DOEWe’re recruiting for a growing group of established global lifestyle and heritage outdoor brands, looking for an experienced Apparel Product Developer</ ...

SC Cleared Security Architect

Role: Lead Cyber Security EngineerRemoteSC: YesStart: 13/7 Finish 4/1Rate: £600 SC Clearance is needed You will - Establish a secure, scalable, and well-governed developer tooling landscape, with an initial focus on the GitHub Enterprise estate, alongside improved governance a ...

Quantity Surveyor New Build Housing

Are you an experienced Quantity Surveyor with a background working for a New Build Housing developer?Approach Personnel are proud to be partnered with a growing, regional new build housing developer in Tamworth, who are looking for a Quantity Surveyor to join them on a permanent basis. The developer curr ...

Retail & Fashion / Production / Product Development Apparel Product Developer

Apparel Product Developer – Menswear & WomenswearLondon (Office based) | Permanent | Up to £35,000 DOEWe’re recruiting for a growing group of established global lifestyle and heritage outdoor brands, looking for an experienced Apparel Product Developer</ ...

Platform Engineer

Platform Engineer – Bede Gaming As a Platform Engineer, you will design, build, and maintain scalable infrastructure and developer platforms that enable the delivery of high-quality gambling entertainment software. Location: Newcastle-upon-Tyne Employment type: Full-time S ...

Software Engineer III

Division Assessment & Qualifications Delivery Work Type Hybrid (3 days in office) About UK Assessment & Qualifications We are responsible for the delivery of nearly 4 million examination results per annum, including A-Level, GCSE, BTEC and T-levels for students ...

EMEA Forward Deployed Engineer: Ship Real World AI Workflows

The Consulting Solutions is seeking Forward Deployed Engineers to directly integrate with customer engineering teams to enhance software development processes. In this role, you will identify bottlenecks, design solutions, and take ownership of the entire workflow from discovery to post-production support. </ ...

Software Engineer I — Full Ownership, Backend & AI Ready

Trustpilot is seeking a Software Engineer I to join our engineering team in Edinburgh. This role involves working in a cross-functional team that owns products and participates in all development phases. You'll focus on backend development, implementing new features, and optimizing performance. The ide ...

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