51 to 75 of 951 JavaScript Jobs in the UK

Full Stack Developer

Hiring Organisation
Spectrum IT Recruitment
Location
Poole, Dorset, United Kingdom
Employment Type
Permanent
Salary
£40000 - £50000/annum Benefits
incident on-call support rota. Required Skills: Strong experience with C#, .NET Core Frontend expertise with React Solid understanding of HTML, CSS, and JavaScript/TypeScript, with a focus on responsive and accessible UI development. Knowledge of component-based architecture and frontend best practices. Experience with MS SQL and Entity ...

Software Engineer

Hiring Organisation
Raytheon
Location
Gloucester, Gloucestershire, South West, United Kingdom
Employment Type
Permanent, Work From Home
within your team Collaborate with your peers on technical direction within your team Required Skills and Experience Full-stack experience across a selection of JavaScript frameworks (React, NextJS), TypeScript, Python, Java REST API development & OpenAPI/Swagger Cloud services (AWS or Azure) Containerisation & Orchestration (Docker, Kubernetes, OpenShift) Infrastructure as Code ...

Senior Software Engineer

Hiring Organisation
Investigo
Location
Derby, England, United Kingdom
improvements that directly impact clients. Candidates must have or be eligible for SC clearance. Role Highlights Maintain, enhance and deploy production applications using Python, JavaScript/TypeScript, and cloud platforms (AWS, Azure, or GCP) Develop new features, improvements, and integrations based on client feedback, service metrics, or evolving requirements Troubleshoot ...

Senior Software Engineer

Hiring Organisation
Raytheon
Location
Manchester, North West, United Kingdom
Employment Type
Permanent
stack experience within an agile team building enterprise-grade web applications or backend services Java development with Spring Boot Front-end development using modern JavaScript frameworks (e.g., React, Vue) Experience with cloud platforms such as AWS or Azure Containerisation and orchestration using Docker and Kubernetes Infrastructure as Code (Terraform, Ansible ...

Senior Full-Stack Developer

Hiring Organisation
Hireful
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Permanent
Salary
£60,000
fortnight in the office in Milton Keynes Salary: £60k base + Bonus and great benefits. You'll bring deep knowledge of HTML, CSS and JavaScript, a proven track record of building User interfaces, solid SQL experience and confidence with server-side development in C# or similar. You care about clean ...

Full Stack Developer

Hiring Organisation
Proactive Appointments
Location
Folkestone, Kent, United Kingdom
Employment Type
Permanent
Salary
GBP 28,000 - 30,000 Annual
dataset preparation. Experience supporting or developing Power BI dashboards and data visualisations. Familiarity with APIs, automation tools and AI/ML-driven platforms. Strong JavaScript and jQuery skills, including asynchronous handling and AJAX. Knowledge of version control tools such as Azure DevOps. Understanding of UX principles across online and mobile ...

Senior Quality Assurance Engineer

Hiring Organisation
Formula Recruitment
Location
Leeds, England, United Kingdom
Hands-on experience building automation frameworks using Playwright (preferred). Strong scripting ability in C#/.NET. Experience testing modern web applications (HTML, CSS, JavaScript). Experience with API testing tools such as Postman or similar. Understanding of SQL for data validation and test setup. Experience working within Agile environments. ...

Java Developer

Hiring Organisation
Anson Mccade
Location
Newcastle Upon Tyne, Tyne and Wear, North East, United Kingdom
Employment Type
Permanent, Work From Home
residency, no gaps longer than 30 days) Nice-to-Have: TDD/BDD experience Exposure to enterprise middleware, secure integrations, or frontend technologies (JavaScript) Experience with microservice architectures or large-scale software delivery What's on Offer: Competitive salary with bonuses Hybrid working : 3 days per week in Newcastle office ...

Java Developer

Hiring Organisation
Blues Point Ltd
Location
Leeds, West Yorkshire, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £55,000 per annum
RESTful web services Ability to translate business requirements into technical solutions Desirable Skills Experience with ERP systems (e.g. Sage or SAP Business One) JavaScript, React, or Node.js C#/.NET experience Visual Studio and ASP.NET MVC Relevant degree in Computer Science or similar About You Strong problem-solving and logical ...

Junior Full Stack Developer

Hiring Organisation
Oscar Technology
Location
Nottingham, Nottinghamshire, England, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £35,000 per annum
opportunity to learn best practices and progress your career quickly. Requirements 6 months - 2 years' experience in C# .NET Exposure to Angular Experience with JavaScript/TypeScript, HTML and CSS Basic knowledge of SQL/databases Understanding of REST APIs and web application architecture Passion for learning and developing your ...

Lead GenAI Full Stack Engineer / Managing Consultant

Hiring Organisation
83zero Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£77000 - £88000/annum Bonus, Pension, Private Health, Perk
using TypeScript, leveraging frameworks such as Next.js or Vite. GenAI Frameworks: Familiarity with tools like LangChain, LangGraph, CrewAI, or Vercel AI (in Python or JavaScript). LLM experience: Practical experience with Large Language Models (LLMs) such as OpenAI, Anthropic, Mistral, or Llama, and tools like Ollama. Cloud Platforms: Proficiency ...

Java Full Stack Developer

Hiring Organisation
Mastek
Location
Reading, England, United Kingdom
collaboration and engineering the best possible Java code. Must Have Skills: Experience with Java 8, Java 11, Spring Framework, Spring Boot Solid understanding of JavaScript: Angular and NodeJS preferred Practical Micro services development experience • Practical Relational Database development experience (e.g. PostgreSQL) REST APIs • Strong understanding CI and DevOps technologies (Hands ...

Lead GenAI Full Stack Engineer / Managing Consultant

Hiring Organisation
83zero Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£77,000 - £88,000 per annum
using TypeScript, leveraging frameworks such as Next.js or Vite. GenAI Frameworks: Familiarity with tools like LangChain, LangGraph, CrewAI, or Vercel AI (in Python or JavaScript). LLM experience: Practical experience with Large Language Models (LLMs) such as OpenAI, Anthropic, Mistral, or Llama, and tools like Ollama. Cloud Platforms: Proficiency ...

.NET Developer

Hiring Organisation
Reed
Location
Birmingham, West Midlands, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £55,000 per annum, Negotiable
highly advantageous Agile development & Continuous Integration experience Exposure to Azure Stack, Power Automate, Power Apps Knowledge of microservice architecture Front-end experience (HTML, JavaScript, modern frameworks) Ready to level up your career? If you’re excited by building, integrating, automating, and delivering real impact — hit Apply with your updated CV. ...

Senior Software Developer (Full Stack)

Hiring Organisation
Reed
Location
Holborn, London, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £95,000 per annum, Inc benefits
Python (Django, Flask, or FastAPI) PostgreSQL (design, optimisation, maintenance) Containerisation (Docker/Kubernetes) Event-driven architecture (Kafka/RabbitMQ) Desirable experience includes: TypeScript/JavaScript (NextJS, NodeJS, Tailwind) Terraform and DevOps practices Experience in building and scaling SaaS platforms in production. Strong background in software architecture, microservices, and API design. ...

Principal Software Engineer

Hiring Organisation
Eurochange
Location
East Anglia, UK
passionate about building systems that last. You'll bring: Expert-level experience with C#, .NET and object-oriented design Strong front-end knowledge using JavaScript/TypeScript and React Deep experience designing and governing enterprise APIs (REST & SOAP), ideally on Azure Proven leadership in DevOps, CI/CD pipelines ...

Principal Software Engineer

Hiring Organisation
Eurochange
Location
Stevenage, Hertfordshire, South East, United Kingdom
Employment Type
Permanent
Salary
£70,000
passionate about building systems that last. You'll bring: Expert-level experience with C#, .NET and object-oriented design Strong front-end knowledge using JavaScript/TypeScript and React Deep experience designing and governing enterprise APIs (REST & SOAP), ideally on Azure Proven leadership in DevOps, CI/CD pipelines ...

Integration Developer

Hiring Organisation
Shaw Daniels Solutions
Location
United Kingdom
interpreting designs and patterns provided by other team members and approved 3rd parties into workable, scalable, reliable solutions. Proficient in creating code, processes, JavaScript, T-SQL, formulas, C#, PowerShell and other scripts as required. Proficient in manipulating and working with a range of data formats including JSON, XML, delimited text ...

Lead AI Engineer

Hiring Organisation
Akixi
Location
United Kingdom
developing and integrating AI solutions such as chatbots, voicebots, ML models, or LLM-based analytics. Strong proficiency in Python (preferred) and/or JavaScript/TypeScript. Hands-on experience with AI frameworks (e.g. TensorFlow, PyTorch, and/or LangChain) and LLM APIs (e.g. Azure OpenAI, OpenAI API, Anthropic, and/ ...

Senior M365 Engineer

Hiring Organisation
Goodman Masson
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
£46,000 per annum
ecosystem. Strong expertise in Dataverse, custom connectors, Microsoft Graph API, SharePoint Framework (SPFx), and Azure services (Logic Apps, Functions). Proficiency in Power Fx, JavaScript, C#, HTML/CSS, and integrating third-party systems via REST APIs. Experience with complex integrations (including non-Microsoft databases/systems) and secure, compliant ...

Software Engineer

Hiring Organisation
Lockheed Martin
Location
Brockworth, Gloucestershire, UK
variety of Defence, Cyber and Intelligence programmes. What skills will I need? Proficient in current Java, knowledge of other languages such as Python, C++, JavaScript, TypeScript, React is a bonus. Experience of developing on Linux. Appreciation of mocking and unit testing frameworks such as JUnit 5.x (Jupiter). Experienced with ...

Software Engineer

Hiring Organisation
Lockheed Martin
Location
Brockworth, England, United Kingdom
variety of Defence, Cyber and Intelligence programmes. What skills will I need? Proficient in current Java, knowledge of other languages such as Python, C++, JavaScript, TypeScript, React is a bonus. Experience of developing on Linux. Appreciation of mocking and unit testing frameworks such as JUnit 5.x (Jupiter). Experienced with ...

Lead Software Engineer

Hiring Organisation
Cambridge University Press & Assessment
Location
Cambridge, Cambridgeshire, United Kingdom
Employment Type
Permanent
Salary
GBP 73,000 - 80,000 Annual
Software Engineers and Engineering management to help develop and maintain our data products. About you 7+ years' or relative experience in full-stack development. JavaScript/Typescript is preferred but Python and Java are also desirable. A strong understanding of coding best practices, frameworks, code architecture, object orientation ...

Software Engineer (Applied AI)

Hiring Organisation
Euphoric
Location
United Kingdom
LLMs, recommender systems, reinforcement learning) to enhance user experience in a meaningful business domain. Contribute across the tech stack: You’ll work in React (JavaScript/TypeScript) on the frontend and Python (FastAPI, SQLAlchemy) on the backend, shipping production-ready code and user-facing features in addition to innovative ...

Senior Software Engineer

Hiring Organisation
Anonymous
Location
Cambridge, Cambridgeshire, United Kingdom
Employment Type
Permanent
Salary
£55000 - £75000/annum BONUS
/USB3 Industrial Libraries, Microsoft Teams, Jira, GitHub, Bitbucket. Gitkrake Software Engineers will have strong ability to write clean code in python, C++, and JavaScript Very strong communication skills and ability to work independently to meet deadlines A demonstrated ability to rapidly pick up new skills in context and apply ...