76 to 100 of 1,665 JavaScript Jobs in the UK

Senior Dynamics 365 Customer Engagement (CE) Developer

Location
Greater London, England, United Kingdom
Responsibilities Solution Development Design, develop and maintain enterprise-scale Dynamics 365 CE solutions. Develop custom functionality using: C# .NET Plug-ins Custom Workflow Activities JavaScript/TypeScript Web API PCF Controls Extend and customise Model-Driven Apps to support complex business processes. Design and implement robust integrations with internal ...

Junior Full Stack R&D Software Developer

Location
Harwell, England, United Kingdom
principles and modern software engineering practices including use of AI across the development cycleFamiliarity with front-end technologies such as Angular, HTML, CSS, and JavaScript/TypeScriptUnderstanding of software testing, debugging techniques, and software quality best practicesStrong analytical and problem-solving skills, with the ability to learn new technologies ...

Senior .NET Software Engineer - SaaS Platform (Hybrid)

Location
Metropolitan Borough of Solihull, England, United Kingdom
.NET/.NET Core. Good understanding of SQL and relational databases, with experience writing and optimising queries. Experience building web applications using HTML, JavaScript, and Razor or similar front-end technologies. Experience working with REST APIs and integrating applications with third-party systems. Experience using Visual Studio or VS Code ...

Forward Deployed Engineer

Hiring Organisation
Hackajob Ltd
Location
Newcastle Upon Tyne, North East, United Kingdom
Employment Type
Permanent Contract, On-site
direct experience calling LLM APIs in production code with an understanding of token management, latency, and cost tradeoffs Basic understanding of web technologies including JavaScript, HTML, and CSS Familiarity with cloud fundamentals (AWS, Azure, or GCP), containers (Docker), and CI/CD pipelines Understanding of Agile delivery fundamentals Experience with ...

Staff Android Engineer

Location
Greater London, England, United Kingdom
Docker, Kubernetes, and cloud platforms such as AWS, GCP or Azure Understanding of UX principles HTML, CSS, and related web technologies Experience with modern JavaScript libraries and tooling, such as React, Redux, Webpack Any server side development languages such as Java/Kotlin The partnership We're the largest employee ...

Senior Developer - Remote/ Yeovil

Location
Basildon, England, United Kingdom
/LLM services into applications (M365 Copilot, Azure OpenAI or equivalent APIs). Required Skills & Experience Front‐end skills: strong commercial experience with JavaScript, TypeScript, React and the SharePoint Framework (SPFx). Back‐end skills: strong working knowledge of .NET and C#, including serverless development with Azure Functions. General technical ...

Camunda Developer - Knutsford, UK

Location
Knutsford, England, United Kingdom
along with strong backend development skills in Java, Spring Boot, JPA, Hibernate, JUnit, Rest Assured, and Mockito. Hands-on experience with React.js, Redux, Axios, JavaScript, HTML, and CSS for building responsive user interfaces. Strong SQL knowledge (MS SQL preferred) and experience working with aPaaS platforms, particularly OpenShift V4. Familiarity with ...

Microsoft Consultant

Location
Greater London, England, United Kingdom
VBA. Experience with Excel VBA and Office automation. Experience with Azure/Azure DevOps. Experience with Entity Framework/Entity Framework Core. Knowledge of JavaScript, TypeScript, HTML, and CSS. Experience with CI/CD and automated deployment pipelines. Experience with Power BI, Dataverse, SharePoint, or Teams. Microsoft certifications. Previous experience ...

Software Engineer (eDV Cleared)

Hiring Organisation
BAE Systems
Location
United Kingdom
Employment Type
Full Time
others and continue developing your capability. Essential Skills You will need evidence of: Experience developing software in at least one programming language, such as JavaScript, Java, .NET or Python. Applying software engineering principles to build, test or maintain working systems. Using a version control system, such as Git, Mercurial ...

Software Engineer - Java (Cambridge)

Location
Cambridge, England, United Kingdom
Experience with large code bases and version control systems. Experience with Linux as a development and production environment. Skills considered essential Java HTML CSS JavaScript REST APIs Spring Boot JBoss J2EE, JSP, Servlets, etc. Gradle or Maven Databases (Oracle) DDL and SQL Basic Networking Git & GitHub Linux (bash ...

Staff Android Engineer

Location
Greater London, England, United Kingdom
Docker, Kubernetes, and cloud platforms such as AWS, GCP or Azure Understanding of UX principles HTML, CSS, and related web technologies Experience with modern JavaScript libraries and tooling, such as React, Redux, Webpack Any server side development languages such as Java/Kotlin Closing Date: January ...

Senior Full Stack Engineer

Location
Leeds, England, United Kingdom
areas mentioned below, or any other of your choosing! The must haves: Fundamental coding experience at least two of the following languages: Python, JavaScript, Node.js, C#, Java Experience working within cloud environments, specifically AWS or Azure (Or both!) Fundamental understanding of infrastructure-as-code with Terraform or an equivalent technology ...

Senior DevSecOps Engineer

Location
West of England, England, United Kingdom
nice if you had Microsoft - C#, .NET, SharePoint, SQL. Data Engineering – experience of one or more: Apache ecosystem, SQL, Python. Web - HTML, CSS, JavaScript, XML, SOAP. Experience with Secure DevSECOps within an Agile/SAFe environment. Containerisation - Docker, Kubernetes, Kubeflow etc. Software development capability. Any form of prior development expertise ...

.Net Developer

Location
Greater London, England, United Kingdom
API.* Experience working with relational databases such as Oracle or SQL Server* Basic front end web development experience or keenness to learn Angular, Typescript, JavaScript, HTML/CSS.* Any exposure to application containerisation and orchestration tools such as Docker and Kubernetes would be highly beneficial* Experience working with code repositories ...

Front-End Lead Software Engineer Thomson Reuters

Location
Greater London, England, United Kingdom
assisted development tools for code generation, code review, and test generation to improve team velocity and code quality. Technical skills TypeScript and modern JavaScript – Advanced React – Expert HTML5/CSS3 – Expert RESTful APIs – Advanced AWS – Intermediate to Advanced Git version control and CI/CD pipelines Docker containerization Automated testing ...

Lead Full Stack Engineer

Hiring Organisation
Atos
Location
London, England, United Kingdom
hear from you.Technical landscapeWe do not recruit around a rigid stack. You may have experience with technologies such as Go, Java, C#, Python, JavaScript, TypeScript, React, AWS, Azure, Kubernetes, relational databases, event-driven systems, open-weight models, vector search or agent orchestration frameworks.Depth, adaptability and engineering judgement matter more than ...

Test Automation Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
contributing to engineering best practices. Essential Skills & Experience Active SC Clearance Strong software development experience in one or more of: Java C# Python JavaScript/TypeScript Understanding of: Object-Oriented Programming SOLID Principles Design Patterns Refactoring Code Reviews Experience developing: Automation Frameworks Engineering Tools APIs Web Applications Distributed Systems Experience ...

Senior Web Developer

Location
Wrexham, Wales, United Kingdom
backend developers, designers, and stakeholders to deliver end‐to end solutions. Person Specification The successful candidate will have strong, demonstrable experience in: React.js Next.js JavaScript (ES6+) and modern browser APIs HTML5 & CSS3 (responsive design, accessibility, cross-browser compatibility) TypeScript Tailwind CSS or similar modern CSS frameworks Node.js (front‐end tooling ...

Full Stack Engineer

Hiring Organisation
ISR RECRUITMENT LIMITED
Location
Nationwide, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £525/day (Outside IR35)
Python Back-End services and AWS infrastructure, taking features from initial refinement through to production. Skills and Experience: Strong hands-on React, TypeScript/JavaScript and Python/FastAPI development skills. Experience building REST APIs, microservices and secure authentication using OAuth2, OpenID Connect and JWT. Practical AWS experience, including ...

Software Engineer II - Blockchain/ Digital Assets

Location
Greater London, England, United Kingdom
automated testing, and DevOps practices Interest in or exposure to blockchain and Distributed Ledger Technologies (DLT) Preferred qualifications, capabilities and skills Familiarity with TypeScript, JavaScript, or front-end development (ReactJS or similar frameworks) Experience building on public or permissioned blockchain platforms (e.g., Solana, Ethereum/EVM, Hyperledger, Polkadot, Cosmos, Avalanche ...

Senior Lead Software Engineer - Full Stack ReactJS, Java, Python, AWS, AI/ML

Location
Greater London, England, United Kingdom
full stack development experience, with at least 3 years in a technical leadership or lead developer role. Expert proficiency in React, TypeScript, modern JavaScript (ES6), HTML5, and CSS3, with a track record of building accessible, high-performance, production-grade interfaces. Experience integrating APIs or services into front-end applications. Building ...

Senior Scientific Data Engineer

Location
Greater London, England, United Kingdom
delivering data products, integrations, and scientific applications as a Data Engineer or in a similar field. Expertise in Python and working knowledge of JavaScript, TypeScript, Node, React, SQL. Familiarity with networking, CI/CD, and full stack development. Familiarity with cloud engineering on AWS, including core services such ...

Software Engineer

Location
Bristol, England, United Kingdom
operating within an Agile framework. Pro‐active DevOps culture, CI/CD pipeline and trunk‐based development. Excellent knowledge of HTML/CSS (SCSS), JavaScript and Typescript. Fluent use of Git (GitLab). Awareness of website performance best practices and non‐functional requirements. Ability to write, review or assist ...

Principal Software Engineer

Location
Greater London, England, United Kingdom
Experience as a Software Engineer with strong capability in one or more of the following: Backend development (Java Spring Boot, Maven, Python) Frontend development (JavaScript/TypeScript, React, npm) Proven experience designing, developing, and deploying scalable backend systems. Familiarity with DevOps, CI/CD and containerisation technologies (Jenkins, Kubernetes, Docker ...

Lead Java Software Engineer

Hiring Organisation
Sanderson Government and Defence
Location
United Kingdom
Employment Type
Permanent Contract, On-site
Salary
£75,000
team growth Key Skills Software architecture and system design Cloud-native development and deployment strategies Advanced programming across multiple languages (e.g. Java, Python, JavaScript) CI/CD and automation practices Code quality, testing, and engineering standards DevOps and operational excellence Leadership, mentoring, and team development Stakeholder communication and engagement What ...