26 to 50 of 1,535 JavaScript Jobs in the UK

e.g.LLM integration, prompt engineering, agents, skills). Strongproficiencyin Java and related frameworks (e.g.Spring Boot, Hibernate). Some experience in React or similar, and modern JavaScript/TypeScript an advantage. Solid experience with object-oriented design and applying standard design patterns. Experience designing, building, and deploying scalable microservices using API-first ...

collaborate effectively across teams while supporting technical delivery. Technical Expertise Strong proficiency in front-end technologies: React/Angular/Vue, HTML5, CSS3, JavaScript/TypeScript Solid experience in back-end technologies: Node.js/.NET/Java/Python, REST APIs, GraphQL Strong understanding of databases: SQL (PostgreSQL, MySQL ...

backend development. You will ideally have: 3+ years' professional experience developing full-stack web applications and delivering software into production. Strong practical experience with JavaScript or TypeScript, React and Next.js, or strong React experience with the willingness to develop your Next.js skills. Good practical experience with C# and .NET, including ...

background (e.g., reputable coding bootcamp completion). 3+ years of professional full-stack, frontend, or backend development experience. Core Technical Competencies Frontend: Proficiency in JavaScript/TypeScript, HTML/CSS, and frameworks like React or Vue.js. Backend: Hands-on expertise with Java or Java-based frameworks and building/consuming ...

databases like Redis, DynamoDB. Good understanding of the Agile methodologies and working in Scrum/SAFE practices Familiarity with front-end technologies (HTML, CSS, JavaScript) is a plus. Exposure to the AI/ML techniques & methodologies is a plus. Knowledge of software development best practices, including version control ...

databases like Redis, DynamoDB.* Good understanding of the Agile methodologies and working in Scrum/SAFE practices* Familiarity with front-end technologies (HTML, CSS, JavaScript) is a plus.* Exposure to the AI/ML techniques & methodologies is a plus.* Knowledge of software development best practices, including version control ...

early. What You'll Bring Python (FastAPI), Node.js, REST APIs. SQL and PostgreSQL. Redis/Valkey for session and WebSocket coordination at scale. Strong JavaScript/TypeScript, HTML5, CSS React (or equivalent), component architecture, state management. Responsive design, web performance (Core Web Vitals: LCP/INP/CLS). ...

development using frameworks such as FastAPI, Flask, or Django; Experience designing and developing RESTful APIs; Good understanding of front-end development with React JS, JavaScript (ES6+), and TypeScript; intermediate knowledge is sufficient; Familiarity with state management using Redux or Context API and experience integrating REST APIs into front-end applications ...

databases like Redis, DynamoDB. Good understanding of the Agile methodologies and working in Scrum/SAFE practices Familiarity with front-end technologies (HTML, CSS, JavaScript) is a plus. Exposure to the AI/ML techniques & methodologies is a plus. Knowledge of software development best practices, including version control ...

Experience building production software applications. Strong understanding of software architecture and software engineering principles. Experience with one or more modern technology stacks such as: JavaScript/TypeScript React/Next.js Node.js PHP/Laravel .NET Java Good understanding of APIs and system integrations. Experience working with relational databases such ...

experience you'll bring: Extensive experience as a Senior QE SDET Engineer or Senior DeveloperHas breadth of experience across different tech-stacks, such as JavaScript/TypeScript, Java, C#, or Python, amongst othersExperienced in RAG Weaviate, OpenAI, Agents, MCP, Langchain, Prompt Engineering, Browser-Use, and DjangoExperienced building AI Tools, Agents ...

Redis, Elasticsearch, Caching Web Technologies (at least one of) - Spring MVC, JSF (IceFaces), Struts, Wicket Hibernate or other ORM Build Tools - Maven, GitHub Actions JavaScript Frameworks (at least one of) – React, Angular (8+) SQL Database technologies (at least one of) - SQL Server, PostgreSQL No SQL Databases (at least ...

confidently. Essential Skills 5+ years’ proven experience in a Full Stack Engineering role, with advanced skills in .NET, Java or Python, plus modern JavaScript libraries. Experience taking ownership of delivery for services or significant components across the full lifecycle from design to operation. Strong understanding of architectural and design patterns ...

customers to build high-quality solutions using Angular and .NET technologies. Key Skills Required Strong commercial experience with Angular Good knowledge of TypeScript, JavaScript, HTML and CSS Experience integrating with REST APIs Solid .NET/ASP.NET Core experience Experience with automated testing tools such as Playwright, Vitest, Cypress or Jest ...

customers to build high-quality solutions using Angular and .NET technologies. Key Skills Required Strong commercial experience with Angular Good knowledge of TypeScript, JavaScript, HTML and CSS Experience integrating with REST APIs Solid .NET/ASP.NET Core experience Experience with automated testing tools such as Playwright, Vitest, Cypress or Jest ...

following: Dynamics 365 CE/CRM development Plugins, workflows and custom APIs Dynamics 365 configuration and customisation C# .NET Framework/.NET Core JavaScript, TypeScript, HTML and CSS Web APIs and integration services Azure Functions Azure Logic Apps Azure Service Bus Azure API Management Azure DevOps Git source control REST ...

/ASP.NET Core Umbraco CMS - commercial development experience (not solely content management) Full-stack web application development and MVC architecture HTML5, CSS/SCSS, JavaScript and/or TypeScript REST APIs and web services Microsoft SQL Server Entity Framework/EF Core Git and source control API and third-party ...

about front-end development and enjoy working in a collaborative engineering environment. You'll ideally have: Commercial experience with React.js . Good experience with JavaScript and TypeScript . Experience developing backend services using Node.js . Strong knowledge of HTML5, CSS3 and responsive design principles. Experience consuming RESTful APIs. Familiarity with ...

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 ...

written and verbal. Self-motivated with a proactive approach to problem solving. Desirable Skills Exposure to or interest in Kotlin development. Experience with HTML, JavaScript or modern web technologies. Knowledge of cloud platforms such as AWS, Azure or GCP. Experience working within highly regulated enterprise environments. Familiarity with CI/ ...

have: GIS & point-cloud processing: GDAL/PDAL, GeoPandas, Open3D, LAS/LAZ/Raster/Vectorhandling, spatial transforms and analysis. TypeScript/JavaScript for developing front-end dashboards and user interfaces. Packaging & distribution: familiarity with publishing and versioning packages (NuGet and/or PyPI). About NM Group ...

Infrastructure as Code (IaC) and GitOps practices. Experience operating containerized workloads on Kubernetes. Exposure to front-end technologies such as TypeScript, Vue.js, or modern JavaScript frameworks. Experience implementing monitoring, observability, and operational tooling. What success looks like Delivering scalable, secure, and resilient backend services that support Verisk Ignite's products ...

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 ...

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 ...

scalable backend services and APIs using Python frameworks such as FastAPI, Flask, or Django. Develop responsive, intuitive, and secure user interfaces using React, TypeScript, JavaScript, HTML5, CSS and Tailwind. Build healthcare and research applications that support clinical, operational, and AI-enabled workflows. Collaborate with Product, AI/ML/Data ...