51 to 75 of 1,595 JavaScript Jobs in the UK

designing and developing solutions utilising most of the following technologies:• Strong front end web development experience with Angular or React (we use Angular), Typescript, JavaScript, HTML/CSS with an eye for good UX• Experience in designing and building distributed systems using Microsoft C#, .NET Core and Web API• Experience ...

analysis or insights Software Engineer: Degree in Computer Science or related a STEM discipline Proficiency in one or more programming languages (Java, Python, C++, JavaScript) Understanding of object-oriented programming (OOP) principles Experience with modern frameworks (e.g. React, Angular, Spring Boot, Django) Knowledge of full-stack development concepts (e.g. MEAN ...

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 ...

Nexus, etc. Good understanding on Containerisation solutions, e.g., K8, Docker, Kaniko, etc. Proficiency in at least one of the standard programming languages – Java/JavaScript, C#, Python, or similar Object-oriented programming Proficiency in at least one of the standard scripting languages – Terraform, Bash, Ansible, etc. Good understanding of Software ...

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 ...

background should ideally include: Hands-on experience with a UI automation framework such as Playwright, Cypress or Selenium. Coding or scripting experience using TypeScript, JavaScript, Java or a similar language. An understanding of REST API testing and validation. Experience managing test cases and defects through tools such as Jira ...

clearance Significant experience in Agile environments (e.g., SCRUM, Kanban). Solid technical development background with strong coding skills in Java, C#, TypeScript, JavaScript, or similar Proven expertise in automation testing, with hands‐on experience using tools like Playwright, Selenium, Cypress, or RestAssured Strong knowledge of integration testing and automation frameworks ...

clearance Significant experience in Agile environments (e.g., SCRUM, Kanban). Solid technical development background with strong coding skills in Java, C#, TypeScript, JavaScript, or similar Proven expertise in automation testing, with hands-on experience using tools like Playwright, Selenium, Cypress, or RestAssured Strong knowledge of integration testing and automation frameworks ...

Knowledge of SOLID principles, domain-driven design (DDD) and test-driven development (TDD) - Experience with test automation, unit testing, mocking and refactoring - Experience with JavaScript frameworks such as React - Experience using object-relational mapping (ORM) tools, such as Entity Framework - Experience working with Agile and Scrum methodologies - Experience using agentic ...

technical and professional expertise Strong experience designing and implementing automation across UI, API, services, and integration layers Proficiency in programming languages such as Java, JavaScript/TypeScript, Python, or C# Hands‐on experience with automation tools (Selenium, Playwright, Cypress, RestAssured, Appium, etc.) Strong understanding of microservices, containers, and distributed architectures ...

scripting languages; Python, GO, PowerShell, Bash, Groovy* Programming language with a working knowledge in at least one of Java, C# (.NET Framework/Core), JavaScript (Node.js), Ruby, C++* Developer tooling; Full stack CI/CD, GitLab, Jenkins, SonarQubeNexus* Knowledge and working experience of containerising application components including writing DockerFiles ...

comparable scientific discipline Professional experience developing and delivering commercial software products in production environments Strong software engineering skills with proven proficiency in JavaScript/TypeScript and C# Solid knowledge of object-oriented software design principles and modern software development practices Experience across multiple stages of the software development lifecycle, from ...

Boot and Web Services. Strong understanding of REST APIs, Spring Boot, Micro Services and SOA web services. Expertise with front-end technologies such as JavaScript, TypeScript, Angular, and/or ReactJS. Ability to explain design decisions and trade-offs Technical leadership and influence Confidence driving technical discussions Proficiency ...

.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 ...

/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 ...

full SDLC, not limited to test execution Experience working with at least one modern programming language such as Python (is a MUST), Java, JavaScript/Typescript or C# Experience with web, API, and non-functional testing approaches Experience using CI/CD pipelines to integrate and run automated tests Good ...

Development – Proficiency in Python (Pandas, FastAPI, Flask) for building enterprise applications, data processing, and API development • Frontend Development – Experience with ReactJS , Node.js, TypeScript/JavaScript, and modern web development practices • Database Technologies – Hands-on experience with RDBMS databases (e.g., Oracle, PostgreSQL) and NoSQL databases (e.g., MongoDB) • DevOps & Cloud – Experience with ...

team Essential 5+ years’ commercial experience across the full software development lifecycle. A strong hands-on experience with Python, C#, TypeScript/JavaScript , and modern web frameworks such as Vue.js, React, Node.js, or Flask . You are experienced in building cloud-based applications using modern architectural approaches such as: serverless ...

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 ...

Automate, Dataverse Experience of implementing D365 CE modules such as Sales, Customer Service, Contact Centre, Customer Insights Front end development experience using HTML, CSS, JavaScript, jQuery, Liquid Template Strong server-side development experience C#/.Net Strong experience using Plugins, Custom Workflow Activities, Custom APIs Integration experience with REST APIs ...

Managers, Quants and other stakeholders to understand requirements and translate business needs into technical solutions.Required Skills and ExperienceStrong software engineering skills in TypeScript/JavaScript, Java and Python.Experience with React, Redux and Node.js.Experience building Java services using frameworks such as Spring Boot.Strong understanding of software design, API development and data ...

APIs, event-driven architectures and data integration technologies . Good understanding of SQL, data modelling, data warehousing and ETL/ELT concepts. Proficiency in JavaScript, Apex, Java or Python . Strong understanding of Salesforce security, governance, data privacy and GDPR . Experience with CI/CD, source control, automated testing ...

other stakeholders to understand requirements and translate business needs into technical solutions. Required Skills and Experience Strong software engineering skills in TypeScript/JavaScript, Java and Python. Experience with React, Redux and Node.js. Experience building Java services using frameworks such as Spring Boot. Strong understanding of software design, API development ...

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 ...

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 ...