1 to 25 of 232 Permanent JavaScript Jobs in the South East

technical leadership role Public sector or central government project experience Consultancy experience and comfort working directly with clients Proficiency across multiple languages (Java, Python, JavaScript, etc.) Who This Role Suits You'll thrive here if you: Enjoy solving complex, meaningful problems Want to contribute to public sector services with real ...

Required At least 3 years' experience in C# and .NET development with strong OOP knowledge Solid front-end skills including HTML5, CSS3 and JavaScript/TypeScript, plus a modern framework (e.g. React, Angular or Blazor) Experience with SQL databases, RESTful APIs and software testing practices Salary & Benefits Salary ...

delivering digital products (web apps and services) to market using agile methodologies. Strong proficiency in C#, .NET, React and Azure. Other development skillsets: JavaScript, HTML/CSS, Azure PaaS (Azure Functions, Azure Logic Apps, Cosmos DB, Azure App Service, Azure Service Bus), ARM/Bicep templates, SharePoint. Demonstrable creative flair ...

improvement efforts, introducing new ideas and technologies What You'll Bring Proven experience as a Full Stack Engineer or similar role Expertise in React, JavaScript/TypeScript, HTML, CSS, and responsive design principles Strong understanding of Back End technologies and best practices Passion for writing clean, well-tested code Experience ...

platforms such as Salesforce, Azure, SharePoint, and Power Platform. Experience working with secure, data-driven applications and distributed systems. Technical Skills Frontend: HTML, CSS, JavaScript (Node.js, browser frameworks) Backend: PHP (Symfony, Smarty), C# (.NET Core), Azure Functions (Node.js/PowerShell), PowerShell Database: MSSQL, PostgreSQL (including JSON), MySQL/MariaDB Integration ...

platforms such as Salesforce, Azure, SharePoint, and Power Platform. Experience working with secure, data-driven applications and distributed systems. Technical Skills Frontend: HTML, CSS, JavaScript (Node.js, browser frameworks) Backend: PHP (Symfony, Smarty), C# (.NET Core), Azure Functions (Node.js/PowerShell), PowerShell Database: MSSQL, PostgreSQL (including JSON), MySQL/MariaDB Integration ...

platforms such as Salesforce, Azure, SharePoint, and Power Platform. Experience working with secure, data-driven applications and distributed systems. Technical Skills Frontend: HTML, CSS, JavaScript (Node.js, browser frameworks) Backend: PHP (Symfony, Smarty), C# (.NET Core), Azure Functions (Node.js/PowerShell), PowerShell Database: MSSQL, PostgreSQL (including JSON), MySQL/MariaDB Integration ...

platforms such as Salesforce, Azure, SharePoint, and Power Platform. Experience working with secure, data-driven applications and distributed systems. Technical Skills Frontend: HTML, CSS, JavaScript (Node.js, browser frameworks) Backend: PHP (Symfony, Smarty), C# (.NET Core), Azure Functions (Node.js/PowerShell), PowerShell Database: MSSQL, PostgreSQL (including JSON), MySQL/MariaDB Integration ...

platforms such as Salesforce, Azure, SharePoint, and Power Platform. Experience working with secure, data-driven applications and distributed systems. Technical Skills Frontend: HTML, CSS, JavaScript (Node.js, browser frameworks) Backend: PHP (Symfony, Smarty), C# (.NET Core), Azure Functions (Node.js/PowerShell), PowerShell Database: MSSQL, PostgreSQL (including JSON), MySQL/MariaDB Integration ...

platforms such as Salesforce, Azure, SharePoint, and Power Platform. Experience working with secure, data-driven applications and distributed systems. Technical Skills Frontend: HTML, CSS, JavaScript (Node.js, browser frameworks) Backend: PHP (Symfony, Smarty), C# (.NET Core), Azure Functions (Node.js/PowerShell), PowerShell Database: MSSQL, PostgreSQL (including JSON), MySQL/MariaDB Integration ...

platforms such as Salesforce, Azure, SharePoint, and Power Platform. Experience working with secure, data-driven applications and distributed systems. Technical Skills Frontend: HTML, CSS, JavaScript (Node.js, browser frameworks) Backend: PHP (Symfony, Smarty), C# (.NET Core), Azure Functions (Node.js/PowerShell), PowerShell Database: MSSQL, PostgreSQL (including JSON), MySQL/MariaDB Integration ...

application development (.NET Core, C#) or winforms/WPF (C#) development. Our client will provide you with training into: .NET 10.0, WPF, MVVM, Prism, JavaScript, React, Angular 21, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, ASP.NET Core Web API, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and Azure SQL. ...

design and technical strategy. Explore and adopt emerging tech such as AI, ML and automation. Skills & Experience Strong hands-on experience with C#, .NET, JavaScript, HTML/CSS, React . Solid knowledge of Azure PaaS (Functions, Logic Apps, Cosmos DB, App Service, ARM/Bicep). Experience with Azure DevOps ...

Tealium Event Stream, and Adobe Analytics Experience of integrating data sources via web and hypermedia APIs Proficient in Web Technologies like HTML, CSS, JavaScript, React.js, Next.js and Node.js, and in event-driven and eventual consistency systems using Kafka, .Net, Java, REST APIs, AWS, Terraform and DevOps Nice to have:experience ...

continuous improvement across engineering practices Manage technical debt and ensure engineering decisions align with business and customer outcomes Key Requirements Strong commercial experience with JavaScript/TypeScript React Mandatory Backend expertise in Node.js or Java (JVM-based frameworks) Proven experience designing and building REST-based microservices architectures Strong understanding ...

Experience 5+ years of experience in frontend/UI engineering, with a focus on performance and scale Deep expertise in React, TypeScript, and JavaScript Strong understanding of WebSocket integration, low-latency data streaming, and threading Experience troubleshooting data-heavy UIs and optimising load times Familiarity with tools like Redis, Kafka ...

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 ...

related field 5+ years of experience in frontend/UI engineering, with a focus on performance and scale Deep expertise in React, TypeScript, and JavaScript Strong understanding of WebSocket integration, low-latency data streaming, and threading Experience troubleshooting data-heavy UIs and optimising load times Familiarity with tools like Redis ...

Power Platform with Azure services, custom connectors, APIs, and Logic Apps Experience applying ALM principles using Azure DevOps and Power Platform Build Tools Solid JavaScript experience for client-side customisation and web resources Experience working in agile, multidisciplinary delivery teams Strong understanding of security concepts including Dataverse security and role ...

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 ...

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 ...

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/ ...

events globally. Working closely with clients, project managers, and fellow developers, you'll: Lead front-end development with your deep HTML, CSS, and JavaScript expertise Build WCAG 2.2 AA compliant interfaces that set the standard for accessibility Leverage your SQL skills and server-side development experience in C# or similar ...

high-quality code through testing and TDD practices. Assist in the transition towards highly automated, data-driven lending processes. Requirements Proficiency in TypeScript and JavaScript . Strong experience with React and Next.js. Experience using Node.js. Proven ability in UI development and CSS styling libraries. Working knowledge of RESTful APIs ...

commercial Software Engineering role/team using either C#, C++ or Python. Ideally you'll have full stack experience with Blazor or JavaScript/TypeScript.Above all we are looking for robust OOP programming skills, software design patterns/best practices and practical experience applying TDD. clear communication/interpersonal skills ...