1 to 25 of 29 Contract JavaScript Jobs in the South East

collaborate within a cross-functional agile team. Required Skills & Experience: Technical Skills Extensive professional software development experience. Front-end: Strong proficiency in React.js , JavaScript/TypeScript, Redux/RTK, hooks, and modern UI patterns and architecture. Micro front-end experience is key having delivered micro front-end architectures, and creating ...

technologies. Build and configure applications using ArcGIS Enterprise components such as ArcGIS Portal, ArcGIS Server, and Data Store. Develop custom tools and widgets using JavaScript, React JS, ArcGIS Experience Builder, and related frameworks. Support GIS data integration, migration, and transformation using tools like FME. Implement server side components ...

internally + Explain the difference between user needs and the desires of the user Skills and Experience Required: + Programming languages such as C#, JavaScript, Python or Java + Front end frameworks - at least one of AngularJS/React/VueJS/+ Windows infrastructure - IIS, Windows Server + Understanding ...

discussions About You Strong commercial experience in backend development using C# and the .NET ecosystem Frontend development experience using React or a similar modern JavaScript framework Solid understanding of software engineering fundamentals and agile delivery practices Experience working in live production environments, ideally within regulated, government or secure systems Eligibility ...

translate user needs into technical solutions Support containerised environments as part of the wider platform Produce clear documentation and prototypes Key Skills Strong JavaScript and front end development experience React (or similar frameworks such as Vue or Angular) Experience building responsive, user-focused interfaces Real-time data handling (e.g. WebSockets ...

Application Integration Lead the development and migration of GIS-based applications using ESRI technology stack. Utilize programming languages such as Python, SQL, and JavaScript for automation, data processing, and application development. Build custom and COTS-based solutions in ArcGIS Experience Builder using React JS. Spatial Analysis & Visualization Conduct geospatial analysis ...

Development Skills required UI development or support experience Experience with two or more of the following:Ability to read and debug Java and JavaScript (JavaScript coding is a plus) CSS, AJAX, ReactJS, GraphQL, AngularJS Mobile application development Experience using browser developer tools for troubleshooting Experience & Technical Skills Experience providing SaaS … tools such as Eclipse, Splunk, Xcode, Android Studio, or Sauce Labs Additional Technical Knowledge Strong understanding of cloud/web application architecture Scripting experience (JavaScript, Python, Perl, Unix Shell, Windows Shell) Experience with relational databases (e.g. MySQL, Oracle) Experience with object-oriented programming (Java preferred) Familiarity with Linux/Unix ...

with APIs and backend services Optimise UI performance and quality Contribute to code reviews and frontend best practices Required Skills Strong experience with React JavaScript (ES6+)/TypeScript HTML5, CSS3, responsive design State management (Redux, Context, etc.) REST APIs, Git, basic testing (Jest/Cypress) Nice to Have Next.js, design ...

concept (PoC) development to support business and technical requirements Design, develop and maintain back-end services using Python Develop front-end solutions using modern JavaScript frameworks such as React Write and optimise SQL queries and data interactions Use Git for version control and collaborative development Ensure solutions meet security, performance ...

Development & Configuration Design, configure, and customise Dynamics 365 (Sales) entities, forms, views, dashboards, and business process flows Extend platform capability through plugins, workflows, JavaScript, Power Platform components, and Azure integrations Define and implement best-fit technical solutions aligned to existing architecture and business processes Lead end-to-end development ...

detail. Knowledge of using Microsoft Windows and Linux operating systems Non-essential: Distributed simulation standards/Protocols (DIS, HLA, DDS) and web services development (JavaScript, Node JS or similar) Military Communications, Datalinks and Interfaces such as 1553/1760 and Ethernet TCP/IP Practical knowledge of System integration principles ...

/aerospace industry. Desirable Skills and Competencies • Experience of safety critical systems and software in aerospace, automotive or a related industry • Web technologies including Javascript, HTML, etc • C# & C++, Python programming • Windows application development using Visual Studio • Knowledge of ARINC, AFDX and/or CAN bus protocols • Atlassian toolset (Jira ...

/aerospace industry. Desirable Skills and Competencies • Experience of safety critical systems and software in aerospace, automotive or a related industry • Web technologies including Javascript, HTML, etc • C# & C++, Python programming • Windows application development using Visual Studio • Knowledge of ARINC, AFDX and/or CAN bus protocols • Atlassian toolset (Jira ...

lifecycle in FO* Worked on low latency software for traders and sales people* Mix of risk platforms as well as sales platforms etc* Languages - JavaScript/typescript * React essential + redux would be desirable* Backend Java ...

Active Directory, Group Policy and enterprise infrastructure environments. Experience with SQL, SQL Server clustering and PKI infrastructure. Scripting and automation experience using PowerShell, SQL, JavaScript or REST services. Experience with reporting and data visualisation tools such as Power BI or SQL Server Reporting. ...

compliance with organisational and industry standards Required Skills Strong expertise in ServiceNow platform architecture Experience across ITSM, ITOM, CMDB, and Flow Designer Proficiency in JavaScript and REST/SOAP API integrations Understanding of cloud and enterprise architecture principles Experience working in Agile/Scrum environments Strong analytical and problem-solving ...

Experience Strong experience in CRO engineering or hands-on experimentation roles Proficiency in implementing and managing tests using leading experimentation tools Solid understanding of JavaScript, HTML, and CSS for test development Strong analytical capability, with confidence in interpreting behavioural and performance data Experience collaborating with cross-functional digital teams ...

Expertise: ESRI Suite ArcGIS Pro, ArcGIS Enterprise, ArcGIS Online, Experience Builder, Dashboards, Field Apps Survey123/FieldMaps, Arcade Safe FME Arcade/Python/JavaScript SQL API integration CAD Bentley Open Buildings Designer/Autodesk Appreciation of coordinate systems and conversion between them Experience working with Ordnance Survey datasets Summary ...

with agentic coding tools (e.g., Claude Code or equivalent) as a primary workflow Strong experience with multi-agent orchestration and tool integration Proficiency in JavaScript/TypeScript and Node.js Experience designing and consuming REST APIs Proven track record of shipping AI agents to production environments Preferred Qualifications Experience with ...

whereyou'll act as an escalation point for challenging issues that require deep technical expertise. Skills & Experience Webservices experience (Ability to read and understand) JavaScript (Basic understanding) Some experience with Unix/Linux environments Cloud - Ideally Azure/Entra - AWS or GCP accpetable also. SSO - Single Sign-On LDAP Services ...

Developer Agile, WCAG 2.1 AA compliance, MVC, ASP.NET, C#.NET, .Net Core, Web API, Entity Framework, HTML, CSS, JavaScript, Angular, Umbraco, UI/UX, Responsive design, OWASP security, Azure cloud hosting, SQL server, CI/CD pipelines Remote with occasional travel 3 months initial contract – likely to extend … application design, development, and support. Proficiency in ASP.NET, C#.NET, .Net Core, MVC, Web API, and Entity Framework. Strong front-end technology skills – HTML, CSS, JavaScript, Angular. Experience with CMS products such as Umbraco. Ability to translate business requirements into application specifications. Strong understanding of UI, UX, and responsive design. Experience ...

resilient, auditable, and suitable for a financial services control environment Create and oversee build and delivery pipelines supporting applications written in Java, C# .NET, JavaScript (React JS), Python Ensure pipelines are production-grade, observable, and aligned to operational and audit expectations Cloud & Containerised Application Enablement Provide expertise in building cloud … experience designing and delivering enterprise-scale CI/CD solutions, with GitLab experience essential Strong hands-on experience supporting build pipelines for Java, C#, JavaScript, and Python Proven experience building reusable CI/CD frameworks supporting multiple teams and products Cloud & Containerisation Strong experience with cloud platforms and modern application ...

Contract Full-Stack JavaScript Developer (AI Platform) Location: 3 days per week in London Office Duration: 4 weeks with a longer term extension afterwards. IR35 Status: Outside IR35 Rate: £500p/d – £600p/dOpus is partnering with a cutting-edge FinTech start-up to secure a Contract Full-Stack … JavaScript Developer .You’ll be joining a small, high-calibre team building a platform to improve workflows within the the FinTech space. They have a genuinely interesting problem at the intersection of frontend engineering, backend systems, and applied LLM tooling .This is a true 0–1 build , ideal ...

fast-changing environment. Working with the development team to design, develop, and maintain software solutions and responsive and interactive user interfaces (eg JavaScript/TypeScript and React). You will write clean, efficient and well-documented code following Software Engineering principles and industry best practices and participate in code reviews … providing and responding to constructive feedback from team members. You will be proficient in Git for version control and collaborative development and in JavaScript/TypeScript and React for Front End development. Have a good understanding of software development principles, algorithms and data structures and experience building web interfaces ...

business stakeholders, contributing to a modern UI codebase with real users and real impact. Key Responsibilities Build and enhance modern web UIs using JavaScript/TypeScript and modern frameworks (e.g. React) Translate business requirements into clean, user-focused interfaces Work closely with backend teams to integrate APIs and real-time … features end-to-end: from design discussion to delivery Essential Experience Strong experience as a UI/Front - End Developer Solid knowledge of JavaScript , TypeScript , HTML , CSS , and modern UI frameworks Experience delivering production-grade web applications Comfortable working with business users and non-technical stakeholders Able to work independently ...