1 to 25 of 29 Permanent JavaScript Jobs in South Wales

permissions (AWS), DevOps security, CI/CD, CI/CD tools (GitHub Workflows), Git, Python development, Python testing frameworks (pytest, unittest), JavaScript knowledge (Node.js), RabbitMQ, FFMPEG, Linux systems administration Machine Learning Applied machine learning, computer vision, object detection, image classification, model development and evaluation, data annotation and curation, training pipelines ...

schema design, domain-driven architecture, and concurrency. Proven experience developing production-grade RESTful APIs ideally with an API-first approach. Some proficiency in JavaScript/TypeScript-based frontend development, with extensive expertise in React. This includes a deep understanding of the DOM, component design, CSS, and state management. Familiarity with ...

Databricks development and deployment. Optimise Databricks workloads for performance and cost. Need to program using the languages such as SQL, Python, R, YAML and JavaScript Data Integration: Integrate data from various sources, including relational databases, APIs, and streaming data sources. Implement data integration patterns and best practices. Work with ...

need to succeed: Essential Experience Python 3+ years' API Integrations Strong SQL skills (MySQL or PostgreSQL) Solid front-end fundamentals (HTML, CSS, JavaScript, React, Angular) Good understanding of software design principles and best practices Advantageous Technical skills Django experience API design and development Test driven development Front-end frameworks (React ...

Platform components and infrastructure. In-depth knowledge of Power Apps, Power Automate, Power BI and Dynamics 365. Scripting or programming knowledge, such as C#, JavaScript, Python, Power Fx, HTML or CSS. Ability to identify and manage technical risk. Experience providing technical leadership, coaching or mentoring other engineers. Desirable criteria Power ...

above). Advanced skills in SQL and PL/SQL, with a solid understanding of database design and optimisation. Front‐end development experience using JavaScript, JSON, CSS, and HTML. Excellent communication skills, with the ability to engage effectively with both technical and non‐technical stakeholders. A genuine enthusiasm for programming ...

model versioning, dataset management, verification workflows, and result/metric aggregations. Requirements: The technical requirements for the role are: Must have Strong proficiency in JavaScript/TypeScript-based frontend development, with extensive expertise in React. This includes a deep understanding of the DOM, component design, CSS, and state management. Solid ...

consultancy delivering complex, mission-critical software across Central Government. You’ll work in an Agile team on full-stack development with Java, TypeScript/JavaScript, deployed across AWS, Azure and private clouds. This hands-on role offers ownership, mentoring opportunities, direct client engagement, and clear paths to technical leadership, with ...

platform features and technologies from the ground up. Experience needed as a Back End Developer: 3+ years of Node.js development Type Script/Strong JavaScript skills React REST API development ...

improvement. To be successful in your application for the Software Engineering Lead position, you'll ideally have experience with: Python, C#/.NET and JavaScript REST API development GitHub Enterprise and GitHub Actions Azure App Services and Azure Functions Designing and delivering software platforms, integrations or services into operational/ ...

design, microservices architecture, gRPC/REST services, and database design (PostgreSQL, Redis). Frontend proficiency with React/Next.js, responsive design, and modern JavaScript/TypeScript Cloud infrastructure knowledge including AWS services, CI/CD pipelines, and DevOps practices. System architecture experience designing scalable, maintainable applications from ground up. Experience ...

drive integration with Azure Cloud and our Power Platform ecosystem. You will design plugins, workflows, and web applications tied to CRM using C#, ASP.NET, JavaScript, HTML and CSS, while mentoring peers and shaping architectural roadmaps. The role requires deep expertise in Dynamics 365, Azure, and modern web technologies, with ...

data modeling. Knowledge of SharePoint, Microsoft Teams, Azure Logic Apps, and Microsoft 365 ecosystem. Experience with JSON, REST APIs, and scripting (e.g., PowerShell or JavaScript). Familiarity with Agile methodologies and DevOps practices. Excellent problem-solving, communication, and interpersonal skills. Preferred Qualifications: Microsoft Certified: Power Platform App Maker Associate ...

online at your own pace and become job-ready in as little as a few weeks. Our programme includes: Official Training in HTML, CSS, JavaScript, and React.js Official AWS certification Official Microsoft Azure certification [NH1] 30+ hands-on coding projects to build your portfolio Interactive tools including GitHub and real ...

transition. Working knowledge of SQL for test data setup and validation. Proficiency in at least one scripting/programming language (\"e.g., Java, Python, JavaScript, C#.\"). Experience with API testing and validation techniques. Familiarity with defect management tools (\"e.g., JIRA, Azure DevOps.\"). Proven ability to work effectively in secure ...

have: Proven commercial experience in an Automation Engineer or Software Development Engineer in Test (SDET) role. Strong programming skills in modern languages such as JavaScript/TypeScript, or Python. Hands-on experience with modern automation frameworks (e.g., Cypress, Playwright, or Selenium). Solid experience with API testing tools and libraries ...

Pension, Private Medical Insurance, etc. Skills and Experience: Strong automation using Microsoft 365, Power Platform and Azure services Developing bespoke solutions using C#, SQL, JavaScript, Python and related technologies Supporting reporting, data warehousing and analytics requirements Applying practical understanding of AI and LLM-based solutions to improve business processes Introducing ...

platforms. You will work with designers, SEO specialists and client teams to deliver polished, accessible interfaces. Applicants should have strong HTML, CSS and JavaScript skills, experience with Craft CMS/WordPress/Shopify, and a proactive approach to problem-solving. This is a hands-on role focused on delivering reliable ...

interactivity. Write and maintain comprehensive unit and end-to-end tests to ensure reliability at scale. You should have Strong experience with TypeScript/JavaScript and modern frameworks (React or similar). A proven track record of delivering polished, performant, and elegant user interfaces. Deep appreciation for UI/ ...

plugins, workflows, and custom entities to enhance CRM functionality.* Build and maintain web applications tied to Dynamics 365 using C#, ASP.NET (Core and MVC), JavaScript, HTML, and CSS.* Write efficient SQL queries for reporting and data management within Dynamics 365 and relational databases (e.g., SQL Server).**Mentorship*** Mentor developers … Troubleshoot infrastructure issues and optimize resources for cost efficiency and performance.**Web Development & Integration*** Enhance front-end features for contest websites and portals using JavaScript, HTML, and CSS.* Develop RESTful APIs and manage data exports between Dynamics 365 and third-party platforms.* Work with cross-functional teams to integrate ...

implementing AI and machine learning models Serve as a point of contact, providing consultative guidance and support Requirements: Proven programming skills in Python and JavaScript Familiarity with Palantir is a plus Excellent communication and consultative abilities Must hold SC or DV Clearance Please apply if this is of interest. ...

environments with both encode and decoder capability, these include: Android (Android X/ExoPlayer for playback) iOS (AVPlayer and VTDS/VTCS frameworks), FFmpeg, JavaScript based web decoders, native Chromium browser and WebRTC, ALVR (Air Light VR). Working with the decoder and encoder teams to support maintenance and improvements ...

platform capabilities, including AI-enabled features where appropriate. What that means day to day Develop and maintain Dynamics 365 solutions, including customisations, plugins (C#), JavaScript, workflows and integrations. Configure and customise Dynamics 365 using Power Platform technologies including Dataverse, Power Automate and Power Apps Support the development and maintenance … where appropriate. What you’ll need to be successful Essential Experience developing or supporting Microsoft Dynamics 365 (CRM) solutions. Knowledge of .NET, C# and JavaScript development. Experience creating or modifying Dynamics 365 customisations, plugins and workflows. Understanding of REST APIs and system integrations. Experience with Power Platform, including Power Automate ...

full software lifecycle – from requirements and design through to development, testing, deployment and ongoing support. The environment is predominantly Java, alongside TypeScript/JavaScript, with applications deployed across AWS, Azure and private cloud environments. You’ll also have the opportunity to influence technical decisions, mentor other engineers and work directly … ownership without moving away from hands‐on engineering. What we're looking for Strong commercial Java experience Full-stack development experience ideally with TypeScript, JavaScript or React Experience working with AWS and/or Azure CI/CD experience with tools such as GitLab Good understanding of software design, development ...

goals Work throughout the project lifecycle from build and testing through launch and ongoing support Report to Matthew Chatfield Requirements Strong HTML, CSS and JavaScript skills with practical front-end development experience Good understanding of responsive design principles and modern front-end development practices Knowledge of website accessibility standards … practices Awareness of analytics, user behaviour and conversion optimisation principles Core Competencies Demonstrates strong front-end development capabilities with expertise in HTML, CSS, and JavaScript, alongside a solid understanding of responsive design and website accessibility standards. Proficient in CMS platforms and committed to delivering high-quality, user-friendly websites that ...