1 to 25 of 37 JavaScript Jobs in Wales

Software Developer

Hiring Organisation
Public Health Wales
Location
Cardiff, CF10 4BZ, United Kingdom
Salary
£32557.00 to £39631.00
Microsoft certified etc. Knowledge and experience of APIs, RESTful services and Microservice Architectures. Experience Essential Experience of writing software. Familiarity with programming languages (C#, JavaScript), related frameworks (.Net) and structures (MVC) Familiarity with database technologies (SQL) Familiarity with container platforms (ie. Docker, OpenShift) Familiarity with version control tools ...

Dynamics Developer (12 month FTC)

Hiring Organisation
Yolk Recruitment Ltd
Location
Cardiff, South Glamorgan, United Kingdom
Employment Type
Full-Time
Salary
£50,000 per annum
Essential Strong hands-on experience developing with Microsoft Dynamics 365 and Dataverse . Experience building Power Apps, Power Automate and Power Pages solutions. Strong JavaScript/TypeScript, HTML and CSS skills, ideally with experience using React or a similar framework. Experience integrating applications using REST APIs and Azure services . ...

Software Engineer (Mid and Senior Levels)

Location
Newport, Wales, United Kingdom
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 ...

Senior Next.js Developer

Hiring Organisation
scrumconnect ltd
Location
Swansea, West Glamorgan, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
overall capability of the multidisciplinary team. Key Responsibilities Software Development: Design, build, and support robust, user-centred web applications using Next.js, React, and modern JavaScript/TypeScript, ensuring clean, performant, and maintainable code. API Integration: Integrate intuitive Front End interfaces with Back End Java Spring Boot microservices and AWS serverless ...

Senior Next.js Developer

Hiring Organisation
scrumconnect ltd
Location
Swansea, West Glamorgan, United Kingdom
Employment Type
Permanent
Salary
GBP 55,000 - 65,000 Annual
overall capability of the multidisciplinary team. Key Responsibilities Software Development: Design, build, and support robust, user-centred web applications using Next.js, React, and modern JavaScript/TypeScript, ensuring clean, performant, and maintainable code. API Integration: Integrate intuitive Front End interfaces with Back End Java Spring Boot microservices and AWS serverless ...

Full Stack Developer

Location
Cwmbran, Wales, United Kingdom
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 ...

Senior Infrastructure Engineer - Power Apps

Hiring Organisation
Inspire People
Location
Swansea, Neath Port Talbot, Wales, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£55,000
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 ...

Integrations Consultant / Software Developer

Location
Caldicot, Wales, United Kingdom
Proficiency in database interactions and management via SQL, and MS SQL database structures and architecture Experience writing application code in .NET C++/C#, JavaScript, Java, HTML, SOAP, WSDL, RESTful API/web services, and XML Familiarity with the modern telephony industry, ideally on Mitel Contact Center and UC solutions ...

Lead Applications Developer

Location
Cardiff, Wales, United Kingdom
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 ...

Senior Java Engineer - Remote, Full-Stack, Growth

Location
Newport, Wales, United Kingdom
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 ...

Software Engineer Lead

Hiring Organisation
100% IT Recruitment Ltd
Location
Cardiff, South Glamorgan, Wales, United Kingdom
Employment Type
Permanent
Salary
£70,000
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/ ...

Cloud Engineer

Location
Swansea, Wales, United Kingdom
technology guidance and frameworks, such as NCSC’s Cyber Assessment Framework (CAF) and the Technology Code of Practice (TCoP) Familiarity with Python, Bash and Javascript Agile practices such as Scrum, XP, and/or Kanban Experience using Test Driven Development (TDD) Job Benefits An increasing number of our customers ...

Senior Dynamics 365 Developer & Cloud Architect

Location
Bridgend, Wales, United Kingdom
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 ...

Software Developer Placement Programme No experience needed

Location
Cardiff, Glamorgan, United Kingdom
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 ...

Tester-Functional & Automation Testing- Central Area

Location
Penarth, Wales, United Kingdom
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 ...

Software Development Engineer in Test Engineering · Cardiff, London ·

Location
Cardiff, Wales, United Kingdom
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 ...

Solutions Architect

Location
Newport, Wales, United Kingdom
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 ...

Lead Frontend Developer (Adobe Commerce)

Location
Wrexham, Wales, United Kingdom
development team, ideally in an Adobe Commerce (Magento) E-Commerce environment.* Strong, practical experience with headless commerce architectures (e.g., GraphQL) and expertise in modern JavaScript frameworks and the latest libraries.* Solid understanding of the Adobe Commerce (Magento 2) platform, particularly its theming layer, layout XML, and APIs.* Experience managing multi ...

Integrations Architect & Custom Solutions Developer

Location
Caldicot, Wales, United Kingdom
support, covering Contact Center integrations, reporting, IVR interfaces and API integrations. The role requires strong SQL/MS SQL, .NET/C++/C#, JavaScript and RESTful APIs experience, with a background in telephony interfaces and #J-18808-Ljbffr ...

Frontend Web Developer — Responsive, CMS & Performance

Location
Newport, Wales, United Kingdom
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 ...

Senior Software Developer

Location
Bridgend, Wales, United Kingdom
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 ...

Dynamics Developer

Location
Cardiff, Wales, United Kingdom
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 of integrations with Azure services and third-party systems Participate in the full software development … Platform where appropriate Report to the Dynamics Team Lead Requirements 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 ...

QA Tester (Automated)

Location
Wrexham, Wales, United Kingdom
tests, expand the end-to-end regression suite and support manual testing when required. We're looking for experience with: WebdriverIO or a similar JavaScript-based framework Web and mobile automation BrowserStack or a comparable device-testing platform Regression and manual testing Jira and ideally Xray Experience with Appium ...

.NET Developer

Hiring Organisation
Noir
Location
Bangor, Gwynedd, United Kingdom
Employment Type
Full-Time
Salary
£35,000 - £55,000 per annum
.NET Developer, .NET 10.0, C# 14 - Consultancy - Bangor (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is an award winning Microsoft consultancy. They specialise in delivering innovative … Knowledge of software development methodologies is of interest (Agile, Scrum). My client will provide training in: .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, MongoDB, Azure, AWS, Node.js and Elasticsearch. This is a truly exciting project, one which if you are given ...

Dynamics Developer

Location
Cardiff, Wales, United Kingdom
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 ...