1 to 25 of 36 Permanent JavaScript Jobs in Northern Ireland

management, Digital software engineering. Many of our solutions involve custom engineering of unique solutions and experiences created from modern web-scale technologies, including SPAs, JavaScript, Microservices, Cloud Computing and Machine Learning. As a technologist in Digital Engineering, EY offers you the opportunity to apply your skills in a highly strategic ...

professional environment.* Front-end skills + Proficient in HTML5, CSS3, and Typescript + Proficient in React, Redux, ReactQuery + Experience with modern JavaScript frameworks - React + Knowledge of version control systems (Git) + Understanding of cross-browser compatibility + Familiarity with RESTful APIs, GraphQL and Websockets + Experience with ...

Engineer in Typescript in a professional environment. Front-end skills Proficient in HTML5, CSS3, and Typescript Proficient in React, Redux, ReactQuery Experience with modern JavaScript frameworks - React Knowledge of version control systems (Git) Understanding of cross-browser compatibility Familiarity with RESTful APIs, GraphQL and Websockets Experience with CSS pre-processors ...

practices. Required Skills & QualificationsEducationBachelor's degree in Computer Science, Software Engineering, or a related field (or equivalent practical experience).Technical SkillsCommercial experience of React.js, JavaScript, HTML, and CSS.Understanding of JavaFamiliarity with REST APIs. Knowledge of version control systems such as Git. Knowledge of Agile/Scrum methodologiesBasic understanding ...

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 ...

engineering practices like code reviews, CI/CD pipelines, and SOLID/DRY principles. Technical Skills: Hands-on experience with the following technologies: Frontend: JavaScript/TypeScript, Angular, React, Node. Backend: Java, Spring Boot, Hibernate. Desirable Kotlin. Estimation and Sizing: Experience in estimation and sizing. Integration and API Design: Experience ...

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, LiquidTemplate Strong server-side development experience C#/.Net Strong experience usingPlugins, Custom Workflow Activities, Custom APIs Integration experience withRESTAPIs/custom connectors Azure ...

with CE modules such as Sales, Marketing, Customer Service, Field Service and Customer Insights) C# plug-in development and PCF development (TypeScript/React) JavaScript form customisation and Power Automate Knowledge of public cloud platforms, such as AWS and Azure, including SaaS and PaaS offerings Desirable Typescript REST API integrations ...

Digital software engineering. Many of our solutions involve custom engineering of unique solutions and experiences created from modern web-scale technologies, such as HTML5, JavaScript, Micro-Services, Cloud Computing and Machine Learning. As a technology specialist, EY offers you the opportunity to apply your skills in a highly strategic context … continuous improvement and engineering excellence. Skills and attributes for success Strong professional full-stack development experience, with increasing levels of responsibility. Strong experience with JavaScript or TypeScript and modern front-end frameworks such as React, Angular or Vue. Strong backend development experience using Node.js, Java, Python, .NET or similar technologies. ...

have: Extensive experience in QA automation within Agile environments Strong hands-on experience with Playwright, Selenium, Cypress or WebDriverIO Strong programming experience in Java, JavaScript or TypeScript Experience designing and maintaining scalable automation frameworks Strong API, functional and end-to-end testing experience Experience integrating automated testing into CI/ ...

hands-on technical capacity. Strong software engineering expertise across modern languages and frameworks, including experience coding in one or more of: Python, Go, TypeScript, JavaScript or React. Experience delivering AI-enabled or Generative AI solutions within enterprise environments. Experience building enterprise-scale cloud-native applications using Kubernetes, containers, microservices ...

hands-on technical capacity. Strong software engineering expertise across modern languages and frameworks, including experience coding in one or more of: Python, Go, TypeScript, JavaScript or React. Experience delivering AI-enabled or Generative AI solutions within enterprise environments. Experience building enterprise-scale cloud-native applications using Kubernetes, containers, microservices ...

Able to work on-site four days per week at our Belfast office Extensive meaningful hands-on engineering experience developing large scale systems using JavaScript, TypeScript, or similar. Direct hands-on experience with and deep knowledge of React and TypeScript, plus one or more UI back-ends (Rails, Swing, Node ...

ability to work with evolving requirements Good communication skills and experience working in cross-functional teams Nice to Have Experience with TypeScript or JavaScript Experience contributing to frontend applications (React) Familiarity with observability tooling (logging, monitoring, tracing) Experience with data modelling and metadata management Exposure to CI/CD practices ...

Java or Python Deep experience with backend frameworks such as Spring Boot/Spring Core and Flask/FastAPI Solid frontend experience with modern JavaScript frameworks (React, Angular, or Vue) Experience designing and delivering scalable, cloud‐native applications Exposure to Gen‐AI concepts including: Large Language Models (LLMs) and transformer ...

Java or Python*** Deep experience with backend frameworks such as **Spring Boot/Spring Core** and **Flask/FastAPI*** Solid frontend experience with **modern JavaScript frameworks** (React, Angular, or Vue)* Experience designing and delivering **scalable, cloud‐native applications*** Exposure to Gen‐AI concepts including: + Large Language Models (LLMs ...

Java or Python Deep experience with backend frameworks such as Spring Boot/Spring Core and Flask/FastAPISolid frontend experience with modern JavaScript frameworks (React, Angular, or Vue)Experience designing and delivering scalable, cloud‐native applicationsExposure to Gen‐AI concepts including: Large Language Models (LLMs) and transformer‐based systemsPrompt ...

Essential* Extensive experience in QA automation within Agile environments.* Strong automation experience using tools such as Selenium, Cypress, Playwright, or TestComplete.* Proficiency in Java, JavaScript, or similar programming/scripting languages.* Proven ability to design and maintain scalable automation frameworks (Playwright/WebDriverIO preferred).* Experience integrating automation within ...

Microsoft Power Platform (5+ years' experience), including: Strong Dataverse and model-driven app developmentC# plug-in development and PCF development (TypeScript/React)JavaScript form customisation and Power AutomateKnowledge of public cloud platforms, such as AWS and Azure, including SaaS and PaaS offeringsDesirableTypescriptREST API integrationsAzure DevOps and Power Platform ALMAzure ...

critical systems. The ideal candidate will have deep experience in Python development, support and incident management, modern delivery methodologies, cloud platforms, and front-end JavaScript technologies. Key ResponsibilitiesProduction Support & OperationsProvide L2/L3 support for Python-based applications in production environmentsMonitor system performance, troubleshoot incidents, and perform root cause analysisDrive … infrastructure as code (e.g., Terraform, ARM, CloudFormation)Ensure security, scalability, and resilience of cloud-based systemsFront-End DevelopmentDevelop or support UI components using modern JavaScript frameworks (e.g., React and Angular)Collaborate with UX/UI teams to improve user experienceEnsure seamless integration between front-end and back-end systemsQualificationsRequired Skills ...

critical systems. The ideal candidate will have deep experience in Python development , support and incident management , modern delivery methodologies , cloud platforms , and front-end JavaScript technologies . Key Responsibilities Production Support & Operations Provide L2/L3 support for Python-based applications in production environments Monitor system performance, troubleshoot incidents … code (e.g., Terraform, ARM, CloudFormation) Ensure security, scalability, and resilience of cloud-based systems Front-End Development Develop or support UI components using modern JavaScript frameworks (e.g., React and Angular) Collaborate with UX/UI teams to improve user experience Ensure seamless integration between front-end and back-end systems ...

apply them effectively. Experience architecting maintainable systems that balance speed of delivery with long‐term sustainability. Comfortable working across the stack, including frontend technologies (JavaScript, CSS). Skilled at using modern LLM‐powered tools to accelerate work and explore solutions — with the judgement to know when to rely on your ...

apply them to solve business problems. Strong teamwork and collaboration skills. A proactive and self-starting approach. Nice To Have Experience with C#, JavaScript or similar technologies. Experience with Microsoft Azure or Microsoft 365. Experience implementing SaaS or cloud-based products. Familiarity with AI, LLMs, agents or Copilot technologies. Experience ...

apply them to solve business problems. Strong teamwork and collaboration skills. A proactive and self-starting approach. Nice To Have Experience with C#, JavaScript or similar technologies. Experience with Microsoft Azure or Microsoft 365. Experience implementing SaaS or cloud-based products. Familiarity with AI, LLMs, agents or Copilot technologies. Experience ...

apply them to solve business problems. Strong teamwork and collaboration skills. A proactive and self-starting approach. Nice to have: Experience with C#, JavaScript or similar technologies. Experience with Microsoft Azure or Microsoft 365. Experience implementing SaaS or cloud-based products. Familiarity with AI, LLMs, agents or Copilot technologies. Experience ...