51 to 75 of 1,608 JavaScript Jobs in the UK

testing for front-end and APIs Microsoft certifications (Power Platform, Azure, Dynamics 365) C#/.NET development for Dataverse plugins and Azure-based extensions JavaScript for Dynamics 365/Dataverse client-side customisation Understanding of Dataverse security, forms, business rules, and solution layering Experience troubleshooting custom CE extensions as part ...

coding best practices and modern architectural patterns, including microservices and message-driven architecturesHands-on developing/coding experience using the following technologies:Frontend (JavaScript/TypeScript or Angular or React)Backend (Node.js, Java, Spring Boot, Hibernate)NFR/Non-Functional requirement understanding and experience developing applications with this in mindStrong ...

across the full SDLC, not limited to test executionExperience working with at least one modern programming language such as Python (is a MUST), Java, JavaScript/Typescript or C#Experience with web, API, and non-functional testing approachesExperience using CI/CD pipelines to integrate and run automated testsGood understanding ...

coding best practices and modern architectural patterns, including microservices and message-driven architectures Hands-on developing/coding experience using the following technologies: Frontend (JavaScript/TypeScript or Angular or React) Backend (Node.js, Java, Spring Boot, Hibernate) NFR/Non-Functional requirement understanding and experience developing applications with this ...

technical excellenceContributing to architectural decisions, reducing technical debt and improving platform sustainabilityWho we're looking for:Strong commercial experience developing software using Java and JavaScript/TypeScriptExperience building and supporting RESTful microservices in Spring Boot, Node.js or similar frameworksSolid understanding of cloud technologies, ideally Azure, alongside infrastructure and containerisation toolsExperience ...

software 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 in integration ...

scalable backend services and APIs using Python frameworks such as FastAPI, Flask, or Django. Develop responsive, intuitive, and secure user interfaces using React, TypeScript, JavaScript, HTML5, CSS and Tailwind. Build healthcare and research applications that support clinical, operational, and AI-enabled workflows. Collaborate with Product, AI/ML/Data ...

software 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 in integration ...

software 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 in integration ...

software 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 in integration ...

scalable backend services and APIs using Python frameworks such as FastAPI, Flask, or Django. Develop responsive, intuitive, and secure user interfaces using React, TypeScript, JavaScript, HTML5, CSS and Tailwind. Build healthcare and research applications that support clinical, operational, and AI-enabled workflows. Collaborate with Product, AI/ML/Data ...

software 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 in integration ...

software 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 in integration ...

Spanner, Cloud SQL and BigQueryDataflow, Apache BeamVertex AI, DialogFlow, Auto MLArchitectureMicroservices patternsEvent-driven architectures and message queuesRelational and non-relational databasesLanguages and frameworksJava 17+, JavaScript, Python, SQLCommon frameworks and APIs such as Spring Boot, Guice, Jersey, Node.js, FlaskKnowledge of JVM, its limitations, weaknesses, and workaroundsBuilding tools such as Maven ...

prior endeavors. In addition, the successful candidate should have:3+ years of proven software development experience in relevant industry, with proficiency in C#, JavaScript (React and/or Angular), Typescript, databases (relational and/or NoSQL), and cloud technologies, preferably AWS.Experience with RESTful API design, development, and scalable microservice architecturesAbility ...

plus)Experience with a public cloud provider, GCP is a plusProven experience in software developments with languages such as C#, Java, C++, Golang, Rust, JavaScript, Python, or Ruby (this list is not exhaustive).Experience with observability tools (e.g. Datadog, Prometheus, ELK, Jaeger...)Great team spirit with a problem-solving attitude.A ...

driving products from concept to client adoption.Genuine technical literacy — ability to read and write code in at least one of Java, Python, or JavaScript/TypeScript. Practical understanding of APIs, data models, microservices architecture, and CI/CD pipelines.Strong understanding of AI/ML and the current LLM landscape — ability ...

automated testing, and AI-assisted development practices. Skills & Experience Proven experience leading software engineering teams in enterprise or SaaS environments. Strong background in Java, JavaScript frameworks, SQL, REST APIs, microservices, and cloud platforms (AWS, Azure, or GCP). Experience with Docker, Kubernetes, Git, CI/CD, automated testing, and DevOps ...

Experience Proven experience working as a Frontend Developer, Digital Developer or in a similar role . Strong hands-on experience with: React Next.js TypeScript JavaScript HTML CSS Experience developing responsive and accessible web applications. Experience working with APIs and integrating frontend applications with backend services. Familiarity with databases and search ...

Spring MVC, REST web services and GIT Version Control • Strong understanding of Java, Spring framework, UI Design & design patterns. • Good understanding of HTML , CSS & JavaScript . • Knowledge of Unix/Linux operating system • Knowledge of CI/CD pipelines, Docker, Kubernetes and DevOps principles. My client is based in London ...

testing and software releases Contributing to continuous improvement of development processes and technologies Essential: Commercial experience developing with Python Experience using Django Knowledge of JavaScript, HTML and CSS Experience with SQL and database design Proficiency with Git and GitHub Experience with CI/CD pipelines, including GitHub Actions Experience working ...

using TypeScript, leveraging frameworks such as Next.js or Vite. GenAI Frameworks: Familiarity with tools like LangChain, LangGraph, CrewAI, or Vercel AI (in Python or JavaScript). LLM experience: Practical experience with Large Language Models (LLMs) such as OpenAI, Anthropic, Mistral, or Llama, and tools like Ollama. Cloud Platforms: Proficiency ...

Build RESTful APIs using Flask and FastAPI for internal services and cross team integrations Develop lightweight web based dashboards and interfaces using HTML, CSS, JavaScript and Jinja2 Work with PostgreSQL, MySQL, MongoDB and Redis for application, configuration and testing data Build and maintain Docker and Docker Compose environments for application ...

Metrics (including Leverage Exposure) Pre-trade calculations and trade booking workflows Desirable Skills Experience with modern front-end technologies would be advantageous, including: HTML JavaScript/TypeScript React Redux ...

TeamCity, and Chef • Experience of messaging or transactional environment i.e. NServiceBus, Websphere MQ, MSMQ or RabbitMQ • Experience of web technologies including HTML, CSS, JavaScript, jQuery and web client frameworks such as Knockout.js or Angular • Experience of XML, JSON and related like schemas and XSLT transformations • Experience ...