1 to 25 of 156 JavaScript Jobs in Hertfordshire

Azure). What We're Looking For Required 5 years commercial software engineering experience Strong experience building microservices with Java (Spring Boot) Proficiency with JavaScript/TypeScript, including building front-end applications with React, HTML, and CSS Solid experience with Git and platforms like GitHub/GitLab Hands-on experience ...

Azure). What We're Looking For Required 5 years commercial software engineering experience Strong experience building microservices with Java (Spring Boot) Proficiency with JavaScript/TypeScript, including building front-end applications with React, HTML, and CSS Solid experience with Git and platforms like GitHub/GitLab Hands-on experience ...

Azure). What We're Looking For Required 5 years commercial software engineering experience Strong experience building microservices with Java (Spring Boot) Proficiency with JavaScript/TypeScript, including building front-end applications with React, HTML, and CSS Solid experience with Git and platforms like GitHub/GitLab Hands-on experience ...

writing clean, maintainable code. What We're Looking For Essential Skills: 3 years experience with Java and Spring boot Front-end development using modern JavaScript frameworks Familiarity with cloud infrastructure (Azure or AWS). Hands-on experience with CI/CD tools like GitHub Actions, GitLab, Jenkins, or Azure DevOps. ...

writing clean, maintainable code. What We're Looking For Essential Skills: 3 years experience with Java and Spring boot Front-end development using modern JavaScript frameworks Familiarity with cloud infrastructure (Azure or AWS). Hands-on experience with CI/CD tools like GitHub Actions, GitLab, Jenkins, or Azure DevOps. ...

with one or more of: Node.js/TypeScript .NET/C# PHP/Laravel Strong front-end experience with: React, Vue, or Angular Modern JavaScript/TypeScript API-first development (REST/JSON). Strong database experience (SQL and/or NoSQL). Experience with cloud platforms (AWS, Azure ...

with one or more of: Node.js/TypeScript .NET/C# PHP/Laravel Strong front-end experience with: React, Vue, or Angular Modern JavaScript/TypeScript API-first development (REST/JSON). Strong database experience (SQL and/or NoSQL). Experience with cloud platforms (AWS, Azure ...

Event-driven, microservices-oriented design Cloud: Azure (AWS experience valued), Infrastructure-as-Code Data: SQL, caching strategies, message brokers (RabbitMQ, etc.) Frontend: HTML, CSS, JavaScript DevOps: CI/CD pipelines, Behaviour-Driven Development, modern agile methodologies What You Bring: Senior: 6+ years of software engineering experience Principal: 10+ years ...

Event-driven, microservices-oriented design Cloud: Azure (AWS experience valued), Infrastructure-as-Code Data: SQL, caching strategies, message brokers (RabbitMQ, etc.) Frontend: HTML, CSS, JavaScript DevOps: CI/CD pipelines, Behaviour-Driven Development, modern agile methodologies What You Bring: Senior: 6+ years of software engineering experience Principal: 10+ years ...

Event-driven, microservices-oriented design Cloud: Azure (AWS experience valued), Infrastructure-as-Code Data: SQL, caching strategies, message brokers (RabbitMQ, etc.) Frontend: HTML, CSS, JavaScript DevOps: CI/CD pipelines, Behaviour-Driven Development, modern agile methodologies What You Bring: Senior: 6+ years of software engineering experience Principal: 10+ years ...

Stack .NET development SQL Server & SQL Server Reporting Services Python for data engineering and Power BI Strong SQL knowledge Git/GitHub React/Javascript Experience within NHS or Healthcare sector is a must have Python software developer - Contract: Required Skillset: 5+ years Software engineering experience with Python ...

Stack .NET development SQL Server & SQL Server Reporting Services Python for data engineering and Power BI Strong SQL knowledge Git/GitHub React/Javascript Experience within NHS or Healthcare sector is a must have Python software developer - Contract: Required Skillset: 5+ years Software engineering experience with Python ...

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 ...

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 ...

degree in Computer Science or a closely related discipline. - 4+ years building modern web or data applications with .NET and at least one JavaScript framework. - Hands-on experience with Azure or another major cloud provider, plus an understanding of microservices and event-driven architectures. - You love balancing delivery speed with ...

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 ...

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 ...

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 ...

developing and integrating AI solutions such as chatbots, voicebots, ML models, or LLM-based analytics. Strong proficiency in Python (preferred) and/or JavaScript/TypeScript. Hands-on experience with AI frameworks (TensorFlow, PyTorch, LangChain) and LLM APIs (Azure OpenAI, OpenAI API, Anthropic, AWS Bedrock). Experience with Microsoft ...

developing and integrating AI solutions such as chatbots, voicebots, ML models, or LLM-based analytics. Strong proficiency in Python (preferred) and/or JavaScript/TypeScript. Hands-on experience with AI frameworks (TensorFlow, PyTorch, LangChain) and LLM APIs (Azure OpenAI, OpenAI API, Anthropic, AWS Bedrock). Experience with Microsoft ...

overview Designing and building secure, reliable backend services in Python, following TDD and automated testing practices Developing front-end features using React and modern JavaScript/TypeScript tooling Delivering cloud-native solutions on AWS, working with services such as Lambda, API Gateway, ECS and RDS Working closely with product, design ...

strong fundamentals in core programming principles Experience Required: Relevant experience in software development and familiarity with at least on programming language (C#, Python, Java, JavaScript, or similar) Excellent communication skills and the confidence to engage directly with users and stakeholders A self-motivated and proactive developer who takes initiative Comfortable ...

strong fundamentals in core programming principles Experience Required: Relevant experience in software development and familiarity with at least on programming language (C#, Python, Java, JavaScript, or similar) Excellent communication skills and the confidence to engage directly with users and stakeholders A self-motivated and proactive developer who takes initiative Comfortable ...

infrastructure automation to deliver resilient, maintainable solutions. Responsibilities Develop and maintain backend services and APIs using Node.js Build responsive, accessible frontend components using modern JavaScript frameworks Design event-driven systems using Kafka and SQS Implement infrastructure automation with Terraform Deploy and manage services in AWS (ECS, Cognito, SQS) Containerise applications ...

infrastructure automation to deliver resilient, maintainable solutions. Responsibilities Develop and maintain backend services and APIs using Node.js Build responsive, accessible frontend components using modern JavaScript frameworks Design event-driven systems using Kafka and SQS Implement infrastructure automation with Terraform Deploy and manage services in AWS (ECS, Cognito, SQS) Containerise applications ...