76 to 100 of 1,610 JavaScript Jobs

Senior Software Engineer

Hiring Organisation
Lockheed Martin
Location
Brockworth, England, United Kingdom
exciting journey of innovation and growth. What skills will I need? Proficient in current Java, knowledge of other languages such as Python, C++, JavaScript, TypeScript, React is a bonus. Experience of developing on Linux. Thorough understanding of mocking and unit testing frameworks such as JUnit 5.x (Jupiter). Experienced with ...

IT Solution Architect

Hiring Organisation
BDO
Location
London, United Kingdom
Employment Type
Permanent
communication, including presentation skills. Able to communicate to stakeholders at all levels of the organisation and 3rd parties. Experience working with the following technologies: JavaScript, React, C# .NET, Python, SQL, APIs, Azure, Power Platform, SaaS, PaaS, IaC. Exposure to and understanding of emerging technologies e.g. AI, LLMs, Machine Learning ...

Software Developer

Hiring Organisation
Allegis Global Solutions
Location
London, England, United Kingdom
methodologies. Minimum Requirements Highly skilled in C#, preferably with good experience of using the following technologies ASP.Net, MVC, PostgreSQL or similar, HTML, CSS, JavaScript, .Net framework, Azure cloud stack. Able to understand financial calculations and translate them into correctly working code with confidence. Writing clean, efficient, and well-documented code. ...

Senior Full Stack Engineer (Golang/Typescript/Kubernetes)

Hiring Organisation
Safe Intelligence
Location
Slough, Berkshire, UK
Employment Type
Full-time
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 ...

Senior Full Stack Engineer (Golang/Typescript/Kubernetes)

Hiring Organisation
Safe Intelligence
Location
City of London, London, United Kingdom
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 ...

Full Stack Developer - SC Cleared

Hiring Organisation
Run-Time Group Ltd
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Contract, Work From Home
8.0 (or newer), Restful APIs, LINQ, Visual Studio, Azure DevOps, IIS, SQL Server, including T-SQL, Schema Design, Performance Tuning. Front end requires: React (JavaScript Framework), CSS, JSON, Swagger, Postman, Lighthouse, Visual Studio, Azure DevOps ...

.Net Developer

Hiring Organisation
Crowd Link Consulting Ltd
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£60,000
Skills C#/.Net Core Vue or Angular or React or Typescript or Knockout SQL Server Web API, HTML, CSS, Web Services, JQuery and JavaScript Desirable skills AWS Services or Azure Docker/Rancher Unit Testing Selenium automation The role requires that you are an excellent team player ...

Full Stack Developer

Hiring Organisation
Metaskil Limited
Location
Hatfield, Hertfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £45,000 per annum
logic as well as NodeJS frameworks including ReactJS, NextJS, NestJS etc. You will have commercial experience in Frontend Web development technologies, including HTML, CSS & JavaScript/Typescript as well in using Git or related technologies. Ideally you will have TDD or BDD development experience as well as an understanding ...

Senior / Lead Full Stack Developer

Hiring Organisation
Chameleon IT Solutions Limited
Location
East Anglia, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
months mentoring or leading junior engineers . Key technical skills include: Frontend: ReactJS, Next.js, modern UI principles. Backend: Node.js, ASP.NET (C#), Spatial Data Languages: JavaScript (ES6+), TypeScript, C# Databases: SQL Server, PostgreSQL, MongoDB. APIs: RESTful, GraphQL. Testing: Jest or similar frameworks. Cloud Infrastructure: DevOps/AWS/Github/Jira ...

Integration Developer

Hiring Organisation
Wiltshire Council
Location
Trowbridge, Wiltshire, South West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£45,000
house development team. Previous experience of source control using GIT, and database development using Microsoft SQL Server, alongside an understanding of JavaScript, HTML, and CI/CD pipelines, will be essential. A solid understanding of other technologies, such as developing Blazor apps, working in YAML, and using MAUI for developing ...

Full Stack C# Developer £60k - £80k

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £80,000 per annum
friendly, high-performing team Integrate modern tooling and cloud-native services Tech you’ll use .NET 10, C# 14, ASP.NET Core, Azure, SQL, TypeScript, JavaScript, Angular, React, Vue.js, .NET MAUI, Microservices, APIs, Docker, Kubernetes, GitHub Copilot. What we’re looking for Strong C#/.NET/.NET Core experience Azure ...

Lead Software Developer - .Net

Hiring Organisation
Hireful
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£65,000
evolving resilient, high-performance systems using the Microsoft stack, working across C#, .NET, SQL, Azure and modern front-end technologies such as React, JavaScript and TypeScript. If you have a passion for emerging technologies, DevOps, cloud platforms, this is the role for you... Role: Lead Software Developer, Senior .NET Developer ...

Senior Software Engineer

Hiring Organisation
GTreasury
Location
Slough, Berkshire, UK
Employment Type
Full-time
mentoring others while staying close to the code. Core Tech Stack C#/ASP.NET Core Azure (cloud architecture & services) Microsoft SQL Server Modern JavaScript frameworks (Angular experience a plus) CI/CD with Azure DevOps TDD/BDD practices Your Impact Design and build scalable, resilient cloud applications Take ownership ...

Senior Software Engineer

Hiring Organisation
GTreasury
Location
London Area, United Kingdom
mentoring others while staying close to the code. 💻 Core Tech Stack C#/ASP.NET Core Azure (cloud architecture & services) Microsoft SQL Server Modern JavaScript frameworks (Angular experience a plus) CI/CD with Azure DevOps TDD/BDD practices 🧠 Your Impact Design and build scalable, resilient cloud applications Take ownership ...

Senior Software Engineer

Hiring Organisation
Investigo
Location
Nottingham, UK
Employment Type
Full-time
improvements that directly impact clients. Candidates must have or be eligible for SC clearance. Role Highlights Maintain, enhance and deploy production applications using Python, JavaScript/TypeScript, and cloud platforms (AWS, Azure, or GCP) Develop new features, improvements, and integrations based on client feedback, service metrics, or evolving requirements Troubleshoot ...

Senior Software Engineer

Hiring Organisation
Investigo
Location
Derby, England, United Kingdom
improvements that directly impact clients. Candidates must have or be eligible for SC clearance. Role Highlights Maintain, enhance and deploy production applications using Python, JavaScript/TypeScript, and cloud platforms (AWS, Azure, or GCP) Develop new features, improvements, and integrations based on client feedback, service metrics, or evolving requirements Troubleshoot ...

Senior Software Engineer - eDV Cleared

Hiring Organisation
Searchability NS&D
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £100,000 per annum
SENIOR SOFTWARE ENGINEER TO HAVE.... Current enhanced DV clearance Experience with at least one or more of the following: Java, Python, C++, .NET, C#, JavaScript, React Experience mentoring juniors or leading a team Experience/Knowledge of automation IT WOULD BE NICE FOR THE SENIOR SOFTWARE ENGINEER TO HAVE.... Cloud ...

Mid-Level Software Developer

Hiring Organisation
Oscar Associates (UK) Limited
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£50,000
decisions and improving development practices Building cloud-first solutions with scalability and performance in mind Tech Stack Core technologies: .NET/.NET Core C# JavaScript Plus experience with the following: Azure (App Services, Functions, Storage, DevOps) ASP.NET MVC/Web API SQL Server & relational databases Entity Framework RESTful APIs HTML ...

Contract Senior Software Engineer - eDV Cleared

Hiring Organisation
Searchability NS&D
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £750 per day
NEED THE SENIOR SOFTWARE ENGINEER TO HAVE.... Current enhanced DV clearance Experience with at least one of the following: Java, Python, C++, C#, .NET, JavaScript, React Experience mentoring juniors or leading teams is nice to have but not essential Experience/Knowledge of automation IT WOULD BE NICE ...

Full Stack Developer

Hiring Organisation
Proactive Appointments
Location
Folkestone, Kent, England, United Kingdom
Employment Type
Full-Time
Salary
£28,000 - £30,000 per annum
dataset preparation. Experience supporting or developing Power BI dashboards and data visualisations. Familiarity with APIs, automation tools and AI/ML-driven platforms. Strong JavaScript and jQuery skills, including asynchronous handling and AJAX. Knowledge of version control tools such as Azure DevOps. Understanding of UX principles across online and mobile ...

Java Developer with GenAI/GitHub Copilot

Hiring Organisation
Realtech Services
Location
Arizona, United States
Employment Type
Permanent
Salary
USD Annual
with machine learning frameworks (e.g., TensorFlow, PyTorch). Familiarity with containerization and orchestration technologies (Docker, Kubernetes). Knowledge of front-end technologies (HTML, CSS, JavaScript) is a plus. ...

Umbraco Developer

Hiring Organisation
Elevation Recruitment Group
Location
Doncaster, South Yorkshire, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £65,000 per annum
quality delivery Working with SQL Server to ensure secure and accurate data and content management Supporting front-end changes using Razor, HTML, CSS and JavaScript when needed Troubleshooting issues, improving performance and optimising stability, security and speed Working closely with marketing, IT and operational teams to ensure digital platforms support ...

Lead GenAI Full Stack Engineer / Managing Consultant

Hiring Organisation
83zero Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£85,000
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 ...

Lead GenAI Full Stack Engineer / Managing Consultant

Hiring Organisation
83zero Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £88,000 per annum
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 ...

Generative AI Consultant

Hiring Organisation
83zero Ltd
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 45,000 - 70,000 Annual
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 ...