76 to 100 of 1,980 JavaScript Jobs in the UK

QE AI Engineer (Python)

Hiring Organisation
NTT DATA
Location
London, United Kingdom
Salary
£ 80 K
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 ...

Principal, Cloud Software Engineer

Hiring Organisation
Jobleads-UK
Location
Cambridge, England, United Kingdom
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 ...

Technical Lead

Hiring Organisation
Hackajob Ltd
Location
Birmingham, West Midlands, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
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 ...

Senior Full-Stack Engineer (Java, Typescript & Azure)

Hiring Organisation
Legal and General
Location
London, United Kingdom
Salary
£ 80 K
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 ...

Principal Developer

Hiring Organisation
17918
Location
London, United Kingdom
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 ...

Principal Developer

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
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 ...

Principal Developer

Hiring Organisation
Version 1
Location
London, United Kingdom
Salary
£ 80 K
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 ...

Principal Developer

Hiring Organisation
Version 1
Location
Edinburgh, Midlothian, United Kingdom
Salary
£ 70 K
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 ...

Principal Developer

Hiring Organisation
Version 1
Location
Belfast, Down, United Kingdom
Salary
£ 60 K
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 ...

Principal Developer

Hiring Organisation
Version 1
Location
Manchester, Greater Manchester, United Kingdom
Salary
£ 70 K
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 ...

Principal Developer

Hiring Organisation
Version 1
Location
Newcastle Upon Tyne, Tyne and Wear, United Kingdom
Salary
£ 60 K
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 ...

Principal Developer

Hiring Organisation
Version 1
Location
Birmingham, West Midlands (County), United Kingdom
Salary
£ 70 K
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 ...

GCP Architect

Hiring Organisation
PA Consulting
Location
London, United Kingdom
Salary
£ 80 K
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 ...

BXTI - Liquid Credit, Full Stack Software Engineer, Associate

Hiring Organisation
Blackstone Group
Location
London, United Kingdom
Salary
£ 80 K
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 ...

BXTI - Liquid Credit, Full Stack Software Engineer, Associate

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
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 ...

Software Developer | Market Making Technology

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
agility, able to anticipate future challenges, ensuring operational effectiveness. Skills and Experience: Essential: Experience in C# .NET. Experience in at least one of JavaScript, Typescript, React, NodeJS, GraphQL, Docker. Experience of NoSQL or RDMS databases. Knowledge of modern CI/CD and DevOps practices. Experience working with AWS cloud services ...

Full Stack Java Spring Software Engineer

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 80 K
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 ...

Software Developer

Hiring Organisation
Morgan Spencer
Location
London, United Kingdom
Employment Type
Full-Time
Salary
£58,000 - £60,000 per annum
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 ...

GenAI Engineer

Hiring Organisation
Stealth iT Consulting
Location
England, United Kingdom
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 ...

C# Senior Software Developer

Hiring Organisation
Adria Solutions
Location
Preston, Lancashire, North West, United Kingdom
Employment Type
Permanent
Salary
£75,000
Dependency Injection Entity Framework Core (DbContext, DbSet, OnModelCreating, LINQ) and ADO.NET/Raw SQL experience MS SQL Server or MySQL database experience HTML5, CSS3, JavaScript REST API expertise and integration (HttpClient, RestSharp, JSON serialization/deserialization, CORS, HTTPS, API security) Git version control and CI/CD workflows (Azure DevOps ...

Senior Python Developer - up to £90,000 + Bonus - Hybrid

Hiring Organisation
Involved Solutions
Location
Ipswich, Suffolk, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £90,000 per annum
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 ...

Senior Python Developer - up to £90,000 + Bonus - Hybrid

Hiring Organisation
Involved Solutions
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £90,000 per annum
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 ...

C# Senior Developer

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 100 K
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 ...

Software Engineer III - AIML Experimentation, Observability and Governance

Hiring Organisation
Jobleads-UK
Location
Christchurch, England, United Kingdom
background (front‐end and back‐end). Proficiency in developing, debugging, and maintaining code in one or more modern programming languages (e.g., Java, Python, JavaScript/TypeScript). Solid experience with AWS cloud services and infrastructure automation using Terraform. Demonstrated ability to support technical initiatives and mentor junior engineers. Strong ...

Software Engineer III - AIML Experimentation, Observability and Governance

Hiring Organisation
Jobleads-UK
Location
Bournemouth, England, United Kingdom
background (front-end and back-end). Proficiency in developing, debugging, and maintaining code in one or more modern programming languages (e.g., Java, Python, JavaScript/TypeScript). Solid experience with AWS cloud services and infrastructure automation using Terraform. Demonstrated ability to support technical initiatives and mentor junior engineers. Strong ...