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

Managed Services - Powerapps Developer

Hiring Organisation
HSO International
Location
United Kingdom
Salary
£ 70 K
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 ...

Technical Lead

Hiring Organisation
Version 1
Location
Birmingham, West Midlands (County), United Kingdom
Salary
£ 60 K
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 ...

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 ...

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
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, Cloud Software Engineer

Hiring Organisation
Jazz Pharmaceuticals
Location
London, United Kingdom
Salary
£ 80 K
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 ...

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
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
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, Cloud Software Engineer

Hiring Organisation
Jazz Pharmaceuticals
Location
Cambridge, Cambridgeshire, United Kingdom
Salary
£ 80 K
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 ...

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 ...

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 ...

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 ...

Senior SRE

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

Senior Vice President, Product Manager — Technical & AI-Enabled - Investor Services

Hiring Organisation
Citigroup
Location
London, United Kingdom
Salary
> £ 150 K
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 ...

Engineering Manager

Hiring Organisation
Adele Carr Recruitment Limited
Location
Stockport, Cheshire, England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £85,000 per annum
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 ...

Digital Developer

Hiring Organisation
Parker Jones Group Ltd
Location
Exeter, Devon, United Kingdom
Employment Type
Contract
Contract Rate
£600/day
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 ...

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
City of London, London, England, 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 ...

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

Hiring Organisation
Involved Solutions
Location
Ipswich, Suffolk, 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# Developer - Front Office Investment bank

Hiring Organisation
Meraki Talent Limited
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£650 - £850 per day, Negotiable
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 ...

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 ...