26 to 50 of 2,167 JavaScript Jobs in the UK

Senior Software Developer

Hiring Organisation
Morgan Spencer
Location
London, United Kingdom
Salary
£ 60 K
enhancements • Working collaboratively across teams to deliver digital projects and continuous improvementsEssential: • Strong commercial experience in software development • Highly proficient in Python, Django, JavaScript, HTML and CSS • Experience with database design and SQL • Strong knowledge of Git and collaborative development workflows • Experience developing with React and/or React Native ...

Software Engineering Manager

Hiring Organisation
CyberCoders
Location
London, United Kingdom
Salary
£ 80 K
NoSQL (MongoDB, Cassandra) and performance tuning.Familiarity with messaging systems (Kafka, RabbitMQ) and asynchronous architectures.Strong programming experience in one or more languages (Java, C#, Python, JavaScript/TypeScript, Go) and build tools (Maven, Gradle).Experience implementing test automation strategies, TDD/BDD practices and load testing (JMeter).Practical knowledge of DevOps ...

Senior Software Developer II - Full-Stack

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
J2EE and Web Services. Strong understanding of REST APIs, Spring Boot, Micro Services and SOA web services. Expertise with front-end technologies such as JavaScript, TypeScript, Angular, and/or ReactJS. Proficiency in SQL, including query writing, stored procedures, and basic data modeling. Strong experience with modern testing frameworks, including ...

Senior Full Stack Developer - 12 Month FTC

Hiring Organisation
Hackajob Ltd
Location
Aberdeen, Aberdeenshire, Scotland, United Kingdom
Employment Type
Permanent
Salary
£90,000
bring to the table: Senior-level software engineering experience with strong hands-on capability Experience mentoring and supporting junior developers Strong knowledge of modern JavaScript/TypeScript development Experience working in Agile/Scrum environments Cloud development experience, particularly with Azure Frontend experience with React and TypeScript Backend experience with ...

Senior Software Developer II - Full-Stack

Hiring Organisation
RELX Group
Location
London, United Kingdom
Salary
£ 80 K
using Java, J2EE and Web Services.Strong understanding of REST APIs, Spring Boot, Micro Services and SOA web services.Expertise with front-end technologies such as JavaScript, TypeScript, Angular, and/or ReactJS.Proficiency in SQL, including query writing, stored procedures, and basic data modeling.Strong experience with modern testing frameworks, including unit ...

Systems Developer

Hiring Organisation
Massenhove Recruitment Limited
Location
London, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £55,000 per annum
tools (e.g. Jenkins, GitHub Actions, Azure DevOps) Experience working in a regulated industry (e.g. financial services, insurance, healthcare) Familiarity with front-end basics (JavaScript, HTML/CSS) for full-stack contributions Knowledge of software security best practices Along with our client, we are committed to a diverse workforce ...

Staff Software Engineer - Warehouse Connect

Hiring Organisation
Marks & Spencer
Location
United Kingdom
Salary
£ 60 K
practices, with experience across modern CI/CD pipelines.Expertise in cloud-based application design and delivery, with proficiency in technologies such as Java, SQL, JavaScript, Git and related engineering toolsets.Excellent communication and stakeholder management skills, with the ability to explain complex technical concepts and influence decision-making.Experience mentoring and developing ...

QE AI Lead Engineer

Hiring Organisation
NTT DATA
Location
London, United Kingdom
Salary
£ 100 K
experience you'll bring:Extensive experience as a Senior QE SDET Engineer or Senior DeveloperHas breadth of experience across different tech-stacks, such as JavaScript/TypeScript, Java, C#, or Python, amongst othersExperienced in RAG Weaviate, OpenAI, Agents, MCP, Langchain, Prompt Engineering, Browser-Use, and DjangoExperienced building AI Tools, Agents ...

Senior Full Stack Node Developer

Hiring Organisation
Hippo Digital
Location
Manchester, Greater Manchester, United Kingdom
Salary
£ 70 K
Hippo’s Engineering Herd internally and externally through knowledge sharing, workshops, or blogs.Skills and experience that you needEssential ExperienceExcellent experience in Node.js and modern JavaScript/TypeScript frameworks.Proven track record of delivering high-quality, robust, and scalable solutions within a delivery team.Expertise in coaching and guiding others on the best ...

Senior Full Stack Node Developer

Hiring Organisation
Hippo Digital
Location
Leeds, West Yorkshire, United Kingdom
Salary
£ 70 K
Hippo’s Engineering Herd internally and externally through knowledge sharing, workshops, or blogs.Skills and experience that you needEssential ExperienceExcellent experience in Node.js and modern JavaScript/TypeScript frameworks.Proven track record of delivering high-quality, robust, and scalable solutions within a delivery team.Expertise in coaching and guiding others on the best ...

Senior Full Stack Node Developer

Hiring Organisation
Hippo Digital
Location
Birmingham, West Midlands (County), United Kingdom
Salary
£ 70 K
Hippo’s Engineering Herd internally and externally through knowledge sharing, workshops, or blogs.Skills and experience that you needEssential ExperienceExcellent experience in Node.js and modern JavaScript/TypeScript frameworks.Proven track record of delivering high-quality, robust, and scalable solutions within a delivery team.Expertise in coaching and guiding others on the best ...

Senior .Net Developer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
designing and developing solutions utilising most of the following technologies:• Strong front end web development experience with Angular or React (we use Angular), Typescript, JavaScript, HTML/CSS with an eye for good UX• Experience in designing and building distributed systems using Microsoft C#, .NET Core and Web API• Experience ...

Software Developer, Digital Innovation, Tax and Legal

Hiring Organisation
Deloitte
Location
London, United Kingdom
Salary
£ 80 K
/equivalentProven years of experience in software development working with the following:C# preferred;SQL databases (e.g. SQL Server);Front-end technologies (HTML5, CSS, JavaScript frameworks – Angular preferred);Cloud services (Azure preferred);Experience with GenAI development tools such as Co-Pilot,Experience developing multi-layered products as a full stack ...

Software Developer, Digital Innovation, Tax and Legal

Hiring Organisation
Deloitte
Location
Birmingham, West Midlands (County), United Kingdom
Salary
£ 60 K
/equivalentProven years of experience in software development working with the following:C# preferred;SQL databases (e.g. SQL Server);Front-end technologies (HTML5, CSS, JavaScript frameworks – Angular preferred);Cloud services (Azure preferred);Experience with GenAI development tools such as Co-Pilot,Experience developing multi-layered products as a full stack ...

GenAI Full Stack Engineer - Consultant / Senior Consultant - Digital Excellence

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
applications 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 Full Stack Engineer – Vialto Rewards -

Hiring Organisation
Vialto Partners
Location
London, United Kingdom
Salary
£ 80 K
development experience building enterprise web applications and services, ideally including payroll, compensation, equity, HR, finance, or tax domains. Strong experience designing and building large JavaScript applications with Next.js and/or React (TypeScript, state management, performance optimization). Strong backend development experience in C# and .NET (ASP.NET, WebAPI, MVC) including ...

Technical Lead

Hiring Organisation
London Stock Exchange Group
Location
London, United Kingdom
Salary
£ 80 K
like JFrog, Nexus, etc.Good understanding on Containerisation solutions, e.g., K8, Docker, Kaniko, etc.Proficiency in at least one of the standard programming languages – Java/JavaScript, C#, Python, or similar Object-oriented programmingProficiency in at least one of the standard scripting languages – Terraform, Bash, Ansible, etc.Good understanding of Software engineering concepts ...

Senior Manager, AI Solution Architect, SG&A, Engineering, AI & Data, Technology & Transformation

Hiring Organisation
Deloitte
Location
Manchester, Greater Manchester, United Kingdom
Salary
£ 100 K
Google Cloud Platform.Understanding of how to design and implement RESTful APIs for generative AI applications.Familiarity with web development technologies, such as HTML, CSS, JavaScript, and React.Proficiency in database management systems and SQL.Experience developing ETL pipelines using distributed computing and parallel processing frameworks, such as Spark.Knowledge of Data Architecture & Data Modelling ...

Java + CloudNative

Hiring Organisation
Randstad Technologies Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£65000 - £70000/annum
Java (Core Java, Multithreading, Concurrency), Kotlin, Spring Boot, ReactJS. Cloud & Serverless: AWS Lambda, AWS Cloud Services, Kubernetes. Additional Technical & Functional Competencies Frontend Architecture: TypeScript, JavaScript (ES6+), Redux/Context API, HTML5, CSS3, REST/gRPC integration. Streaming & Messaging: Apache Kafka, Apache Flink. APIs & Protocols: RESTful web services, gRPC, JSON, Protocol ...

Senior Full Stack Java Developer

Hiring Organisation
Version 1
Location
London, United Kingdom
Salary
£ 80 K
engineering practices like Code Reviews, CI/CD Pipelines and SOLID/DRY principalsHands-on developing/coding role using the following technologies:Frontend (JavaScript/TypeScript or Angular or React or Node)Backend (Java, SpringBoot, Hibernate, Kotlin)Experience in estimation and sizingIntegration experienceAPI Design experienceCloud experienceAppetite to work with ...

Senior Full Stack Java Developer

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
practices like Code Reviews, CI/CD Pipelines and SOLID/DRY principals Hands-on developing/coding role using the following technologies: Frontend (JavaScript/TypeScript or Angular or React or Node) Backend (Java, SpringBoot, Hibernate, Kotlin) Experience in estimation and sizing Integration experience API Design experience Cloud experience ...

Node Developer

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
Salary
£65,000
Agile development cycles, contributing to sprint planning, code reviews, and continuous delivery. Key Skills/Experience: Proven experience in Node.js development Strong knowledge of JavaScript (ES6+), asynchronous programming, and event-driven architecture. Experience with building and maintaining RESTful APIs. Solid understanding of SQL and NoSQL databases (e.g., MongoDB, PostgreSQL, MySQL ...

Staff Software Engineer - Warehouse Continuity

Hiring Organisation
Marks & Spencer
Location
United Kingdom
Salary
£ 60 K
software engineering principles, design patterns, automated testing practices and DevSecOps, with experience working across modern CI/CD pipelines.Technical proficiency in Java, SQL, JavaScript and related engineering tools, with experience designing and delivering secure cloud-based applications.Excellent communication and collaboration skills, with the ability to explain complex technical concepts ...

Lead Software Engineer (Hybrid)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
served Written production‐quality code using a variety of languages and frameworks, including but not limited to: Java, C#/.NET, Python, TypeScript, JavaScript, React, Go, Ruby, Scala, R, and SQL Leveraged AI‐assistive development tools for tasks like scaffolding, refactoring, debugging, test generation, and documentation Experience building or integrating ...

Software Project Manager

Hiring Organisation
PEN Group
Location
London Area, United Kingdom
Experience building production software applications. Strong understanding of software architecture and software engineering principles. Experience with one or more modern technology stacks such as: JavaScript/TypeScript React/Next.js Node.js PHP/Laravel .NET Java Good understanding of APIs and system integrations. Experience working with relational databases such ...