76 to 100 of 456 JavaScript Jobs in the UK

Senior, Forward Deployed Engineer (Agentic Automation for CMC R&D)

Hiring Organisation
GSK
Location
London, UK
Employment Type
Full-time
Experience of full-stack or AI/ML engineering experience, including production deployments. Strong proficiency in Python and at least one of TypeScript/JavaScript, Go, or similar. Demonstrated ability to take ideas from sketch to working software at speed with R&D scientists as end users — startup ...

Senior, Forward Deployed Engineer (Physical AI & Self-Driving Labs)

Hiring Organisation
GSK
Location
London, UK
Employment Type
Full-time
experience of full-stack or AI/ML engineering experience, including production deployments. Strong proficiency in Python and at least one of TypeScript/JavaScript, Go, or similar. Hands-on experience with GenAI patterns: agents, multi-agent orchestration, retrieval-augmented generation (RAG), prompt engineering, and evaluation. Strong experience ...

Senior, Forward Deployed Engineer (Digital Twin & Optimization)

Hiring Organisation
GSK
Location
Greater London, United Kingdom
Employment Type
Full Time
goals: Strong full-stack or AI/ML engineering experience, including production deployments. Strong proficiency in Python and at least one of TypeScript/JavaScript, Go, or similar. Strong awareness of the main process modeling approaches (mechanistic and first-principles models, hybrid models, data-driven and ML models, and process ...

Senior, Forward Deployed / Full Stack Engineer (Document Authoring & Knowledge Systems)

Hiring Organisation
GSK
Location
Greater London, United Kingdom
Employment Type
Full Time
ship production full-stack applications and APIs, from backend services to user interfaces. Strong proficiency in Python and at least one of TypeScript/JavaScript, Go, or similar. Hands-on experience with GenAI patterns: retrieval-augmented generation (RAG), agents, document authoring and generation, human-in-the-loop review design ...

Fullstack Developer

Hiring Organisation
Qualient Technology Solutions UK Limited
Location
Reading, Berkshire, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £450/day
services like ECS, EKS, S3, SQS Understanding of REST APIs Understanding of CICD Good understanding of Kubernetes Nice to have Skills: Docker JavaScript: ReactJS and NodeJS preferred AWS API Gateway and Serverless technologies Message broker like Apache Kafka BPM framework Mustache template Experience in large scale integration projects involving messaging ...

Senior Test Engineer (SDET)

Hiring Organisation
NonStop Consulting
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£650 - £700/day
changes on test coverage Essential skills Test tools: Cucumber, Playwright and K6 Version control: GitHub and Azure DevOps Microsoft-stack coding: C#, Node.js, JavaScript or TypeScript SQL and relational databases Testing on .NET, SQL and microservices, both on-prem and in the cloud Proven experience as an automation test engineer ...

Senior Full Stack Engineer

Hiring Organisation
Spectrum IT Recruitment Limited
Location
Newbury, Berkshire, South East, United Kingdom
Employment Type
Permanent
Salary
£80,000
standards. This role suits an experienced engineer who enjoys solving challenging problems, taking ownership, and supporting colleagues. Skills required: Strong commercial experience with TypeScript, JavaScript, and Node.js Proven full-stack development experience using React and Node.js Experience designing scalable applications and APIs Good knowledge of MongoDB, Redis or similar technologies ...

Technical Lead

Hiring Organisation
Anson Mccade
Location
Manchester, North West, United Kingdom
Employment Type
Permanent
Salary
£90,000
Technical Lead or Senior engineer Strong software engineering and system design background Experience delivering enterprise applications on AWS, Azure or GCP Proficiency in JavaScript, Java or .NET Agile delivery experience (Scrum/Kanban) Knowledge of DevOps, CI/CD, infrastructure-as-code and modern testing practices Strong communication and stakeholder ...

Technical Lead

Hiring Organisation
2mrw Group
Location
London, United Kingdom
Employment Type
Permanent
Salary
£90000 - £115000/annum
support. Ability to influence technical decisions, mentor engineers and communicate with senior stakeholders. Technical Stack Experience with a selection of the following: Languages: TypeScript, JavaScript, Node.js, React, Go or Rust. Databases: PostgreSQL, Redis or MongoDB. Cloud & infrastructure: AWS, Docker, Kubernetes, Terraform or AWS CDK. Architecture: Microservices, event-driven systems, serverless ...

QA Engineer Lead - WEMBLEY

Hiring Organisation
Adecco
Location
Wembley, London, United Kingdom
Employment Type
Permanent
Salary
£70000 - £90000/annum + perm benefits
automation frameworks in complex environments Strong hands-on experience with tools such as Playwright, Selenium, REST Assured, Postman, or similar Development experience using Java, JavaScript, or TypeScript Experience testing APIs, microservices, and distributed systems Strong understanding of CI/CD practices and automated quality gates Experience defining testing strategies ...

Full Stack Developer

Hiring Organisation
Experis
Location
United Kingdom
Employment Type
Permanent
with non-technical stakeholders to ensure alignment with project objectives Essential skills: Active DV clearance Proficiency in modern front-end technologies including HTML5, CSS3, JavaScript, and frameworks such as React, Angular, or Vue.js Strong server-side development skills using Node.js, Python, or Java Experience with SQL and NoSQL databases, including ...

Development Manager

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
development packages in the market, all inclusive. My client is based in Central ManchesterFlex workingDevelopment Manager, .net core, ASP.NET MVC, sql, mvc, .net, Angulkar.js, javascript, greenfield ...

Senior Full Stack Developer - TypeScript / Node.js / React

Hiring Organisation
Adria Solutions Ltd
Location
Manchester, United Kingdom
Employment Type
Permanent
Salary
£70000 - £85000/annum
interested in engineers who enjoy understanding how things work beneath the surface. You'll ideally have experience with: Core Technologies TypeScript Node.js React JavaScript Cloud & Infrastructure AWS Infrastructure as Code (CloudFormation or similar) ECS/Fargate Lambda API Gateway SQS DynamoDB PostgreSQL Redis/ElastiCache Load Balancers (ALB/ ...

Full Stack Developer

Hiring Organisation
Searchability (UK) Ltd
Location
Tunbridge Wells, Kent, South East, United Kingdom
Employment Type
Permanent
Salary
£70,000
Core skills Strong commercial experience with C#, .NET/.NET Framework and ASP.NET MVC SQL Server, LINQ and an ORM such as Entity Framework JavaScript, HTML and CSS Unit and integration testing (MSTest, Selenium or similar) Building and maintaining web applications end to end, plus API integrations Git and GitHub ...

Product Engineer

Hiring Organisation
Hays
Location
Belfast, County Antrim, Northern Ireland, United Kingdom
Employment Type
Permanent
experience, with level determined by technical depth and scope of ownership. You'll ideally bring experience across some of the following: React.js, TypeScript or JavaScript Python or comparable modern backend technologies RESTful or GraphQL API development PostgreSQL and database design Cloud-native development, ideally AWS AWS Lambda, S3, CloudFront ...

Product Engineer

Hiring Organisation
Hays
Location
London, England, United Kingdom
experience, with level determined by technical depth and scope of ownership. You'll ideally bring experience across some of the following: React.js, TypeScript or JavaScript Python or comparable modern backend technologies RESTful or GraphQL API development PostgreSQL and database design Cloud-native development, ideally AWS AWS Lambda, S3, CloudFront ...

Principal Software Engineer

Hiring Organisation
Hackajob Ltd
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Contribute to continuous improvement within your team Collaborate with your peers on technical direction within your team Required experience Core Software Engineering such as: JavaScript frameworks (React, NextJS), TypeScript, Python or Java REST API development/OpenAPI/Swagger Cloud services (AWS or Azure) Containerisation & Orchestration (Docker, Kubernetes, OpenShift) Infrastructure ...

UI Engineer

Hiring Organisation
Pontoon
Location
Warwickshire, United Kingdom
Employment Type
Contract
Contract Rate
£550/day
years of experience in a front-end or UI engineering role, ideally in a cloud or hybrid environment. Strong proficiency in HTML, CSS, JavaScript (ES6+), TypeScript, and the Angular Framework. Expertise in automation testing, including unit, integration, and end-to-end tests. Proven experience in building responsive, accessible, and high ...

Site Reliability Engineer

Hiring Organisation
Anson Mccade
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent, Work From Home
Experience Candidates should bring experience across a range of the following areas: Software development: Experience developing software using Java and web technologies, such as JavaScript and HTML. Operating systems and scripting: Familiarity with Linux and Windows command-line environments, including Bash and PowerShell. Cloud infrastructure: Hands-on experience with cloud ...

Innovation Software Developer

Hiring Organisation
EOS IT Solutions
Location
Armagh, Co. Armagh, UK
Employment Type
Full-time
years of software development experience in complex environments. Strong expertise in Python for application development, data processing, and integration. Advanced experience with C++ and JavaScript/TypeScript. Experience developing and consuming REST and/or gRPC APIs. Hands-on experience with IoT technologies, sensor data, and telemetry pipelines. Knowledge ...

Senior Mobile and Frontend Software Engineer

Hiring Organisation
Zest Eco Ltd
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent
Accountabilities: The role is responsible for the following: Core React & React Native Skills: Strong commercial experience with React and React Native Proficiency in JavaScript (ES6+) and TypeScript Experience with Expo Solid understanding of functional components React Hooks (useState, useEffect, useMemo, useCallback) Component lifecycle in React Native Experience building cross-platform ...

Automation Engineer (Back End) - (Security Cleared)

Hiring Organisation
Solirius Consulting
Location
London, UK
Employment Type
Full-time
process and software development life-cycle. Hands-on experience of building test automation frameworks from scratch. Proficiency in scripting and programming languages such as JavaScript and Java (3+years). Experience of API testing, ideally using RestAssured or SoapUI.Experience in the implementation of Contract Testing solutions. Familiarity with the configuration ...

Staff AI Solutions specialist

Hiring Organisation
ARM
Location
Cambridge, Cambridgeshire, UK
Employment Type
Full-time
forecasting, prediction or classification. Experience with enterprise platforms such as Salesforce, SAP, ServiceNow or Celonis. Experience developing scalable, user-friendly applications using TypeScript or JavaScript, React and modern front-end technologies such as CSS or Tailwind. In ReturnYou will have the opportunity to work across a varied portfolio ...

Senior Consultant - Agentic AI / Generative AI

Hiring Organisation
Capgemini
Location
Cheshire West and Chester, United Kingdom
Employment Type
Full Time
good cross-section of these skills, along with the adaptability and curiosity to learn new tools as projects demand. Languages & Frameworks: Python (3.10+), TypeScript, JavaScript (ES6+), SQL, Bash · Frontend: React.js, Next.js (App Router & Server Components), Tailwind CSS, ShadCN UI, Redux, Zustand, Jest, Cypress. Build AI product UX patterns (streaming, review ...

Associate Director, Identity Governance and Administration (Manchester)

Hiring Organisation
Fitch Group
Location
Manchester, United Kingdom
Employment Type
Full Time
Microsoft 365 (SharePoint Online, Teams) and the Atlassian suite (Confluence, Jira). What Would Make You Stand Out: Experience with Vue.js or a comparable JavaScript front-end framework, particularly in the context of extending or building identity-related web interfaces or portals. Exposure to secrets-management patterns using external secrets ...