26 to 50 of 1,269 JavaScript Jobs in the UK

Senior Engineer (Full-Stack)

Hiring Organisation
Liquidnet
Location
London, UK
Employment Type
Full-time
Front/Backend Engineer in Typescript in a professional environment. Front-end skillsProficient in HTML5, CSS3, and TypescriptProficient in React, Redux, ReactQueryExperience with modern JavaScript frameworks - ReactKnowledge of version control systems (Git)Understanding of cross-browser compatibilityFamiliarity with RESTful APIs, GraphQL and WebsocketsExperience with CSS pre-processors e.g. TailwindBack ...

Software Engineer

Hiring Organisation
Corpay
Location
Coventry, UK
Employment Type
Full-time
building applications with C#, ASP.NET and .NET Core, including REST and SOAP services delivered through Web API. Some front end development experience using React, JavaScript ES6, HTML and CSS. Working knowledge of SQL Server and designing effective approaches for storing and presenting complex data. Experience working in agile delivery teams ...

Full Stack Software Developer (.NET/AWS)

Hiring Organisation
Verisk Analytics
Location
Norwich, Norfolk, United Kingdom
Salary
£ 70 K
learn and improveHighly desirableExperience working with AWS serverless services (Lambda, Step Functions, API Gateway)Front-end development experience with Vue.js, React, Angular or modern JavaScript frameworksExperience working within Agile/Scrum development environmentsKnowledge of event-driven architecture or message bus technologiesExperience implementing Test-Driven Development (TDD)Understanding of software design ...

Lead Software Engineer (Hybrid)

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
Salary
£95,000
youve 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 ...

Full Stack Engineer

Hiring Organisation
Project People
Location
Reading, United Kingdom
functional teams in an agile environment Troubleshoot and resolve software bugs efficiently Ensure compliance with internal security and quality standards 🧰 Tech Stack & Tools: Frontend: JavaScript (React), jQuery, HTML/CSS Backend: ASP.NET Core, MVC .NET, Entity Framework Core, C# Database: MS SQL Server 2016+, T-SQL Cloud & DevOps: Microsoft Azure ...

Software Engineering Specialist - DV Cleared

Hiring Organisation
Salt
Location
London, United Kingdom
Employment Type
Temporary
standards and best practices. Technical Skills We are interested in engineers with experience across some of the following technologies: Programming: Python, Java, C++, C#, JavaScript Cloud: AWS, Azure, GCP DevOps: Jenkins, GitLab, GitHub Actions, CI/CD Infrastructure as Code: Terraform, Ansible, Chef, Puppet Containerisation: Docker, Kubernetes, Helm, OpenShift Operating ...

Graduate Software Engineer C

Hiring Organisation
WHD
Location
Maidenhead, Royal Borough of Windsor and Maidenhead, Berkshire, United Kingdom
Employment Type
Permanent
Salary
£35000 - £36000/annum
oriented programming , data structures and algorithms , and common design patterns . Familiarity with one or more of the following: C#/.NET, React, TypeScript, JavaScript, SQL , or another object-oriented language. Exposure to relational databases, web development, Git, Visual Studio, or Azure DevOps/Jira would be an advantage ...

Graduate Software Engineer

Hiring Organisation
McGregor Boyall
Location
Belfast, County Antrim, United Kingdom
Employment Type
Full-Time
Salary
£35,000 - £40,000 per annum
internships, placements, graduate roles, bootcamps, or personal projects) Understanding of software engineering principles and development methodologies Experience or academic exposure to: HTML, CSS and JavaScript React or similar frontend frameworks Python development REST APIs SQL and relational databases Git and version control Strong analytical and problem-solving skills Excellent communication ...

Software Engineering Specialist - DV Cleared

Hiring Organisation
Salt
Location
South East London, UK
standards and best practices. Technical Skills We are interested in engineers with experience across some of the following technologies: Programming: Python, Java, C++, C#, JavaScript Cloud: AWS, Azure, GCP DevOps: Jenkins, GitLab, GitHub Actions, CI/CD Infrastructure as Code: Terraform, Ansible, Chef, Puppet Containerisation: Docker, Kubernetes, Helm, OpenShift Operating ...

Software Developer Senior Full Stack Developer – .NET / C# / React / TypeScript

Hiring Organisation
Sanderson Recruitment
Location
Cheltenham, Gloucestershire, United Kingdom
Salary
£ 60 K
applications using .NET, C#, React and TypeScript.Build and support scalable backend services, APIs and database solutions.Develop responsive, user-friendly frontend applications using modern JavaScript frameworks.Contribute to the development and improvement of CI/CD pipelines and deployment processes.Work collaboratively with other developers to analyse requirements, design solutions and deliver ...

Senior Software Engineer

Hiring Organisation
Lockheed Martin
Location
Gloucester, Gloucestershire, United Kingdom
Salary
£ 60 K
experienceProven experience delivering software in a professional engineering environment.Confidence developing software in at least one modern language, such as Java, Python, C++, Go, Rust, JavaScript or TypeScript.Practical experience with Linux, Git and automated unit testing.The ability to work through technical trade-offs and explain your choices along ...

Lead Software Developer - SC Cleared

Hiring Organisation
Network IT
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 625 Daily
applications and writing performant code, Git, abstracting code into core libraries and creating reusable components, debugging and systems analysis, HTML5, CSS/SASS & Javascript and TypeScript, familiarity with a frontend framework such as Angular/React/Vue (Angular preferred), CI/CD and pipelines. Leadership - You are a strong ...

Senior Software Developer in Test - Senior Consultant

Hiring Organisation
Scale Factory
Location
South East London, London, United Kingdom
Employment Type
Permanent, Work From Home
clearance Significant experience in Agile environments (e.g., SCRUM, Kanban). Solid technical development background with strong coding skills in Java, C#, TypeScript, JavaScript, or similar Proven expertise in automation testing, with hands-on experience using tools like Playwright, Selenium, Cypress, or RestAssured Strong knowledge of integration testing and automation frameworks ...

Senior Software Engineer II -Java

Hiring Organisation
LexisNexis Risk Solutions Group
Location
London, UK
Employment Type
Full-time
Boot 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.Ability to explain design decisions and trade-offsTechnical leadership and influenceConfidence driving technical discussionsProficiency in SQL, including query writing, stored ...

Senior Fullstack Software Engineer - (Java, Spring Boot, Microservices

Hiring Organisation
TPXImpact Holdings Plc
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£70,000
Agile and DevOps practices, with a focus on continuous integration and delivery. Some proficiency in one or more programming languages (e.g., Python, Java, JavaScript) and experience with software architecture patterns. Experience with cloud platforms (e.g., AWS, Azure, GCP) and infrastructure as code. Familiarity with CI/CD pipelines, automated testing ...

Forward Deployed Engineer

Hiring Organisation
Hackajob Ltd
Location
Newcastle Upon Tyne, Tyne and Wear, North East, United Kingdom
Employment Type
Permanent
direct experience calling LLM APIs in production code with an understanding of token management, latency, and cost tradeoffs Basic understanding of web technologies including JavaScript, HTML, and CSS Familiarity with cloud fundamentals (AWS, Azure, or GCP), containers (Docker), and CI/CD pipelines Understanding of Agile delivery fundamentals Experience with ...

QE AI Engineer (Python)

Hiring Organisation
NTT DATA
Location
London, UK
Employment Type
Full-time
full SDLC, not limited to test execution Experience 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 approaches Experience using CI/CD pipelines to integrate and run automated tests Good ...

Software Engineer - Data & AI

Hiring Organisation
McLaren Group
Location
Woking, Surrey, UK
Employment Type
Full-time
risk early. What You'll Bring Python (FastAPI), Node.js, REST APIs. SQL and PostgreSQL.Redis/Valkey for session and WebSocket coordination at scale. Strong JavaScript/TypeScript, HTML5, CSSReact (or equivalent), component architecture, state management. Responsive design, web performance (Core Web Vitals: LCP/INP/CLS).Git-based workflows ...

Power Platform / D365 Technical Lead

Hiring Organisation
Version 1
Location
Edinburgh, Midlothian, United Kingdom
Salary
£ 70 K
Automate, Dataverse Experience of implementing D365 CE modules such as Sales, Customer Service, Contact Centre, Customer Insights Front end development experience using HTML, CSS, JavaScript, jQuery, Liquid Template Strong server-side development experience C#/.Net Strong experience using Plugins, Custom Workflow Activities, Custom APIs Integration experience with REST APIs ...

Power Platform / D365 Technical Lead

Hiring Organisation
Version 1
Location
Belfast, Down, United Kingdom
Salary
£ 60 K
Automate, Dataverse Experience of implementing D365 CE modules such as Sales, Customer Service, Contact Centre, Customer Insights Front end development experience using HTML, CSS, JavaScript, jQuery, Liquid Template Strong server-side development experience C#/.Net Strong experience using Plugins, Custom Workflow Activities, Custom APIs Integration experience with REST APIs ...

Principal Developer

Hiring Organisation
Version 1
Location
London, UK
Employment Type
Full-time
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
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 ...

Power Platform / D365 Technical Lead

Hiring Organisation
Version 1
Location
Birmingham, West Midlands (County), United Kingdom
Salary
£ 70 K
Automate, Dataverse Experience of implementing D365 CE modules such as Sales, Customer Service, Contact Centre, Customer Insights Front end development experience using HTML, CSS, JavaScript, jQuery, Liquid Template Strong server-side development experience C#/.Net Strong experience using Plugins, Custom Workflow Activities, Custom APIs Integration experience with REST APIs ...