101 to 125 of 1,283 JavaScript Jobs in the UK

Principal Software Engineer

Hiring Organisation
Eurochange
Location
Stevenage, Hertfordshire, South East, United Kingdom
Employment Type
Permanent
Salary
£70,000
passionate about building systems that last. You'll bring: Expert-level experience with C#, .NET and object-oriented design Strong front-end knowledge using JavaScript/TypeScript and React Deep experience designing and governing enterprise APIs (REST & SOAP), ideally on Azure Proven leadership in DevOps, CI/CD pipelines ...

Integration Developer

Hiring Organisation
Shaw Daniels Solutions Ltd
Location
Nationwide, United Kingdom
Employment Type
Permanent
interpreting designs and patterns provided by other team members and approved 3rd parties into workable, scalable, reliable solutions. Proficient in creating code, processes, JavaScript, T-SQL, formulas, C#, PowerShell and other scripts as required. Proficient in manipulating and working with a range of data formats including JSON, XML, delimited text ...

Sharepoint Developer

Hiring Organisation
Adecco
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £415/day
Information Technology, or similar fields. Strong understanding of SharePoint environments and Office 365 with DevOps. Hands-on development experience with Office 365 tools, CSS, JavaScript, jQuery, and HTML5. Solid knowledge of Rest API and Graph API. Desirable: Exposure to ASP.Net and C#, and familiarity with Agile delivery. Experience with ...

Software Engineer

Hiring Organisation
Lockheed Martin
Location
Brockworth, Gloucestershire, UK
variety of Defence, Cyber and Intelligence programmes. What skills will I need? Proficient in current Java, knowledge of other languages such as Python, C++, JavaScript, TypeScript, React is a bonus. Experience of developing on Linux. Appreciation of mocking and unit testing frameworks such as JUnit 5.x (Jupiter). Experienced with ...

Software Engineer

Hiring Organisation
Lockheed Martin
Location
Brockworth, England, United Kingdom
variety of Defence, Cyber and Intelligence programmes. What skills will I need? Proficient in current Java, knowledge of other languages such as Python, C++, JavaScript, TypeScript, React is a bonus. Experience of developing on Linux. Appreciation of mocking and unit testing frameworks such as JUnit 5.x (Jupiter). Experienced with ...

Software Engineer (Applied AI)

Hiring Organisation
Euphoric
Location
United Kingdom
LLMs, recommender systems, reinforcement learning) to enhance user experience in a meaningful business domain. Contribute across the tech stack: You’ll work in React (JavaScript/TypeScript) on the frontend and Python (FastAPI, SQLAlchemy) on the backend, shipping production-ready code and user-facing features in addition to innovative ...

Senior Software Engineer

Hiring Organisation
Harrington Starr
Location
City Of London, England, United Kingdom
Senior Software Engineer Key Technologies: C#, .NET, React, JavaScript, Typescript, AWS, Docker City of London, United Kingdom Perm Role: £80,000 - £120,000 Harrington Starr has partnered with a Global Financial Services Vendor and they are looking for a Senior C#, .NET Software Engineer to join their growing team! This ...

Senior Software Engineer - Active eDV Required

Hiring Organisation
Matchtech
Location
Manchester, United Kingdom
Employment Type
Permanent
Providing technical direction and collaboration with peers Job Requirements: Experience working in Agile delivery teams Proficiency in Java development using Spring Boot Knowledge of JavaScript frameworks such as React, Angular, or Vue Experience with cloud services like AWS or Azure Experience in building enterprise-level web applications or services Competence ...

Full Stack Developer

Hiring Organisation
Robert Half
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
using modern Microsoft and Open-source technology Profile Full stack web development using Microsoft and open-source technologies Backend C# development Frontend Angular/JavaScript/TypeScript Dev Extreme UI Components PostgreSQL or SQL Server databases Experience with modern software development practices including Agile, Scrum, TDD, CI/CD Docker ...

Senior Software Engineer - Active eDV Required

Hiring Organisation
Matchtech
Location
Gloucester, Gloucestershire, United Kingdom
Employment Type
Permanent
Providing technical direction and collaboration with peers Job Requirements: Experience working in Agile delivery teams Proficiency in Java development using Spring Boot Knowledge of JavaScript frameworks such as React, Angular, or Vue Experience with cloud services like AWS or Azure Experience in building enterprise-level web applications or services Competence ...

Senior Full Stack Developer

Hiring Organisation
Proactive Appointments
Location
Northampton, Northamptonshire, United Kingdom
Employment Type
Permanent
Salary
GBP 50,000 - 60,000 Annual
implementing technical solutions that enhance business processes. Key Skills & Experience Proven experience in full-stack development (Front End and Back End) Strong proficiency in JavaScript, React, Node.js, HTML, CSS, and SQL Experience with API development and cloud-based systems , preferably AWS (Lambda, S3, Redshift) Python programming experience Excellent analytical ...

Senior Frontend Developer

Hiring Organisation
Lorien
Location
Leeds, West Yorkshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£550 - £600 per day
learning Contribute to component-driven architecture and design system evolution Participate in production support and incident response What You'll Bring Strong experience in JavaScript/TypeScript development Expert-level knowledge of React Native/Expo, TypeScript, and modern JS Experience with state management (Redux, Zustand, Context API) Deep understanding ...

Software Developer

Hiring Organisation
Oscar Associates (UK) Limited
Location
Leicestershire, East Midlands, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£35,000
able to improve your Development skills. Requirements Minimum 3 years of experience in C# .NET Development Environment SQL Server Azure DevOps (CI/CD) JavaScript, HTML + CSS Agile Development Experience Personable nature with great communication skills Desirables C# .NET Core Azure cloud experience (App Services, Functions, Storage, Service ...

Frontend Developer

Hiring Organisation
Stealth iT Consulting
Location
London Area, United Kingdom
based version control Skills & Experience Required Strong experience building front-end applications with React and/or Angular Excellent knowledge of HTML, CSS, JavaScript and TypeScript Experience integrating front-end applications with REST APIs Good understanding of web security principles , including OAuth2.0 and JWT Proven experience designing accessible and user ...

Software Engineer

Hiring Organisation
Experis UK
Location
England, United Kingdom
will collaborate closely with cross-functional teams to develop and deploy robust web applications, leveraging your expertise in Flask, MongoDB, HTML, CSS, Bootstrap, JavaScript, RESTful services, Docker, AWS, Jenkins, and Git. RESPONSIBILITIES Design, develop, and maintain Python-based web applications using the Flask framework. Implement efficient data storage solutions using ...

Azure DevOps Engineer

Hiring Organisation
Stott & May Professional Search Limited
Location
London, United Kingdom
Employment Type
Permanent
Salary
£70,000
Skilled in Infrastructure as Code using Pulumi, ARM, or Terraform, and proficiency in PowerShell, YAML, Python, or TypeScript. Knowledge of frontend technologies (HTML, CSS, JavaScript) and experience supporting web applications. Experience working with synthetic and application monitoring platforms such as Dynatrace and Catchpoint. Understanding of .NET applications and experience making ...

Enterprise Systems Developer

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
Southampton, Hampshire, Nursling, United Kingdom
Employment Type
Permanent
Salary
£45000 - £60000/annum
programming languages such as Java, C#, or Python. Strong knowledge of database management systems (SQL, Oracle, etc.). Experience with web technologies (HTML, CSS, JavaScript, etc.). Experience with developing and maintaining code and configuration changes within SaaS systems. Proficient with API protocols, with strong root cause analysis for integration ...

Software Engineer

Hiring Organisation
Oscar Technology
Location
Nottingham, Nottinghamshire, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £50,000 per annum
Supported by a talented Development team with 6 developers and other technical staff. Requirements Minimum 4 years of experience in commercial C# .NET Development JavaScript/TypeScript, HTML + CSS Angular Azure DevOps (CI/CD) Desirables C# .NET Core Azure Serverless experience (App Services, Functions, Storage, Service Bus, etc. ...

Full Stack Developer

Hiring Organisation
Morson Edge
Location
York, North Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£40,000
. Specialist technology areas include Oracle technologies: Oracle SCM/EBS, PL/SQL, Oracle Fusion Middleware, ATP, VBCS Front end: React, TypeScript/JavaScript, CSS Back end & APIs: Node.js, Java, REST/JSON, Apigee X Data & Reporting: Business Objects, Power BI Core systems: Reality (PICK) and associated in-house ...

Senior Outlook Add-in Developer

Hiring Organisation
Oscar Associates Limited
Location
Darley, North Yorkshire, UK
development standards What we're looking for: You can demonstrate experience delivering Outlook add-ins within enterprise environments Strong hands on skills with Office.js, JavaScript or TypeScript, HTML, and CSS Deep understanding of Microsoft 365, Exchange Online, and the behavioral differences between Outlook clients Experience integrating with Microsoft Graph, RESTful ...

Senior Outlook Add-in Developer

Hiring Organisation
Oscar Associates (UK) Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550 per day
development standards What we're looking for: You can demonstrate experience delivering Outlook add-ins within enterprise environments Strong hands on skills with Office.js, JavaScript or TypeScript, HTML, and CSS Deep understanding of Microsoft 365, Exchange Online, and the behavioral differences between Outlook clients Experience integrating with Microsoft Graph, RESTful ...

Senior Web Developer

Hiring Organisation
First Recruitment Group
Location
Basingstoke, England, United Kingdom
culture on cyber security awareness. Candidate Qualifications Technical Skills and Experiences As the Senior Web Developer, you will provide deep knowledge of the following Javascript/JQuery Java/Groovy Any Grails experience will be of benefit. HTML and CSS Working experience of the following MS SQL Server databases, including ...

Senior Outlook Add-in Developer

Hiring Organisation
Oscar Associates (UK) Limited
Location
South Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550 per day
development standards What we're looking for: You can demonstrate experience delivering Outlook add-ins within enterprise environments Strong hands on skills with Office.js, JavaScript or TypeScript, HTML, and CSS Deep understanding of Microsoft 365, Exchange Online, and the behavioral differences between Outlook clients Experience integrating with Microsoft Graph, RESTful ...

Staff Full Stack Engineer

Hiring Organisation
Addition
Location
Milton Keynes, England, United Kingdom
best practice (e.g. GitHub Copilot). Mentor engineers, encourage knowledge sharing, and help shape the wider engineering culture. Main Skills Needed: Expert knowledge of JavaScript, TypeScript, React (Hooks, Redux), HTML5 and CSS/SASS. Strong experience designing backend services in Kotlin or Java with REST and OpenAPI. Proven experience ...

Senior Software Developer

Hiring Organisation
Reed
Location
Holborn, London, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £80,000 per annum, Inc benefits
Python (Django, Flask, or FastAPI) PostgreSQL (design, optimisation, maintenance) Containerisation (Docker/Kubernetes) Event-driven architecture (Kafka/RabbitMQ) Desirable experience includes: TypeScript/JavaScript (NextJS, NodeJS, Tailwind) Terraform and DevOps practices Experience in building and scaling SaaS platforms in production. Strong background in software architecture, microservices, and API design. ...