1 to 25 of 121 Remote/Hybrid ECMAScript Jobs in London

Principal Software Engineer

Hiring Organisation
83zero Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
security Required Skills & Experience: Extensive experience as a Full Stack Engineer with a strong track record in senior or principal-level roles Expertise in JavaScript/TypeScript and modern frontend frameworks (e.g., React, Angular, or Vue) Strong backend development experience (e.g., Node.js, Java, Python, or Go) Proven experience designing ...

Principal Software Engineer

Hiring Organisation
83zero Ltd
Location
London, Lime Street, United Kingdom
Employment Type
Permanent
Salary
£110000 - £130000/annum
security Required Skills & Experience: Extensive experience as a Full Stack Engineer with a strong track record in senior or principal-level roles Expertise in JavaScript/TypeScript and modern frontend frameworks (e.g., React, Angular, or Vue) Strong backend development experience (e.g., Node.js, Java, Python, or Go) Proven experience designing ...

Senior Developer

Hiring Organisation
Reed.co.uk
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 per annum
software development experience, with at least 3 years in a senior or technical lead role. Proven expertise in full-stack development using: TypeScript (and JavaScript frameworks such as NextJS, Node, or Tailwind) Python (including frameworks like Django, Flask, or FastAPI) PostgreSQL and relational database design, optimization, and maintenance. AI Development ...

Full Stack Developer

Hiring Organisation
Aimtech Recruitment Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
manage multiple projects and priorities in a fast-paced environment Technical Skills Power Platform (Power Apps, Power Automate, Power Pages, Power BI) Python, JavaScript, TypeScript, Angular or React ASP.NET Core, Entity Framework, REST APIs, Swagger/OpenAPI SQL Server, PostgreSQL, NoSQL databases, vector databases FastAPI and AI service integrations (OpenAI ...

Senior Software Engineer

Hiring Organisation
Awin
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
tools to augment software development Experience with financial or billing-related systems is a plus Basic experience building Node.js services using JavaScript or TypeScript is beneficial Our Offer Flexi-Week and Work-Life Balance: We prioritise your mental health and wellbeing, offering you a flexible four-day Flexi-Week ...

Senior Software Engineer

Hiring Organisation
X4 Technology
Location
City of London, London, United Kingdom
with relational databases (MySQL/PostgreSQL) Familiarity with Git, build tools (Maven/Gradle), and CI/CD Exposure to frontend technologies (HTML, CSS, JavaScript frameworks) Experience working in Agile, user-focused product teams Nice to have: AWS or cloud platform experience BPMN tools (Camunda, Activiti, Flowable) React, Angular ...

.NET Developer

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £90,000 per annum
application development (.NET Core, C#) or winforms/WPF (C#) development. Our client will provide you with training into: .NET 10.0, WPF, MVVM, Prism, JavaScript, React, Angular 21, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, ASP.NET Core Web API, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and Azure SQL. ...

.NET Developer, CMS, Sitecore, EpiServer, Umbraco

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £75,000 per annum
such as Sitecore, Optimizely, Umbraco, Alterian, Immediacy, Ektron, Kentico, Sitefinity or dotnetnuke. Our client can provide you with industry recognised training in: .NET 10.0, JavaScript, React, Angular 21, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, ASP.NET Core Web API, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. This ...

Senior Azure Integration Developer

Hiring Organisation
ARC IT Recruitment Ltd
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£95,000
Azure Integration Services (APIM, Logic Apps, Azure Functions, Service Bus, Event Grid) Experience delivering containerised workloads in AKS Strong programming capability in C#, .NET, JavaScript or TypeScript Solid understanding of REST APIs, OAuth2 and modern API security practices Experience with SQL and data integration technologies Familiarity with CI/ ...

.NET Developer (CMS / Charity) – Remote (UK)

Hiring Organisation
La Fosse
Location
East London, London, United Kingdom
experience with Azure (app services, hosting, identity, storage, etc.) Experience with CMS platforms (Umbraco strongly preferred) Good understanding of modern web technologies (HTML, CSS, JavaScript) Experience working with SQL Server and application-level data Familiarity with DevOps practices and CI/CD pipelines Comfortable working across both support and project ...

.NET Developer (CMS / Charity) – Remote (UK)

Hiring Organisation
La Fosse
Location
Central London / West End, London, United Kingdom
experience with Azure (app services, hosting, identity, storage, etc.) Experience with CMS platforms (Umbraco strongly preferred) Good understanding of modern web technologies (HTML, CSS, JavaScript) Experience working with SQL Server and application-level data Familiarity with DevOps practices and CI/CD pipelines Comfortable working across both support and project ...

Full Stack Software Engineer

Hiring Organisation
83zero Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
enabling data scientists and engineers with Python-based development workflows and tooling Technology Stack: Azure Cloud Services C# (.NET 10) Python React.js and modern JavaScript (ES6+) Snowflake (Data Warehouse) Apache Airflow Terraform dbt SQL Server ...

Full Stack Software Engineer

Hiring Organisation
83zero Ltd
Location
London, Lime Street, United Kingdom
Employment Type
Permanent
Salary
£100000 - £130000/annum
enabling data scientists and engineers with Python-based development workflows and tooling Technology Stack: Azure Cloud Services C# (.NET 10) Python React.js and modern JavaScript (ES6+) Snowflake (Data Warehouse) Apache Airflow Terraform dbt SQL Server ...

Senior Developer

Hiring Organisation
Experis
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £451/day
design and query optimization Solid understanding of object-oriented programming principles and design Patterns Familiarity with front-end development and integration using HTML and JavaScript Experience with Jenkins and modern CI/CD practices Proficiency in AWS services and infrastructure-as-code using Terraform Strong experience with GitHub for version ...

Technical Lead (.NET / Azure) – Digital Product Team

Hiring Organisation
Lorien
Location
London, England, United Kingdom
ability to lead teams, influence stakeholders and deliver under pressure • Comfortable juggling multiple projects and “controlled chaos” at pace Skills • Requirements Analysis • .NET Framework • JavaScript • SQL • Software Development • Azure DevOps Services • ASP.NET • Azure AI Foundry • Continuous Integration and Continuous Delivery (CI/CD) • Artificial Intelligence (AI) • C# • Microsoft Azure • Team ...

Principal Engineer (.Net) - up to £100,000 + Bonus - Hybrid

Hiring Organisation
Involved Solutions
Location
London, UK
Employment Type
Full-time
C#, Entity Framework Strong experience with Azure, Kubernetes, Kafka and Microservices architecture Experience with MongoDB, cloud integrations and distributed systems Strong knowledge of JavaScript/TypeScript Experience using Terraform/Infrastructure as Code Strong understanding of software architecture and scalable system design Experience leading development of complex, high-performance platforms ...

Dynamics365 (D365) Developer

Hiring Organisation
Adecco
Location
London, UK
Employment Type
Full-time
Strong understanding of D365 architecture and customisation capabilities D365 Customer Voice skills with experience creating interactive surveys, multi-channel distribution Proficiency in C#, .NET, JavaScript, Power Automate, and Power Apps Experience with Azure services (Logic Apps, Functions, Service Bus) is a plus Familiarity with DevOps practices and tools (e.g., Azure ...

Dynamics365 (D365) Developer

Hiring Organisation
Adecco
Location
East London, London, England, United Kingdom
Employment Type
Temporary
Salary
£550 per day
Strong understanding of D365 architecture and customisation capabilities D365 Customer Voice skills with experience creating interactive surveys, multi-channel distribution Proficiency in C#, .NET, JavaScript, Power Automate, and Power Apps Experience with Azure services (Logic Apps, Functions, Service Bus) is a plus Familiarity with DevOps practices and tools (e.g., Azure ...

Dynamics365 (D365) Developer

Hiring Organisation
Adecco
Location
Newham, London, Northumberland, United Kingdom
Employment Type
Temporary
Salary
£550/day
Strong understanding of D365 architecture and customisation capabilities D365 Customer Voice skills with experience creating interactive surveys, multi-channel distribution Proficiency in C#, .NET, JavaScript, Power Automate, and Power Apps Experience with Azure services (Logic Apps, Functions, Service Bus) is a plus Familiarity with DevOps practices and tools (e.g., Azure ...

Senior UI Developer - £165k + Bonus - London

Hiring Organisation
Hunter Bond
Location
Greater London, England, United Kingdom
passionate about building robust, scalable systems while driving continuous improvement across the engineering team. Requirements : 5+ years of experience working with JavaScript in a professional environment. Experience with modern front-end frameworks such as React or Angular . Strong understanding of front-end fundamentals , including component-based architecture, state management ...

Senior Software Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £95,000 per annum
helping the team focus on the why, not just the task Your Skills and Experience Strong commercial experience building production-grade software in JavaScript or TypeScript environments Backend development experience with Node.js and modern APIs Frontend experience with React, ideally including Next.js Experience working in a cloud environment such ...

Web Developer (CMS Specialist)

Hiring Organisation
Proactive Appointments
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 35,000 - 50,000 Annual
Umbraco CMS Experience with C# and .NET technologies Understanding of ASP.NET Core MVC , Web API, and CMS-based applications Front End development experience with JavaScript, HTML, and CSS Experience delivering responsive and accessible websites Strong troubleshooting and debugging skills Good understanding of modern web development best practices Experience working collaboratively ...

Tools Engineer

Hiring Organisation
Sing King
Location
City of London, London, United Kingdom
understanding of software engineering fundamentals, data privacy, and secure coding practice DESIRED SKILLS Strong programming skills – Proficient in languages such as Python, Node.js, and JavaScript, with a solid understanding of core engineering principles. Version control & deployment practices – Strong experience with Git/GitHub and CI/CD workflows, with ...

Dynamics 365 Developer

Hiring Organisation
Noir
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £50,000 per annum
Dynamics 365 Developer - Remote (Tech stack: Microsoft Dynamics 365, PowerApps, Power Platform, C#, .NET, SQL, JavaScript, DevOps, Agile) Our client is a specialist technology business delivering bespoke solutions within the legal tech space. They are looking to recruit a Dynamics 365 Developer to work across both existing systems ...

Sharepoint Engineer

Hiring Organisation
DGH Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£95,000
migrating SharePoint 2016 on-premise environments to SharePoint SE and/or SharePoint Online. - Proven expertise in SharePoint Framework (SPFx) development. - Proficiency in TypeScript, JavaScript, React, HTML5, CSS3, and modern front-end development practices. - Strong experience integrating SharePoint solutions using RESTful APIs and Microsoft Graph. - Solid experience with C# ...