ECMAScript Jobs in London

76 to 100 of 435 ECMAScript Jobs in London

AEM - Full Stack Developer

City of London, London, United Kingdom
Hybrid / WFH Options
Huxley Associates
microsites into AEM, delivering scalable cloud native digital experiences. Role Requirements: Extensive experience in Adobe Experience Manager development. Strong Java, Sling, OSGI and slightly skills Strong front-end skills: Javascript, React, Angular and HTML5 Experience with CI/CD pipelines, Git, Jenkins and Cloud Manager Ability to translate Figma designs into responsive AEM components. 6 month Contract Location: London/ More ❯
Employment Type: Contract
Rate: £540/day
Posted:

Full Stack Python Developer (AI,LLMs) - London (1 day a week)

London, United Kingdom
Hybrid / WFH Options
Transparent Technology
to help shape the future of AI-driven eCommerce, apply today! To apply, please send your CV via the application process. Nathan Laidlaw will be in touch. Keywords: Python, JavaScript, Node.js, React, LLMs, LangChain, Cloud (GCP/AWS), SQL, NoSQL, REST APIs, Full Stack, AI More ❯
Employment Type: Permanent, Work From Home
Salary: £45,000
Posted:

.NET Developer

City of London, London, England, United Kingdom
Hybrid / WFH Options
Noir
skill that that includes: .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. Our client can provide training into: .NET 9, Web API 2, Entity Framework, Microservices, Azure, JavaScript, Angular 19, Bootstrap, Agile and MongoDB. This is an excellent opportunity for a .NET Developer to working within a challenging supportive environment. Top performers can expect to receive their first More ❯
Employment Type: Full-Time
Salary: £70,000 - £90,000 per annum
Posted:

Senior Software Developer

City of London, London, United Kingdom
Spectrum IT Recruitment
level aptitude for technology Education to at least a BSc level or higher in Computer Science or Mathematics from a Russell Group University or equivalent. Desirable skills: HTML5, CSS, JavaScript Multi-threaded application development Understanding of Windows technologies If you feel you have the skills and experience required for this opportunity, please contact Oliver Wilson on (phone number removed) or More ❯
Employment Type: Permanent
Salary: £100000 - £120000/annum
Posted:

Software Developer

London, Farringdon, United Kingdom
Hybrid / WFH Options
VIQU IT
Developer: Must have proven experience with Python or C# coding language within a Django web framework. Have expertise within Vue 3/Vue.js including the understanding of Typescript/JavaScript Expert in SQL , with deep experience in PostgreSQL . Proficient in building and managing CI/CD pipelines via GitLab. Skilled with RESTful API Agile development experience with JIRA for More ❯
Employment Type: Contract
Rate: £350 - £450/day
Posted:

.NET Developer

City of London, London, England, United Kingdom
Hybrid / WFH Options
Noir
applicants should have knowledge of: .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. They will provide training into: .NET 9, Web API 2, Entity Framework, Microservices, Azure, JavaScript, Angular 19, Bootstrap, Agile and MongoDB. All positions come with the following benefits: 15% bonus. 10% pension. Weekly office code competition. 5 days of brain-storming time per month. More ❯
Employment Type: Full-Time
Salary: £130,000 - £150,000 per annum
Posted:

Software Developer

London, South East, England, United Kingdom
Hybrid / WFH Options
VIQU IT Recruitment
Developer: Must have proven experience with Python or C# coding language within a Django web framework. Have expertise within Vue 3/Vue.js including the understanding of Typescript/JavaScript Expert in SQL , with deep experience in PostgreSQL . Proficient in building and managing CI/CD pipelines via GitLab. Skilled with RESTful API Agile development experience with JIRA for More ❯
Employment Type: Contractor
Rate: £350 - £450 per day
Posted:

Dynamics 365 developer

East London, London, United Kingdom
IBU CONSULTING LTD
Functions & Azure DevOps C# .NET , SQL , Dataverse Plugins, CRM Workflows, Power Automate Web APIs & Data Integrations Strong experience in CRM Sales, Marketing, and Service modules Nice-to-Have Skills JavaScript (customizations & API calls) Power Apps (Canvas & Model-driven Apps) Knowledge of Banking domain, Telephony, CRM Marketing & Sales modules Microsoft Certifications in Dynamics 365/Power Platform Qualifications Bachelor's degree More ❯
Employment Type: Permanent
Posted:

Junior .NET Developer

City of London, London, England, United Kingdom
Hybrid / WFH Options
Noir
that that includes some of the following (full training will be provided to fill any gaps in your skill set): .NET 9, Web API 2, Entity Framework, Microservices, Azure, JavaScript, Angular 19, Bootstrap, Agile and Azure SQL. This is an excellent opportunity for a Junior .NET Developer to working within a challenging supportive environment. Top performers can expect to receive More ❯
Employment Type: Full-Time
Salary: £25,000 - £35,000 per annum
Posted:

.NET Developer

City of London, London, England, United Kingdom
Hybrid / WFH Options
Noir
Our client offers over 20 days of dedicated technical training per year and exposure to cutting edge technologies such as: .NET 9, Web API 2, Entity Framework, Microservices, Azure, JavaScript, Angular 19, Bootstrap, Agile and MongoDB. Additionally you will follow an official structured career progression program. Location: London, UK/Remote Working Salary: £40,000 - £50,000 + Bonus + More ❯
Employment Type: Full-Time
Salary: £40,000 - £50,000 per annum
Posted:

.NET Developer

Pinner, Middlesex, England, United Kingdom
Hybrid / WFH Options
Noir
applicants should have knowledge of: .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. They will provide training into: .NET 9, Web API 2, Entity Framework, Microservices, Azure, JavaScript, Angular 19, Bootstrap, Agile and MongoDB. All positions come with the following benefits: 15% bonus. 10% pension. Weekly office code competition. 5 days of brain-storming time per month. More ❯
Employment Type: Full-Time
Salary: £35,000 - £65,000 per annum
Posted:

.NET Developer

City of London, London, England, United Kingdom
Hybrid / WFH Options
Noir
have a strong grasp of object orientated (OO) development principles. Our client can provide you with industry recognized training in: .NET 9, Web API 2, Entity Framework, Microservices, Azure, JavaScript, Angular 19, Bootstrap, Agile and MongoDB. Our client has a flat organization, which means that they believe great ideas can come from anywhere and anyone. From the beginning they've More ❯
Employment Type: Full-Time
Salary: £80,000 - £100,000 per annum
Posted:

.NET Developer

City of London, London, England, United Kingdom
Hybrid / WFH Options
Noir
experienced in: .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. You will be trained in all aspects of: .NET 9, Web API 2, Entity Framework, Microservices, Azure, JavaScript, Angular 19, Bootstrap, Agile and MongoDB. Top performers can expect to receive their first promotion (and pay rise) within 6 months. Our client offers a unique working environment including a More ❯
Employment Type: Full-Time
Salary: £70,000 - £90,000 per annum
Posted:

Front End Developer

London, South East, England, United Kingdom
Hybrid / WFH Options
Sanderson
to sprint planning, estimations, and retrospectives. Work within the constraints and standards expected in secure, SC-cleared environments. Essential Skills & Experience: Proven front-end development experience in React , TypeScript , JavaScript , HTML , and CSS . Strong experience working with AWS , particularly Lambda and server less architectures. Comfortable working in fast-paced, Agile teams and within structured public sector delivery environments. Demonstrated More ❯
Employment Type: Contractor
Rate: £425 - £450 per day, Pro-rata, Inc benefits
Posted:

Back End Developer - DV Cleared - Hybrid - Various Locations

London, United Kingdom
Hybrid / WFH Options
Experis
experience in software development and a strong interest in writing quality code Solid understanding of back-end development using one or more of the following: Java, Python, TypeScript or JavaScript Familiarity with good engineering patterns and practices, and the ability to articulate them clearly Experience working in agile environments (Scrum, Kanban or similar) Enthusiastic about learning, collaborating with diverse teams More ❯
Employment Type: Permanent
Salary: £70000 - £120000/annum Excellent Benefits
Posted:

Software Developer

London, South East, England, United Kingdom
Hybrid / WFH Options
Braundton Consulting Limited
off or regular reporting and data processing activities. - Contribute to our development and project delivery processes. Person Specification Knowledge, skills and qualifications - C# - MS SQL Server - HTML, CSS and JavaScript - One or more of the following: ASP.NET MVC WPF SSDT REST APIs Azure services, including Azure SQL, App Services, and Message Queues Mobile app development CI/CD Business Skills More ❯
Employment Type: Full-Time
Salary: £45,000 - £50,000 per annum
Posted:

Backend Integration Developer

London, Prince's, United Kingdom
Hybrid / WFH Options
XIST4 IT Recruitment Ltd
such as Elasticsearch or SOLR. * Knowledge of Git, version control, and CI/CD pipelines. * Strong problem-solving skills and ability to work independently. Useful to have: * Python and JavaScript (Node.js) for automation or backend logic. * Experience with other OO programming languages. * Familiarity with cloud platforms, especially Microsoft Azure. * Containerisation tools such as Docker. * Automation tools like Ansible. * Interest in More ❯
Employment Type: Permanent
Salary: £50000 - £60000/annum
Posted:

Backend Integration Developer

London, South East, England, United Kingdom
Hybrid / WFH Options
Xist4
such as Elasticsearch or SOLR. * Knowledge of Git, version control, and CI/CD pipelines. * Strong problem-solving skills and ability to work independently. Useful to have: * Python and JavaScript (Node.js) for automation or backend logic. * Experience with other OO programming languages. * Familiarity with cloud platforms, especially Microsoft Azure. * Containerisation tools such as Docker. * Automation tools like Ansible. * Interest in More ❯
Employment Type: Full-Time
Salary: £50,000 - £60,000 per annum
Posted:

Portfolio Lead Solution Architect Director

London, United Kingdom
Boston Consulting Group
for a global audience Strong understanding of application testing, diagnostics, and performance tuning Strong understanding of TDD and BDD methodologies. And workable knowledge of Data ingestion pipelines Front-end JavaScript frameworks like Angular & React and Vue AWS Azure . click apply for full job details More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Python Developer - Operations

Central London, London, United Kingdom
Hybrid / WFH Options
Feenicks Ltd TA Archway International
A degree in a STEM discipline (Science, Technology, Engineering, or Mathematics) Strong experience with Python Experience or a solid understanding of finance or financial systems Fullstack development experience using JavaScript and React Experience with Flask or similar Python web frameworks Familiarity with functional programming Experience working with PostgreSQL or other SQL databases Knowledge of Docker and containerized environments Exposure to More ❯
Employment Type: Permanent, Work From Home
Salary: £60,000
Posted:

Full Stack Engineer

London, South East, England, United Kingdom
Harnham - Data & Analytics Recruitment
skills; fluency in English* Passion or interest in sports (sports trading background not required)* Strong tenure and track record of mastery in a domain Nice to Have Experience with JavaScript frameworks (e.g., React)* Network programming (TCP/UDP)* Multi-threaded application development* Familiarity with version control tools (PlasticSCM, Git, etc.)* Exposure to Windows-based technologies Tech Stack/Tools C# More ❯
Employment Type: Full-Time
Salary: £70,000 - £90,000 per annum
Posted:

Back End Tech Lead (Node.js Specialist)

London, United Kingdom
Hybrid / WFH Options
Goodman Masson
of your time spent coding and 20% on leadership and mentoring. Contribute to strategic IT planning and introduce innovations to improve systems and processes. Essential Requirements: Strong expertise in JavaScript, Node.js, Microsoft SQL, and MongoDB . Proven experience in architecting and implementing complex software systems in a microservices environment . Knowledge of RabbitMQ (or similar messaging tools) and CI/ More ❯
Employment Type: Permanent
Salary: £100000/annum
Posted:

Principal Software Engineer CIAM

London, South East, England, United Kingdom
Hybrid / WFH Options
Sanderson
user lifecycle management, hands on CI/CD approaches and technologies Experience with Ping Identity/Okta/ForgeRock (product platform experience, system integration, , security features, extensions Expertise with JavaScript, Java, Python, and must be comfortable with API and microservices development. Strong working knowledge of Site Reliability Engineering principles Experience with Cloud computing (AWS is essential, Azure is a plus More ❯
Employment Type: Full-Time
Salary: £100,000 - £135,000 per annum, Inc benefits
Posted:

Back End Tech Lead Node.js Specialist

London, South East, England, United Kingdom
Hybrid / WFH Options
Goodman Masson
of your time spent coding and 20% on leadership and mentoring. Contribute to strategic IT planning and introduce innovations to improve systems and processes. Essential Requirements: Strong expertise in JavaScript, Node.js, Microsoft SQL, and MongoDB . Proven experience in architecting and implementing complex software systems in a microservices environment . Knowledge of RabbitMQ (or similar messaging tools) and CI/ More ❯
Employment Type: Full-Time
Salary: £100,000 per annum
Posted:

Frontend Developer

London, United Kingdom
Hybrid / WFH Options
Rullion Managed Services
are followed. Collaborate with back-end developers to integrate RESTful APIs and handle data flow effectively. Knowledge and Skills: Proven experience in React.js and TypeScript development. Strong understanding of JavaScript and modern front-end technologies. Experience with state management libraries like Redux, Recoil, or similar. Familiarity with RESTful APIs Experience with version control systems, such as Git. Solid understanding of More ❯
Employment Type: Contract
Rate: GBP Annual
Posted: