126 to 150 of 276 ECMAScript Jobs in London

Technical Solutions Consultant (II) GOG1JP

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 35 - 40 Hourly
Role : Technical Solutions Consultant Location : London, UK Type : Contract(Hybrid - Inside IR35) Job Description Technical Skills Web Technology Expertise : Strong proficiency in JavaScript, HTML, and CSS is essential. Code Debugging : Ability to read, understand, and debug complex, potentially minified code from external partner websites. Technical Troubleshooting : Experience with Chrome Developer ...

Microsoft Dynamics Developer (365)

Hiring Organisation
Sanderson Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£70,000
Dynamics is rolled out within the organisation. Experience/responsibility Design and build bespoke customisation's within Dynamics 365 Solid experience with C#, Javascript, Power Automate, PowerBI and Power Apps Develop custom entities, forms, plugins, and workflows Build integration's between CRM and other enterprise systems Work closely with ...

Flow X Process Engineer

Hiring Organisation
ARM
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £700/day Inside IR35
Weeks with FlowX.AI - Hands-on experience with the Flow X platform - Extensive experience of similar workflow/low-code tools - Basic programming skills - Java, JavaScript, Python, Groovy - Experience in BPMN development - Good understanding of API testing - REST and SOAP or knowledge of integration protocols (REST - JSON, SOAP - XML) - Experience working ...

Agentic Quality Platform Lead

Hiring Organisation
Oliver Bernard
Location
City of London, London, United Kingdom
engineering teams Background as an SDET, with prior experience writing clean code and developing test automation frameworks (a bonus if this has been in JavaScript/TypeScript driven environments) Strong history driving CI/CD quality and scaling pipelines Knowledge of AI and how to implement AI tools and processes ...

CRO Engineer / Specialist

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£300 - £400 per day
Experience Strong experience in CRO engineering or hands-on experimentation roles Proficiency in implementing and managing tests using leading experimentation tools Solid understanding of JavaScript, HTML, and CSS for test development Strong analytical capability, with confidence in interpreting behavioural and performance data Experience collaborating with cross-functional digital teams ...

Founding Engineer | 3rd Time Founders

Hiring Organisation
Tech Talent Network
Location
London Area, United Kingdom
trajectory • Collaborate closely with highly entrepreneurial repeat founders building their 4th successful company 🧠 What you need • 4+ years building full-stack applications with Python, JavaScript, or TypeScript • Excellent Educational Background (BSc, MSc, PhD - 2.1 or higher) • Experience working in fast-moving, high-agency engineering environments • Strong product instinct with ...

Software Engineer - Reliability

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
will design and build internal tools that help development and operations teams run systems at scale. Using languages such as Python, Golang or JavaScript, you will develop automation, monitoring and performance solutions that reduce manual effort and increase operational efficiency. This is an opportunity to work with modern technologies across ...

Growth Engineer

Hiring Organisation
ALFA TECHNOLOGY RECRUITMENT LTD
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£75,000
scalable. Required Skills & Experience 36 years of experience in a high-growth startup, D2C brand, or specialised ecommerce agency. Expert-level proficiency in JavaScript, HTML, CSS, and Shopify/Liquid development. Proven ability to write Python or similar scripting languages for automation and AI-driven workflows. A 'builder' mindset with ...

Agent Builder - AI Systems (Remote) (London)

Hiring Organisation
Outlier AI
Location
London, UK
Employment Type
Full-time
with modular separation (e.g., distinct services for data parsing, logic processing, and reporting). Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases. Practical experience building for live, non-mocked environments and handling multi-turn system interactions. Outstanding attention ...

OpenClaw Agent Builder (Remote) (London)

Hiring Organisation
Outlier AI
Location
London, UK
Employment Type
Full-time
with modular separation (e.g., distinct services for data parsing, logic processing, and reporting). Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases. Practical experience building for live, non-mocked environments and handling multi-turn system interactions. Outstanding attention ...

OpenClaw Freelancer - AI Engineering (Remote) (London)

Hiring Organisation
Outlier AI
Location
London, UK
Employment Type
Full-time
with modular separation (e.g., distinct services for data parsing, logic processing, and reporting). Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases. Practical experience building for live, non-mocked environments and handling multi-turn system interactions. Outstanding attention ...

OpenClaw Contributor - AI Agents (Remote) (London)

Hiring Organisation
Outlier AI
Location
London, UK
Employment Type
Full-time
with modular separation (e.g., distinct services for data parsing, logic processing, and reporting). Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases. Practical experience building for live, non-mocked environments and handling multi-turn system interactions. Outstanding attention ...

Backend Engineer - AI Agents (Remote) (London)

Hiring Organisation
Outlier AI
Location
London, UK
Employment Type
Full-time
with modular separation (e.g., distinct services for data parsing, logic processing, and reporting). Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases. Practical experience building for live, non-mocked environments and handling multi-turn system interactions. Outstanding attention ...

OpenClaw Expert - Agent Building (Remote) (London)

Hiring Organisation
Outlier AI
Location
London, UK
Employment Type
Full-time
with modular separation (e.g., distinct services for data parsing, logic processing, and reporting). Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases. Practical experience building for live, non-mocked environments and handling multi-turn system interactions. Outstanding attention ...

OpenClaw Builder - AI Agents (Remote) (London)

Hiring Organisation
Outlier AI
Location
London, UK
Employment Type
Full-time
with modular separation (e.g., distinct services for data parsing, logic processing, and reporting). Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases. Practical experience building for live, non-mocked environments and handling multi-turn system interactions. Outstanding attention ...

OpenClaw Agent Architect (Remote) (London)

Hiring Organisation
Outlier AI
Location
London, UK
Employment Type
Full-time
with modular separation (e.g., distinct services for data parsing, logic processing, and reporting). Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases. Practical experience building for live, non-mocked environments and handling multi-turn system interactions. Outstanding attention ...

AI Agent Orchestration Engineer (Remote) (London)

Hiring Organisation
Outlier AI
Location
London, UK
Employment Type
Full-time
with modular separation (e.g., distinct services for data parsing, logic processing, and reporting). Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases. Practical experience building for live, non-mocked environments and handling multi-turn system interactions. Outstanding attention ...

OpenClaw Specialist - AI Agents (Remote) (London)

Hiring Organisation
Outlier AI
Location
London, UK
Employment Type
Full-time
with modular separation (e.g., distinct services for data parsing, logic processing, and reporting). Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases. Practical experience building for live, non-mocked environments and handling multi-turn system interactions. Outstanding attention ...

Generative AI Agent Engineer (Remote) (London)

Hiring Organisation
Outlier AI
Location
London, UK
Employment Type
Full-time
with modular separation (e.g., distinct services for data parsing, logic processing, and reporting). Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases. Practical experience building for live, non-mocked environments and handling multi-turn system interactions. Outstanding attention ...

Autonomous Agent Engineer (Remote) (London)

Hiring Organisation
Outlier AI
Location
London, UK
Employment Type
Full-time
with modular separation (e.g., distinct services for data parsing, logic processing, and reporting). Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases. Practical experience building for live, non-mocked environments and handling multi-turn system interactions. Outstanding attention ...

Python Engineer - AI Agents (Remote) (London)

Hiring Organisation
Outlier AI
Location
London, UK
Employment Type
Full-time
with modular separation (e.g., distinct services for data parsing, logic processing, and reporting). Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases. Practical experience building for live, non-mocked environments and handling multi-turn system interactions. Outstanding attention ...

Freelance AI Agent Engineer (Remote) (London)

Hiring Organisation
Outlier AI
Location
London, UK
Employment Type
Full-time
with modular separation (e.g., distinct services for data parsing, logic processing, and reporting). Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases. Practical experience building for live, non-mocked environments and handling multi-turn system interactions. Outstanding attention ...

AI Agent Builder (Freelance, Remote) (London)

Hiring Organisation
Outlier AI
Location
London, UK
Employment Type
Full-time
with modular separation (e.g., distinct services for data parsing, logic processing, and reporting). Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases. Practical experience building for live, non-mocked environments and handling multi-turn system interactions. Outstanding attention ...

AI Tools Engineer (Freelance, Remote) (London)

Hiring Organisation
Outlier AI
Location
London, UK
Employment Type
Full-time
with modular separation (e.g., distinct services for data parsing, logic processing, and reporting). Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases. Practical experience building for live, non-mocked environments and handling multi-turn system interactions. Outstanding attention ...

Multi-Agent Systems Engineer (Remote) (London)

Hiring Organisation
Outlier AI
Location
London, UK
Employment Type
Full-time
with modular separation (e.g., distinct services for data parsing, logic processing, and reporting). Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases. Practical experience building for live, non-mocked environments and handling multi-turn system interactions. Outstanding attention ...