176 to 200 of 485 JavaScript Jobs in London

Senior C# Developer - Fintech50- Wimbledon

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
best training and development packages in the market, all inclusive. My client is based near WimbledonASP.NET MVC, razor, c#, sql, mvc, .net, javascript, greenfield, , data, analytics, api, jquery ...

Coding and Programming Trainee

Hiring Organisation
ITOL Recruit
Location
Enfield, Middlesex, United Kingdom
Employment Type
Full-Time
Salary
£29,000 - £35,000 per annum
online at your own pace and become job-ready in as little as a few weeks. Our programme includes: • Official Training in HTML, CSS, JavaScript, and React • Official AWS certification • Official Microsoft Azure certification • 30+ hands-on coding projects to build your portfolio • Interactive tools including GitHub and real-world ...

Trainee Website Administrator

Hiring Organisation
ITOL Recruit
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £45,000 per annum
online at your own pace and become job-ready in as little as a few weeks. Our programme includes: • Official Training in HTML, CSS, JavaScript, and React • Official AWS certification • Official Microsoft Azure certification • 30+ hands-on coding projects to build your portfolio • Interactive tools including GitHub and real-world ...

Senior Analyst Programmer - Investment

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
well as one of the best benefit packages in the market. My client is based in AylesburyASP.NET MVC, razor, c#, sql, mvc, .net, javascript, greenfield, , data, analytics, api, jquery, episerver ...

Software Developer in Test- Fintech50

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
best training and development packages in the market, all inclusive. My client is based near WimbledonASP.NET MVC, razor, c#, sql, mvc, .net, javascript, greenfield, , data, analytics, api, jquery ...

Java Developer

Hiring Organisation
Venture Up
Location
London, UK
Employment Type
Full-time
review and further details. Job InformationIndustry Technology Salary 60-100k Date Opened 08/12/2026 Job Type Full time Tech Stack JavaScript; React; Java; Python City London State/Province Greater London Country United Kingdom Zip/Postal Code EC1A ...

Senior ServiceNow Developer

Hiring Organisation
DGH Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£95,000
Actions, access controls, notifications, forms and catalog items. Integration experience with REST, SOAP, APIs, IntegrationHub, MID Server and Import Sets. Working knowledge of JavaScript, Glide APIs, HTML, CSS and XML. Experience developing custom scoped applications and workflows across areas such as ITSM, CMDB, Security Operations, Workplace Service Delivery, Contract Management ...

Salesforce Developer (Dev-Ops)

Hiring Organisation
INTEC SELECT LIMITED
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £90,000 per annum
your time developing, configuring and maintaining Salesforce functionality across a business-critical platform Build solutions using Apex, Lightning Web Components, Flows, SOQL, JavaScript and OmniStudio Translate business and platform requirements into practical technical solutions, user stories and acceptance criteria Support integrations between Salesforce and wider enterprise applications and services Contribute ...

C# Software Developer

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
bachelor's degree in computer science or related discipline. Minimum of 5 years development experience. Proficient in C#, ASP.NET, Web API, OO, SQL Server, JavaScript, Entity Framework, Database design and admin, UI form design, Agile. A Proactive self-starter who takes pride in and ownership of their work. The successful ...

ITap Group Developer Vacancy - Full Stack Engineer

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
idea of stack): Required: Good knowledge of Node.js Good knowledge of React HTML/CSS/SASS TypeScript (should also be comfortable with vanilla JavaScript) Working knowledge of MongoDB (or a similar NoSQL document database) Comfortable with Linux (daily usage and system administration) Desirable: Exposure to Meteor.js GraphQL (Apollo) MySQL ...

Infrastructure Engineer / Site Reliability Engineers — UK DV Cleared

Hiring Organisation
G-TECH TALENT LIMITED
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £105,000 per annum
engineering, SRE or a related discipline. • Hands-on experience building and maintaining large-scale production systems. • Strong coding skills in Java, Python, Go, or JavaScript—you’ll write production software regularly and complete a live coding assessment. • Production experience with Kubernetes, Docker or similar container technologies. • Experience in defence technology ...

Power Platform Embedded Software Engineer

Hiring Organisation
LEAP29
Location
London, UK
Employment Type
Full-time
discovery sessions and explain technical choices to non-technical colleaguesA pragmatic, ownership-driven mindsetNice to haveAzure IoT, Edge or Digital Twins experiencePython, C# or JavaScript for extending beyond low-codeIndustrial protocols such as MQTT, OPC UA or ModbusDynamics 365 experienceMicrosoft certifications ...

AI Solutions Engineer, Microsoft Tech Stack, Azure DevOps, Copilot

Hiring Organisation
Carrington Recruitment Solutions Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
proof-of-concept experience. Strong Microsoft AI technology experience, particularly Copilot Studio, Azure AI Foundry and Azure DevOps. Software development capability, ideally with Python; JavaScript or other development languages would be an advantage. A solid technical understanding of LLMs, NLP, machine learning fundamentals and prompt engineering. Experience designing prompts, grounding ...

Software Developer - Data Platform

Hiring Organisation
SQUAREPOINT CAPITAL
Location
London, UK
Employment Type
Full-time
services, or similar. Experience across multiple techincal domains: such as web development, data engineering, backend development, operations. Experience with any of these: SQL, JavaScript, TypeScript, React, C++, Rust. Experience with PostgreSQL, Redis or Valkey, FastAPI, Kubernetes, Helm, Hashicorp Vault, Hashicorp Nomad ...

AI Solutions Engineer, Microsoft Tech Stack, Azure DevOps, Co-pilot Studio, Professional Services

Hiring Organisation
Carrington Recruitment Solutions Ltd
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£95,000 - £105,000 per annum, Negotiable
proof-of-concept experience. Strong Microsoft AI technology experience, particularly Copilot Studio, Azure AI Foundry and Azure DevOps. Software development capability, ideally with Python; JavaScript or other development languages would be an advantage. A solid technical understanding of LLMs, NLP, machine learning fundamentals and prompt engineering. Experience designing prompts, grounding ...

Senior Full Stack Software Engineer (AI SaaS)

Hiring Organisation
Staffworx Limited
Location
London, UK
Employment Type
Full-time
threads. Contribute to integration and platform work as the product evolves. Feed into architecture decisions and raise the engineering bar within the team. RequirementsStrong JavaScript fundamentals (non-negotiable baseline).TypeScript and React experienceFull-stack capable at senior level, comfortable across both Front End and Back End. Experience with a mainstream ...

QA Engineer - Fintech, Selenium, Tester

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
something you are passionate about. My client is based in Central LondonTester, QA, Quality Assurance, Ruby, Java, Ruby on Rails, CSS, HTML5, Linux REST, Javascript, Testing ...

Lead Engineer (Digital/AI)

Hiring Organisation
Yolk Recruitment Limited
Location
London, United Kingdom
Salary
80000
development tool Understanding of areas such as LLM APIs, orchestration, agents, RAG, guardrails and observability AWS experience, ideally including exposure to Amazon Bedrock JavaScript/TypeScript and modern web engineering experience Experience with Node.js, React, Next.js or comparable technologies Strong understanding of software architecture and engineering best practice Experience mentoring ...

Global Banking & Markets - Software Engineer - Vice President - London

Hiring Organisation
Goldman Sachs
Location
London, UK
Employment Type
Full-time
language such as Python and experience with concurrency and memory management. Responsive web development, with professional React/Angular/Redux experience and advanced JavaScript proficiency. NoSQL databases such as MongoDb and Elastic Search. Preferred QualificationsKnowledge or interest in trading technologies in the front-office of a trading organizationB.S. ...

Performance Test Engineer

Hiring Organisation
MThree
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£60,000
technologies (Docker, Kubernetes) and big data platforms (Databricks). Ability to analyse complex performance issues and provide actionable recommendations. Strong scripting skills (e.g., Python, JavaScript) for test automation and data analysis. Knowledge of Performance Test Strategy and defining Non-Functional Requirements. Proven experience in Performance Testing of cloud-based architectures ...

Software Engineer (Associate) - GMIT Trade Processing

Hiring Organisation
Nomura
Location
London, UK
Employment Type
Full-time
such as MS SQL Server. Knowledge of frameworks such as Spring, Spring Boot, and Project Reactor/Spring Webflux would be ideal. Skills in JavaScript/React and/or Python would be beneficial. Knowledge of AI would be useful as the team looks to leverage ...

Test Automation Manager - London

Hiring Organisation
Accenture
Location
London, UK
Employment Type
Full-time
role will require this in addition to your role defining strategy and influencingYou're comfortable working in at least one object oriented programming language (JavaScript/TypeScript, Python, Java, C#, etc)You have hands-on experience with GenAI, (e.g. Playwright with MCP). Experience with AI-assisted coding tools (e.g. ...

Forward Deployed Engineer

Hiring Organisation
DataBricks
Location
London, UK
Employment Type
Full-time
look for: Engineering Depth: Strong background in software engineering with experience across backend, frontend, and systems integration. Proficiency in Python, SQL, Java/Scala, JavaScript/TypeScript, and modern frameworks. Application Delivery: Demonstrated ability to design, build, and deploy production applications that combine data pipelines, ML/AI models ...

Power Platform Product Specialist

Hiring Organisation
Lewis Silkin LLP
Location
Greater London, United Kingdom
Employment Type
Full Time
efficiently; for example, accelerating user story creation, test case generation, documentation and analysis. Preferred experience Power Apps (canvas and model-driven). Power Pages. JavaScript, APIs, plug-ins, custom integrations or other pro-code Power Platform development. Azure DevOps (ADO). Experience of agile delivery. Desired experience, however, not essential ...