Jobs for javascript at London

Design and rapidly implement the technical foundations for gameplay prototypes that utilize agentic workflows and generative models as core mechanics.Build internal tools, scaffolding, and workflows that empower designers and researchers to easily experiment with complex AI pipelines.Lead the integration of small- and large-scale streaming models into game...

Tech: C#, ASP.Net MVC, Angular 5, MVC, MVC, SQL, AWS, Fullstack Challenge: Develop Greenfield systems and increase functionality for existing high transaction/high traffic platforms. Pay: 60k, Share Options Firm: Global Software firm in the business intelligence and Performance space. Location: SloughC# ASP.NET FullStack Developer – Get .NET CoreQuant...

Tech: PHP, SQL, MVC, HTML5, React.JS Challenge: Greenfield Financial Data Platform, Websitse, Single Page Apps Firm: Financial Data firm, tech driven, 10 in tech Pay: 60k, Bonus- Pension, Life / Health, Flex WorkingPHP SQL Web Developer FintechI am looking for a high quality PHP Developer who has had some exposure to Javascript to assist with core...

Haskell / Scala Functional Programmer Contract / PermQuant Capital is urgently looking for the best in the market of Functional Programming to join our high profile client. NO financial experience is needed in fact financial experience is probably a negative.Our client prefers to give very few details about themselves but they are a small London based...

Tech: C# HTML5, Javascript, SQL, JQuery, GET Angular Challenge: Greenfield Investment platform, API development, industry specific challenges Firm: Fintech50 residential property peer to peer loans, Borough, 6 man flat Dev Team Pay: 45k, Bonus- 750 training budget, Pension, Life / Health, Flex / Home WorkingC# Web Developer FintechQuant is urgently looking...

QA TesterUp to 45kQuant Capital is urgently looking for a QA Tester to join our high profile client.Our client is well known Fintech50 client who produces software disrupting the wealth management market. Currently they stand at 300 in the UK with almost 3000 clients.The firm runs a modern infrastructure with the latest windows versions and sits on AWS, so...

Junior C# Full Stack Software Engineer – Fintech50,000 plus BensRemote WorkingQuant Capital is urgently looking for a Junior C# Full Stack Developer to join our high profile client.My Client is a well known global (yet not too corporate) financial software (fintech) business that has developed a unique proprietary front office lending solution.The Software...

C# Full Stack Software Engineer – Fintech85,000 Plus 10% BonusRemote Working 2 days per month in the officeQuant Capital is urgently looking for C# Full Stack Developer to join our high profile client.My Client is a well known global (yet not too corporate) financial software (fintech) business that has developed a unique proprietary front office lending...

Yext (NYSE: YEXT) is the enterprise agentic marketing platform. Built on the world's most comprehensive structured data platform for local businesses, Yext gives brands and their partners the visibility intelligence to win every moment of discovery – across AI and traditional search. Yext's API-first architecture connects structured data to APIs, MCP...

Software Engineer Java, React and AI required for our UK based client, this role is based remote for UK applications only.As the Software Engineer, you will work very closely with others across the engineering teams to understand what has been scoped, develop new features of existing Java and React web-based applications and integrate AI with internal and...

Identify and build a series of solutions and best practices for agencies and partners globally.Leverage engineering skills to design and scale complex, cross-product customized solutions to be rolled out customers globally.Collect requirements, provide guidance, best practices and innovative solutions to apply ad products and technologies and drive...

Role : Angular developer with python and AWSLocation: londonHire type - Permanent Hybrid - 2 days office per week Job Summary Seeking a Specialist with 5 to 7 years of experience in Angular Python and AWS to design and develop scalable secure web applications and cloud native solutions leveraging AWS S3 and API Gateway  Key...

Frontend Java Developer – Fintech90,000 Plus 10% to 40%Quant Capital is urgently looking for a FrontendJava Developer to join a well known trading firm. No experience of finance is needed, finance isn’t what this firm does, tech is.Our client is an innovative tech driven trading (Equities and ETF’s) company with a pioneering new concept for the...

Analyst Developer – Fintech55,000 Plus 10% BonusSouthamptonQuant Capital is urgently looking for an Analyst Developer to join our high profile client.My Client is a well known global legal firm with offices across the country.The Software Developer will work closely with the Lead Developer and Product Owner to define and redefine the business requirements....

We're working on an opportunity with a heavily VC backed AI startup founded by an all ex Palantir team, building a brand new B2B solution for large enterprises leveraging LLMs and Agentic AI. Their platform is already live, generating revenue, and the customer base is expanding rapidly. With 12 people onboard and plans to scale to 20–25 in the next 12...

Dataiku is the Platform for AI Success, the enterprise orchestration layer for building, deploying, and governing AI. In a single environment, teams design and operate analytics, machine learning, and AI agents with the transparency, collaboration, and control enterprises require. Sitting above data platforms, cloud infrastructure, and AI services, Dataiku...

Behind every investment is a person with ambitions, motivations and values. While we know that every client is unique, they come to J.P. Morgan Personal Investing for the same reason: our straightforward and transparent approach to investing, and the trust that 150 years of J.P. Morgan heritage brings.J.P. Morgan Personal Investing offers award-winning...

FTSE Russell | LSEG TechnologyFTSE Russell is a leading global provider of financial services, specializing in the creation and management of indexes, data, and analytic solutions. A subsidiary of the London Stock Exchange Group (LSEG), FTSE Russell supports investors worldwide in making informed decisions across asset classes, investment strategies, and...

Who We Are Looking For:  This opportunity is ideal for individuals interested in contributing to our team as a senior associate Software Engineering & ML/Data Engineer within State Street’s Global Technology Services organization. Our technology function, Global Technology Services (GTS), is vital to State Street and is the key enabler for our...

Contract ASP.Net Core Full Stack Software Engineer – Fintech400PD Outside IR35 Immediate StartRemote WorkingQuant Capital is urgently looking for a Contract C# Full Stack Developer to join our high profile client.My Client is a well known global (yet not too corporate) financial software (fintech) business that has developed a unique proprietary front...