javascript jobs in London

Senior Software EngineerSalary: CompetitiveLocation: LondonAbout the roleWe are looking for a Senior Software Engineer to join our team and deliver top-quality digital solutions. We work with a wide range of clients – the Royal Navy, Honda, Orange and many other leading global brands – and an even wider range of technology. We’re looking for an...

Job DescriptionCheck you match the skill requirements for this role, as well as associated experience, then apply with your CV below.Tech Lead - .NET - London - paying up to £110kThe CompanyOur client places engineers directly inside client teams to deliver modernisation, cloud and product work. Their clients range from regulated financial services to...

At BNY, a leading global financial services company, we empower our employees to drive transformative solutions across the financial system. Joining our London team gives you the opportunity to build secure, resilient, scalable systems. Role Overview Senior Vice President, Full-Stack Engineer leads high-impact engineering teams, owns end-to-end delivery,...

StoryTerrace | 1-2 days/week, fractional | Reports to CEO | London StoryTerrace is looking for a hands-on Fractional Head of Product with experience scaling B2C platforms. The role You’ll set product direction across two live products - one established, one new to market - and direct the developer(s) who build(s) them. This is a judgment role where...

Senior Software Engineer | Data Visualisation & Graphics | LondonLondon (Hybrid)Salary up to £200,000 + benefitsMost engineers consume visualisation libraries.A small number build them.We’re working with a highly successful software company whose charting technology powers applications used by thousands of organisations worldwide, from global financial...

Full Stack EngineerLondon (Hybrid, 2 days per week) | Up to £85,000Looking for a role where AI is more than just a buzzword? Join an AI-first engineering team building innovative products with modern technologies, agentic workflows, and genuine opportunities for progression.The CompanyThis growing technology business is building a sophisticated platform...

Company Description Version 1 has celebrated?30 years?in?business?and continues to be trusted by global brands to deliver?technology and transformation?solutions that drive customer success.Do not wait to apply after reading this description a high application volume is expected for this opportunity.Our?deep?expertise?enables our customers to navigate the...

Senior Software Engineer IIDo you enjoy working as part of a team that supports a diverse range of products and technologies?Do you enjoy mentoring and supporting junior colleagues?About the BusinessLexisNexis Risk Solutions is a trusted partner in risk assessment. Within our Business Services vertical, we provide a wide range of solutions that help...

Salary: £62,000 - 102,000 per year Requirements: Multiple years of server-side development. A solid understanding of micro-service architectures and CAP theorem. A good understanding of functional paradigms and type theory. Confident JVM knowledge. Knowledge of modern programming languages, especially Java, Python, and Clojure. Experience with Airflow or...

About us: Causaly is redefining how humans acquire knowledge and develop insights in biomedicine. Our AI-powered platform enables researchers and decision-makers to discover and interpret evidence from millions of scientific publications, clinical trials, regulatory documents, and other complex data sources in minutes. We are building the world’s most...

Company Description Wise is a global technology company, building the best way to move and manage the world’s money. Whether people and businesses are sending money to another country, spending abroad, or making and receiving international payments, Wise is on a mission to make their lives easier and save them money. As part of our team, you will be...

Software Engineer | London | Up to £130,000 Working Pattern: Hybrid About the Role We are looking for a pragmatic and hands-on Software Engineer to join a growing technology team developing software platforms that support scientific research and computational workflows. This is a varied engineering position covering backend development, cloud...

Our client is a specialist professional services organisation, and they are seeking a Technical Consultant in London. This is a permanent, full-time hybrid role working within a focused team that delivers document automation solutions for regulated financial, legal and business workflows. The position suits a graduate who has one year’s experience in...

Haskell / Scala Functional Programmer Quant 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.A high number of candidates may make applications for this position, so make sure to send your CV and application...

gTech Ads mission is to serve as a proactive strategic partner to the largest advertisers in the UK, managing sustainable growth through technical innovation, growth services, and operational excellence.A high number of candidates may make applications for this position, so make sure to send your CV and application through as soon as possible.We are...

Senior Software Engineer - Platform as a Service (BPaaS) Location: London Business Area: Engineering and CTO Ref #: 10052246 Description & Requirements Our team builds the platform that Bloomberg engineering teams use to deploy and run production services. BPaaS (Bloomberg Platform as a Service) is a multi-tenant system built on Kubernetes. We extend K8s...

Senior Vice President, Full-Stack Engineer Opportunities.Candidates should take the time to read all the elements of this job advert carefully Please make your application promptly.At BNY, our culture allows us to run our company better and enables employees growth and success.As a leading global financial services company at the heart of the global...

Are you passionate about building secure, scalable software and cloud infrastructure that supports critical services in production? Do you enjoy collaborating across teams, improving engineering practices, and helping others grow while delivering high-quality solutions?About our TeamWorking within Information Security & Data Protection division, the content...

Technical Architect - Salesforce Marketing Cloud Join to apply for the Technical architect - Salesforce Marketing Cloud role at VML MAP. Do you want to design and architect the technical solutions behind some of the world's largest and most advanced customer journeys? Are you driven by transforming the needs of business stakeholders into innovative solutions...

Graduate .NET Developer - Investment Bank - London (Tech stack: Graduate .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, Graduate .NET Developer) Our client is the world's most respected banking institution. Their story dates...