ECMAScript Jobs in London

101 to 125 of 528 ECMAScript Jobs in London

Python Software Engineer

Greater London, England, United Kingdom
Hybrid / WFH Options
Vertex Search
player with excellent communication skills Bonus skills & experience: Web development experience (incl. web frameworks such as Flask) Familiarity with SQL Experience with React/JavaScript/TypeScript development Linux and cloud experience Past finance experience and familiarity with SecDB, Athena or Quartz In return the company offers fantastic salary, bonus more »
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Full Stack Engineer

London Area, United Kingdom
Hybrid / WFH Options
The Developer Link
code and systems Develop automated tests and conduct performance tuning Experience Experience working with .NET Core Experience developing web-based applications in C#, HTML, JavaScript (Vue), VBScript/ASP, or .NET Experience working with MS SQL Server and MySQL Knowledge of practices and procedures for full software design life cycle more »
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Senior Developer

London Area, United Kingdom
WNTD
/Competences : Essential : Experience with building systems using FIX Protocol. Senior-level experience with Java. Senior-level experience with a scripting language such as JavaScript or Python. Proficiency with version control systems e.g., GitLab, GitHub. Experience in developing software using Agile methodologies. Level 3 Support for Production systems. Desired : Experience more »
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Senior Software Developer

City of London, London, United Kingdom
Spectrum IT Recruitment
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 more »
Employment Type: Permanent
Salary: £120000 - £140000/annum
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Lead Front End Developer

London Area, United Kingdom
Premier Group Recruitment
and other departments. Deliver Solutions: Develop technical solutions to meet business needs. Requirements: Strong proficiency in modern engineering skills with extensive experience in HTML, JavaScript, CSS and Reactjs. Proven experience with Nodejs. Demonstrated leadership experience in software engineering. Back end knowledge of C# and Python is desirable. 5+ Years experience. more »
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Java Software Engineer

London Area, United Kingdom
Valcon
the essential experiences Experience with building systems using FIX Protocol. Senior-level experience with Java. Senior level experience with a Scripting language such as Javascript or Python. Experience with version control systems eg GitLab, GitHub Developing software using Agile methodologies. Level 3 Support for Production systems. Desired Broking/Trading more »
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Senior/ Lead Full Stack Developer - C#, Angular, SQL

City Of London, England, United Kingdom
iO Associates - UK/EU
it is important to be strong across the stack. The key technologies you will be working with include: C# .NET T-SQL Angular 12+ JavaScript Azure Apart from a generous base salary, this role will offer 25 days holiday, a great pension scheme and the opportunity to work for one more »
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Python Django Developer - Fintech

Greater London, England, United Kingdom
Runtime Group Ltd
control systems (e.g., Git) and collaborative development workflows. Prior experience in fintech or financial services industry is a plus. Experience with frontend technologies (e.g., JavaScript, React) is a bonus. Responsibilities: Design, develop, and maintain robust, scalable, and high-performance backend solutions using Python and Django framework. Collaborate with product managers more »
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Power Apps Developer

London, United Kingdom
Certus Recruitment Group
z2bz0 years experience developing applications using PowerApps, Power Automate, and the Common Data Service Strong knowledge of modern web technologies, including HTML, CSS, JavaScript, and TypeScript Experience working with APIs and web services Familiarity with agile development methodologies and the software development life cycle Excellent problem-solving skills and the more »
Employment Type: Permanent
Salary: GBP 60,000 Annual
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Dotnet Developer

Greater London, England, United Kingdom
Hybrid / WFH Options
Opus Recruitment Solutions
years commercial development using C,#.NET Web API, MVC, Knowledge in SOAP and REST API Testing Tools Visual Studio using MVC Web Services, JavaScript, JQuery The ability to work within a structured team environment or on your own. All staff work closely with clients on a day-to-day basis more »
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Java Developer Kotlin AWS - Tech for Good

London, England, United Kingdom
Hybrid / WFH Options
Client Server
building new features on the payment platform, gateway API and web portal. There's a modern tech stack encompassing Java, Kotlin, Python, PostgreSQL, AWS, JavaScript and React; you'll have a focus on backend development and will have the autonomy to choose the right tool for the job and introduce more »
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Senior DevOps Engineer

London, United Kingdom
Jumar Solutions
systematic approach to solving problems Have a strong understanding of software design principles Have working familiarity of a commonly used programming language, e.g Python, Javascript, Ruby, Java, Typescript, Go To be experienced with UNIX-like operating systems Have an understanding of modern web security principles and protocols Demonstrate experience in more »
Employment Type: Contract
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Technical Lead C# .Net Core Full Stack

City of London, London, United Kingdom
Hybrid / WFH Options
Client Server
more often if desired). About you: You have a strong technical background with C#, .Net Core, microservices - ideally with full stack experience e.g. JavaScript/TypeScript, React, Angular You have strong software architecture and design skills You're collaborative, pragmatic and can lead, inspire and motivate others You have more »
Employment Type: Permanent, Work From Home
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Software Developer

London Area, United Kingdom
Hybrid / WFH Options
Capita
Jscript, CSS, ASP .Net, JSP) Experience of supporting commercial managed services/hosted solutions Ability to develop web-based interfaces using HTML, CSS, JSP, Javascript and JQuery. Ability to manage a Relational database (MS SQL Server, Sybase ASE and Oracle). Including, how to create and modify database, tables and more »
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Senior DevOps Engineer

Greater London, England, United Kingdom
Hybrid / WFH Options
Zebra People
role will sit in the Platform team that consists of 3 with you being the sole DevOps Engineer and SME. Their stack is completely JavaScript, with Node and Express being used on the backend, and TypeScript, React, and React Native for the front and mobile. You’ll have lots of more »
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Software Engineer (Full Stack)

London, England, United Kingdom
Be Amazed Media Ltd
a media company one day as this position holds massive future potential for growth. Your role will involve: Developing our web application written in Javascript and NextJS; Implementing backend machine learning and data services, and integrating them with our web application. Suggesting and leading internal tools for our team to more »
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Head of Engineering and ECommerce Platforms

London, England, United Kingdom
Jobleads-UK
to both technical and non-technical audiences. · Proven track record in eCommerce development with professional experience and capability with Magento 2, MySQl, PHP, MVC, JavaScript, jQuery, HTML, CSS, PHP Storm, Git · Excellent knowledge of caching in M2 including Bytecode cache, Redis, Varnish and Fastly · Knowledge of AWS or other cloud more »
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Software Engineer

London Area, United Kingdom
Nando's UK & IRE
with a focus on application development and integrations. Experience building applications using modern front-end frameworks, libraries, languages and tooling such as React, Next.js, JavaScript, TypeScript. A proven ability to build relationships with technical peers An understanding of the importance of constructive feedback to improve code quality and team performance more »
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Technical Architect

London Area, United Kingdom
Hybrid / WFH Options
Janus Henderson Investors
data languages or toolsets: AutoSys, Azure Function App, Azure GIT, Azure Portal, C#, Databricks, GraphQL/Graph API, Informatica CDI, Informatica Power Center, Java, Javascript, Snowflake, PowerBI, PyRecs, Python, Selenium, Spark, and SQL Nice to have skills Ability to propose and estimate the financial impact of architectural alternatives Existing knowledge more »
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Platform Engineer - Azure

Greater London, England, United Kingdom
Hybrid / WFH Options
BJSS
CosmosDB, MongoDB, PostgreSQL, MySQL/MariaDB, Memcache, or Redis. Some knowledge of common programming languages used in modern web application development, such as C#, JavaScript, TypeScript, Java, Go, or PHP. Exposure to iterative/agile development methodologies and experience of enabling team delivery through technology. As a bonus, experience of more »
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Senior Web Developer (Full- Stack)

London, England, United Kingdom
Brandpie
developing visually engaging and experience focused modern, responsive web solutions Be highly capable in full-stack web development. With expert-level knowledge of HTML, JavaScript and (S)CSS. You'll also need experience in developing WordPress solutions, alongside an understanding (and ideally experience) in Tailwind Excellent understanding of creating interactive more »
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Full Stack Developer (JavaScript)

London, United Kingdom
Oscar Associates (UK) Limited
Software Engineer(Typescript, Node.js,Postgre SQL and more) Central London Up to £65,000 A globally recognised sports betting company is seeking to find a Developer to be an addition to their rapidly growing and successful company. This opportunity will more »
Employment Type: Permanent
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Javascript Developer

London Area, United Kingdom
Hire Genius
Hire Genius is a new generation, all-in-one CRM specifically built for recruitment agencies: our founders have over 50 years combined experience in the sector, and having been unsatisfied with the tools available to recruiters they’ve decided to more »
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Senior Software Engineer

London Area, United Kingdom
La Fosse
in Central London, 3 days in the office, 2 remote. Key Requirements: Experience in Insurance, investment banking or trading Python, Flask, PostgreSQL React/JavaScript AWS and architecture experience Nice to have: Experience with Slang/SecDB Linux Compensation: This role is offering up to £150,000 with an enhanced more »
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Digital CRM Consultant/Power Platform Consultant

Greater London, England, United Kingdom
L&G Recruitment
custom workflows. Experience in designing security model and related out of the box configurations on Microsoft Dynamics 365 online environment. Experience in C#, .Net, Javascript, MS SQL, MS CRM SDK MSD developer kit. Implement application integration using Azure services such as Azure Service Bus, Azure logic Apps, Azure functions etc. more »
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