Permanent ECMAScript Jobs in London

176 to 200 of 574 Permanent ECMAScript Jobs in London

Salesforce B2B Commerce Lightning Cloud Solution Lead

London Area, United Kingdom
Tomgandhi Consulting Ltd
design, coding and developing Lightning Web Components as Architect, guiding across teams, and meeting stringent timelines. Strong grasp of web technologies including HTML, CSS, JavaScript , and experience with frameworks like React or Angular. Certifications Salesforce Administrator Certification (Mandatory) Salesforce PD1 Certifications (Mandatory) Salesforce Platform App Builder Certification (Mandatory) Salesforce Experience more »
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Game Developer

London, United Kingdom
Austin Fraser
required: Proven experience in software development, particularly with Pixi.js and TypeScript. Strong understanding of game development principles and techniques. Proficiency in HTML5, CSS3, and JavaScript/TypeScript. Experience with version control systems (e.g., Git). Familiarity with performance optimization techniques for games. Excellent problem-solving skills and attention to detail. more »
Employment Type: Permanent
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Software Engineer

Greater London, England, United Kingdom
ToffeeX
other areas as needs arise. 4+ years of experience working on medium or large software projects. Ideally this will be with Python, ReactJS/JavaScript, and/or C++. Experience deploying serverless applications on the Cloud, ideally on AWS. Customer focused, with the ability to translate complex domain concepts into more »
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SQL Client Solutions Engineer - Homebased

E1, Portsoken, Greater London, United Kingdom
Hybrid / WFH Options
Wilmington plc
excellent client satisfaction. Strong knowledge of SQL Server and Transact SQL. Knowledge of web-based technology and related products, such as Snowflake, Tableau, HTML, JavaScript and CSS. Ability to work to agreed timescales, keeping clients informed of any delays. Confidence in a customer facing role with excellent interpersonal & relationship building more »
Employment Type: Permanent
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Senior Java Developer

London, United Kingdom
Hybrid / WFH Options
yolk recruitment
modern backend solutions for critical applications in Java. They develop in a highly Agile/Scrum focused environment their core tech stack is Java, JavaScript, AWS. While the role is backend focused any exposure to fronetnd technologies (particularly React) would be highly beneficial. They're based in London & operate hybrid more »
Employment Type: Permanent
Salary: £65000 - £85000/annum
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Full Stack Engineer

Greater London, England, United Kingdom
Oho Group Ltd
in expanding and refining the team structure as the company scales. 🎯 What We Seek in You: Technical Proficiency: Showcase your use of languages like JavaScript (including Angular), Python, or CSS in academic or personal projects. Eagerness to Learn: Dive into front-end/UX design and prototyping, and explore Linux more »
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Technical Lead

London Area, United Kingdom
Hybrid / WFH Options
talenty
not essential. You’ll need expertise in specific programming languages and frameworks relevant to the role (e.g., C#, .NET for a .NET Tech Lead; JavaScript, React for a Frontend Tech Lead). You will come with a strong understanding of software architecture, cloud computing with Azure, and modern software development more »
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Senior Aerospace Software Engineer

London Area, United Kingdom
Hybrid / WFH Options
Flare Bright
software engineering using C++ on Linux for Machine Learning and Digital Twins, which operate on a range of drone assets, along with HTML5/JavaScript UI work as required. Requirements: You must be comfortable working within the defence industry. A Baseline Personnel Security Standard check will be undertaken before an more »
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Data Engineer

London Area, United Kingdom
Hybrid / WFH Options
Careers at MI5, SIS and GCHQ
to build solutions using various traditional or big data languages such as: SQL, PL/SQL, SAS Macro Language, Python, Scala, Apache Spark, Java, JavaScript etc, using various tools including SAS, Hue (Hive/Impala), Kibana (Elastic Search). Knowledge of data management on Cloud platforms is especially advantageous. more »
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Quality Assurance Engineer

London, Simpson, Buckinghamshire, United Kingdom
Hybrid / WFH Options
Triad
practices (Apprenticeship/Degree/Masters etc). Proven experience in test automation using Playwright, Cypress and Selenium WebDriver. Coding skills in TypeScript/JavaScript plus either C# or Java. Familiarity with public sector projects and compliance requirements is highly desirable. Previous experience working in a consultancy environment is beneficial. more »
Employment Type: Permanent
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Staff Software Engineer, Stablecoin

London, England, United Kingdom
Ripple Labs
APIs experience. Interest in the cryptocurrency, decentralized finance(Defi) space. Understanding of exchange, crypto payment, decentralized finance, NFTs, etc. Experience with React or other javascript frameworks Experience with Solidity or Rust WHO WE ARE: Do Your Best Work The opportunity to build in a fast-paced start-up environment with more »
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Full Stack Engineer

Greater London, England, United Kingdom
Harrington Starr
office. You will be working on developing a market-leading energy trading data platform. Key Technical Skills: Commodities trading experience (Essential) Strong knowledge of JavaScript, HTML5, and CSS3. React experience Programming experience in Python You must have AWS experience Experience: Experience of containerization (Docker) Commodities trading experience is essential This more »
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Frontend Developer

London Area, United Kingdom
Hybrid / WFH Options
Shift F5 - Technology Recruitment
an exciting period of growth and are now ready to take on a graduate that they can help grow: Technical Skills: Angular TypeScript/JavaScript HTML/CSS 2:1 or above in Computer Science (or similar) Beneficial: Knowledge or experience in .Net More Details? APPLY NOW ! Location: London - Hybrid more »
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Senior Software Engineer

London Area, United Kingdom
Propel
Qualifications Bachelor's degree in Computer Science (or related field) 6+ years of relevant work experience Expertise in one or more of the following: JavaScript, Python, Java, Go or C++ Experience in building advertising platforms that have large data usage. more »
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Senior/Lead Node.js Developer - FinTech

London, England, United Kingdom
Oliver Bernard
now looking for an experienced Node.js Developer as they enter the next growth stage. Requirements: At least 5+ years of Node.js experience 5+ years JavaScript experience Experience with AWS and MySQL js Any prior experience with Python is a bonus Git, Jira Currently operating a hybrid flexible working policy, with more »
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Software Developer (SC Cleared)

London, United Kingdom
Hybrid / WFH Options
Syntax Consultancy Ltd
like Snowflake and Azure Data Lake Services (ADLS). Developing solutions for Proof of Concept (POC) + Minimum Viable Products (MVP). Advantageous: Banking, JavaScript, HTML, CSS + front-end development tools. more »
Employment Type: Permanent
Salary: £70000 - £90000/annum (DOE) + Benefits
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Developer (Banking)

London, United Kingdom
Hybrid / WFH Options
Syntax Consultancy Ltd
Azure Data Lake Services (ADLS). Developing solutions for Proof of Concept (POC) + Minimum Viable Products (MVP). Advantageous: active SC Security Clearance, JavaScript, HTML, CSS + front-end development tools. more »
Employment Type: Permanent
Salary: £70000 - £90000/annum (DOE) + Benefits
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Software Engineer

London Area, United Kingdom
Hybrid / WFH Options
SR2 | Socially Responsible Recruitment | Certified B Corporation™
network: 1. Coffee with recruiter ☕ 2. In-office technical interview 3. Meet the Co-founders and team 3. Offer! 😍 Roles: x2 Fullstack roles Tech: Javascript, React, Node, Next, AWS, Lambda Salary: £60,000 - £70,000 Location: London - hybrid (flexible office working) Immediately interviewing! If you are interested apply with your more »
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QA Engineer - Permanent - London/Remote - £60-80,000 + Equity

London Area, United Kingdom
Hybrid / WFH Options
Saffron QA
or numerical skills. Experience of manual, exploratory and automation testing, working in Agile teams. Experience of programming in at least one language, ideally Typescript, JavaScript or Python. Experience of Playwright, Cypress or Webdriver.io Strong stakeholder management and communication skills and the ability to push back as and when required. The more »
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Tech Lead

London, United Kingdom
Tech Mahindra
preferred. Proven experience as a ServiceNow Developer, specifically in TSOM implementations. Strong knowledge of ServiceNow platform capabilities including ITSM and ITOM modules. Proficiency in JavaScript, XML, HTML, CSS, and REST/SOAP integrations. Experience with Agile development methodologies. Excellent problem-solving and analytical skills. Ability to work independently and collaboratively more »
Employment Type: Permanent
Salary: £75000 - £85000/annum
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Software Engineer - Stealth mode Start-Up - £150k+

London Area, United Kingdom
Oho Group Ltd
Software Engineer - London - £150k+ - Very well-funded stealth mode C++/Java/Typescript/Javascript – World class Software Engineer, likely to be fairly language agnostic required to join a best in-class team of developers to deliver applications on the state of the art ERP platform. The London team more »
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Graduate Full Stack Engineer (ex Facebook and Google)

London Area, United Kingdom
Oho Group Ltd
internships or project Desirable Graduate Full Stack Engineer Qualities: Ability to communicate effectively to technical and non technical people Demonstrable experience in Python and JavaScript Nice to haves includes: SQL, Linux, Docker, AWS Your benefits as a Graduate Full Stack Engineer: Working with the best Engineers on the market Top more »
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Full Stack Engineer

London Area, United Kingdom
Glocomms
CD pipelines and deploy the UI into production. Familiarize yourself with vulnerability management. Qualifications and Skills: Strong experience in React development. Proficiency in TypeScript, JavaScript, and possibly Java. Familiarity with low-latency systems and financial markets (FX experience is a plus). Prior experience with greenfield projects (building from scratch more »
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Rust Software Engineer

London Area, United Kingdom
Hybrid / WFH Options
Cititec Talent
majority of the following: Bachelor’s degree in Engineering or related field. Strong Rust proficiency. Knowledge of at least one of the following: Go, JavaScript, Ruby on Rails, React or Node.js. Experience developing APIs in TypeScript. Strong communicator, with a detailed way of working. Experienced in writing production quality code. more »
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Senior Software Engineer

City of London, London, United Kingdom
Hybrid / WFH Options
Pulse IT Recruitment Ltd
complex applications within an IoT Environment API developer (using anAPI Gateway) SQL Understanding of Microservices Architecture Network Programming Google Cloud Platform (ideally) Node.js, PHP, JavaScript (ideally) Docker, Kurbernetes, Python (Ideally) This is a pressing role, therefore the interview process is very streamline & efficient, so you could be starting your new more »
Employment Type: Permanent, Work From Home
Salary: £55,000
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