26 to 50 of 60 JavaScript Jobs in the City of London

security. Working closely with internal teams to define technical requirements and solutions. What you need to bring: Strong full-stack development experience (React, Typescript, JavaScript, GraphQL and backend technologies). Proven ability to lead projects and contribute to technical decision-making. Experience deploying and maintaining live applications. Strong problem-solving More ❯

to £95K | A.I Start-Up | UK Remote (1 Day Per Month London) Experience: 4+ years experience as full stack developer – Superb understanding of the JavaScript eco-system (Node.js, React.js & TypeScript), Postgres & AWS Start-Up mentality: Experience working in start-ups or scale-ups and someone who knows how to build More ❯

experience inTechnical Lead roles). Ability todesign applications/solutionsfollowing the OutSystems 3-layer architecture principle. Strong knowledge of web technologies (e.g. CSS, HTML, JavaScript, jQuery), database modelling and SQL programming, algorithms, data structures, and programming best practices. Proven experience in developing integrations with other systems (e.g. Consume/expose More ❯

days per week. You will be responsible for the development and support of Business applications using Opentext MBPM (Metastorm), MS .Net platform with C#, JavaScript and Oracle SQL Tasks include understanding business requirements, designing applications/workflows in Opentext MBPM (Metastorm), business data analysis, programming in Visual C#.NET using both More ❯

Manchester, Hursley/Cheltenham Active SC Clearance is mandatory - You can be sponsored through DV clearance by this organisation, should you want to. Skillset: Javascript React, Node AWS (Lambda, Dynamo) Designs, builds, and manages cloud-based applications, infrastructure, and resources. Designing and developing: Creating cloud-based systems and architectures, and More ❯

Service Portal components, and integrate them with various systems. Key Responsibilities: Develop and customise ServiceNow Service Portal pages, widgets, and components using HTML, CSS, JavaScript, and ServiceNow scripting. Extend portal functionality with ServiceNow APIs and integrations. Ensure responsive, user-friendly design and best practices. Work with cross-functional teams to More ❯

user-centered design principles and methodologies. - Experience working with web experimentation platforms (ideally Optimize/Optimizely) - Familiarity with front-end development (HTML/CSS, JavaScript) is beneficial - Excellent verbal and written communication skills. - Familiarity with data tools such as GA, Content Square is beneficial UX Designer, London - £45-60k More ❯

scale systems sustain-ably through mechanisms like automation. Looking for someone from a software development background Ideal Candidate: Very strong engineering skills in Java,JavaScript or Python Open Telemetry experience Must have Core Java/Python Must have experience as an SRE knowledge of Python Data Structures Strong knowledge of More ❯

Pardot, Marketo, or Eloqua. You should have knowledge of how to customise emails, landing pages, and forms using HTML and CSS, and familiarity with JavaScript for tracking and personalisation is a bonus. A good understanding of data legislation, including GDPR, is essential to ensure compliance in all marketing activities. In More ❯

Apps solutions, including connectors and custom controls Proficient in Power Apps (Canvas and Model-driven), Power Automate, and SharePoint Online. Skilled in HTML, CSS, JavaScript, and REST APIs. Experienced in data encryption and disaster recovery in Power Apps/Automate. Expert at translating business needs into technical solutions. Competent in More ❯

technical documentation Minimum Requirements Previous experience in interacting with blockchain nodes (ie. Bitcoin, Ethereum) Strong passion for Bitcoin and other cryptocurrencies Advanced Node/JavaScript skills Familiar with microservices architecture and REST APIs Ability to quickly learn new technologies Advanced understanding of security practices Nice to have Solidity, Rust or More ❯

platform priorities and focus Contribute towards delivery governance aligning to the banks QBR, big room planning, agile events and ceremonies Essential skills: Exposure to JavaScript framework with API/Microservices background, Cloud-Native App Development Experience in developing modern tech apps, channel experience design and build Prior experience in mentoring More ❯

DevOps, product management) to deliver seamless solutions. Optimise application performance, scalability, and security. Stay ahead of the curve with the latest advancements in Node.js, JavaScript/TypeScript, and Back End technologies. Manage technical documentation and maintain high coding standards. Required Skills & Experience: 5+ years of Back End development experience, with … role. Must be degree educated with an IT/tech based degree with a minimum 2:1 grade Strong expertise in Node.js, Express.js, and JavaScript/TypeScript. Experience with RESTful APIs, GraphQL, and WebSockets. Proficiency in database management (SQL & NoSQL - eg, PostgreSQL, MongoDB). Familiarity with cloud platforms (AWS, Azure More ❯

Classes and Test-Classes Experience working with nonprofit, membership, or association-based clients is a plus Working knowlage of web development technologies such as, JavaScript, XML, HTML and APIs Bonus Salesforce certifications: Salesforce Administrator Salesforce Platform App Builder Salesforce Certified Service Cloud Consultant If you're a Salesforce Consultant, who More ❯

with customers in the start up (VC) space to corporates like the BBC You will be recruiting in the DevOps, Development, QA or Frontend (JavaScript) space Progression? Do you actually want to be involved in the strategic end of the business and have your opinion heard. The company is growing More ❯

contract renewals. You have hands-on experience with Google Analytics, Google Tag Manager, and ideally Adobe Analytics. You're familiar with server-side tagging, JavaScript, and platforms like Tealium iQ, Segment, or Bloomreach Exponea. You also have a strong understanding of data privacy laws, including GDPR, and experience with preference More ❯

Position Title: Full Stack Senior Software Engineer Reports to : Engineering Manager Location: Remote (UK) Contract type: Permanent About BibliU Sunday Times Tech 100 Top 10 UK EdTech Company BibliU is an award-winning education company that provides Day 1 access More ❯

APIs using FastAPI or Flask. Work with ORM tools (such as SQLAlchemy) and execute plain SQL queries. Design and implement web components using HTML, JavaScript, JSON, and React. Collaborate with data model developers to optimize queries and database performance. Contribute to the development of reusable tools and components. Participate in … Experience in API development using FastAPI or Flask. Proficiency in ORM frameworks (eg, SQLAlchemy) and SQL. Strong understanding of web development standards, including HTML, JavaScript, JSON, and React. Good communication skills and ability to collaborate in a fast-paced environment. Familiarity with generative AI technologies. Experience working with Oracle or More ❯

Sciences sector, eg for a pharmaceutical or biotech company, CRO or other R&D business. Proficiency in multiple programming languages, including Python, Java, and JavaScript; knowledge of R would be an advantage. Good knowledge of relational databases (SQL) and ORM technologies (eg JPA2, Hibernate). Experience in developing web applications … apply now' to forward an up-to-date copy of your CV. Keywords: Biotech, Software, Engineer, Developer, Laboratory, Bioinformatics, Data, Analysis, SDLC, Python, Java, JavaScript, Powershell, SQL, ORM, JPA2, Hibernate, React, Angular, Node.js, Spring MVC, Web, Application, Development, Automation, Life, Sciences, Clinical, Trials, Research, Innovation, Technology, Pharmaceutical, Drug, Discovery More ❯

day look like? Develop custom frontend Magento modules and functionality, ensuring seamless user experiences. Build and refine responsive designs using modern HTML5, CSS3, and JavaScript standards. Collaborate with the team on scoping and estimation sessions for new projects and features. Peer-review code contributions from other developers to maintain high … and support to the wider eCommerce team regarding Magento frontend development. Essential skills 3+ years of experience in frontend development, including HTML5 , CSS3 , and JavaScript . Proficiency in CSS preprocessors. Strong understanding of responsive design principles and cross-browser compatibility. Familiarity with JavaScript frameworks and libraries. Experience with version control More ❯

day look like? Develop custom frontend Magento modules and functionality, ensuring seamless user experiences. Build and refine responsive designs using modern HTML5, CSS3, and JavaScript standards. Collaborate with the team on scoping and estimation sessions for new projects and features. Peer-review code contributions from other developers to maintain high … and support to the wider eCommerce team regarding Magento frontend development. Essential skills 3+ years of experience in frontend development, including HTML5 , CSS3 , and JavaScript . Proficiency in CSS preprocessors. Strong understanding of responsive design principles and cross-browser compatibility. Familiarity with JavaScript frameworks and libraries. Experience with version control More ❯

components. Work closely with product managers and back-end developers to deliver cohesive and efficient user experiences. Build front-end features using HTML, CSS, JavaScript, and popular frameworks such as React, Vue, or Angular, integrating them with back-end systems. Manage the full software development life cycle, from requirements gathering …/UI design and front-end development. What we are looking for: Hands-on experience with cutting-edge front-end technologies, including HTML5, CSS3, JavaScript (ES6+), and frameworks like React, Vue, or Angular. Demonstrated expertise in roles like UX/UI Developer or Front-End Developer. Comprehensive knowledge of UX More ❯

Senior TypeScript/JavaScript Mobile Engineer | £80,000-£95,000 | React Native | AWS | TypeScript | Serverless Architecture | London 2 days Hybrid | Health & Fitness Tech | 5 Glassdoor Method Resourcing have proudly partnered with a cutting-edge health & fitness tech company that's transforming the way people train - and they're looking for … a Senior TypeScript/JavaScript Mobile Engineer to join their high-performing engineering team. With a 5-star Glassdoor rating and a culture built on collaboration, innovation, and flexibility, this is an opportunity to work on meaningful products that improve lives. The role: You'll join a fast-paced, talented … pairing and shared code ownership Work with a modern stack and industry-best practices The key skills they are looking for: Strong TypeScript/JavaScript experience (React Native) 4+ years' experience in your core area (Frontend, Backend, etc.) Track record of delivering features end-to-end Agile mindset, able to More ❯

a related field from a top-tier university (minimum 2:1 or international equivalent). * Technical Expertise: Strong full-stack development skills, particularly in JavaScript, APIs, SDKs, Node.js, and Python. Experience with other frameworks, languages, and cloud architecture is highly beneficial. * Consultative Approach: Exceptional client-facing skills, capable of communicating … you're excited by this opportunity, don't hesitate to apply via the link below. Keywords: Degree, Bachelors, Masters, Programming, Technology, Software, AI, ML, JavaScript, Node.js, Pre-Sales, Post-Sales Adecco operates as an Employment Agency and is an equal opportunities employer. All applications will be handled with strict confidentiality. More ❯

Team Lead Angular/JavaScript Developer - Contract We are looking for a contract Front End Angular Team Leader for a leading IT consultancy to work on a gaming client where you will be building and migrating design systems. This is initially a 3-month contract, INSIDE IR35 paying £440 per … start immediately. Experience building and migrating design solutions from scratch using Angular Previous experience with building and migrating design systems. Significant experience writing native JavaScript Understanding of web design and user experience Experience within Agile software development process Led 3rd party/offshore teams previously. Must be a UK resident More ❯