151 to 175 of 379 JavaScript Jobs in London

contributing to or managing enterprise design systems. Familiarity with Storybook or similar component documentation tools. Basic understanding of frontend technologies including HTML, CSS, and JavaScript frameworks. Experience conducting usability testing or user research. NHS experience would be useful but is not essential. Previous experience working in regulated industries. What Success ...

Succeed: Strong ServiceNow development experience Hands-on development experience on the Service Portal Strong technical background using web technologies (specifically HTML, AngularJS, Bootstrap, CSS, JavaScript, JSON, HTTP, REST/SOAP) ServiceNow integration experience ServiceNow Customer Service Management experience desirable ( CIS-CSM certification ideal) ServiceNow Certified Application Developer (CAD) Working within ...

reporting solutions. Strong analytical, problem-solving, and stakeholder management skills. Desirable Experience with Power Automate, Office Scripts, Python, or VBA. Exposure to JavaScript or TypeScript. About You Curious, hands-on, and passionate about data and technology. Comfortable working independently in a fast-paced environment. Strong communicator with the ability ...

engineering team, including cross‐functional collaboration and ownership of architectural decisions. 5+ years of backend or full‐stack engineering experience, with strong TypeScript/JavaScript and Node.js skills. Experience designing versioned APIs (REST/OpenAPI and/or GraphQL with schema governance). Experience working in platform or infrastructure engineering ...

energised by seeing your work impact 30,000+ organisations globally, not just internal stakeholders. You are resilient: legacy stacks (MS-SQL, C#, JavaScript, ongoing React migration) do not scare you — they motivate you. You are excited to join the core platform Squad’s, long-standing mission to standardise language, data ...

solutions. Requirements: The ideal candidate will have several years' experience in ServiceNow design and development preferably in a consulting environment. Scripting skills such as JavaScript, HTML and XHTML, XML, CSS, AJAX, AngularJS highly advantageous An understanding of Service Management concepts, delivery assurance principals and procedures. A high level of knowledge ...

Shopify Liquid and Online Store 2.0 Experience with Shopify APIs (REST/GraphQL) and third-party integrations Solid front-end skills (HTML, CSS, JavaScript) Track record of improving performance, UX, and conversion Experience with subscription platforms (Recharge, Skio, etc.) Comfortable working as a sole technical contributor Nice to have: Shopify ...

Build a working understanding of the UK energy market and wider commercial context What We’re Looking For Strong frontend fundamentals across HTML, CSS, JavaScript, and a modern framework, ideally React A track record of shipping customer-facing products and being able to demonstrate their impact Strong product instinct, with ...

modern cloud data platforms (Snowflake, Databricks, BigQuery, Redshift) and data ingestion patterns (batch, streaming, CDC). Hands‐On Development – Proficiency in programming (e.g., JavaScript, Python, SQL, R) and data frameworks like pandas or Jupyter. Excellent Communication – Strong presentation skills; adept at explaining complex ideas and guiding stakeholders toward impactful solutions. ...

proficient in crawl audits, international SEO, indexation, internal linking, competitor analysis, and keyword research. A strong understanding of HTML, CSS, and JavaScript is essential, along with the ability to apply UX insights to your strategy. Experience working with APIs is also required. You’ll need a strong data‐driven mindset ...

approach Strong Investment Management, Corporate Finance or Accounting knowledge Bonus: Experience utilizing Business Intelligence platforms to build dashboards or specific technical skills (e.g., Java, JavaScript, AWS, Perl/Python, SQL, Tableau, PowerBI etc.) Education & Preferred Qualifications Bachelor's degree/Master's degree (preference in Accounting/Finance) 3+ years ...

teams, adapting style and content to the audience. Proactive in identifying risks, gaps, and dependencies during technical scoping. Technical capability Proficient in HTML, CSS, JavaScript, with a solid understanding of REST API concepts and implementation. Familiar with data flows, ETL processes, and systems integration architectures — able to map how platforms ...

Lead Engineer London, United Kingdom Posted 11 months ago Tech stack SEO React Frontend Git Next.js Express JavaScript GitHub PostgreSQL TypeScript Skills Required Experience with Git and GitHub. Nice to-haves Experience working with TypeScript, Next.js, React, Express, Postgres. Experience with search engine optimization (SEO), e.g. programmatic pages, front ...

FRONT END DEVELOPER Salary up to £65-80k Hybrid working - 3 days per week on-site in Bromley Modern front-end stack - Vue.js, JavaScript, HTML, CSS Opportunity to shape user-facing products in a growing tech team ABOUT THE CLIENT We're working with a growing UK-based organisation ...

engineers to build a core Payments Platform and ensuring regulatory readiness. The ideal candidate will have senior leadership experience, hands-on skills in JavaScript, TypeScript, NodeJS, and expertise in the NESTJS framework. A background in Payments or Fintech is essential. This role offers competitive senior-level compensation and premium benefits. ...

application and broader technology ecosystem, driving both. Key responsibilities include: Identify and resolve architectural and performance issues. Technical requirements: TypeScript React (Next.js) React Native JavaScript Node.js NestJS Experience with cross‐platform mobile application development. Compensation: Competitive. Role type: Full time. Visa sponsorship: Not provided. #J-18808-Ljbffr ...

ethical finance, you will work closely with product teams to align commercial objectives with technical solutions. Ideal candidates should have strong expertise in JavaScript, Java, and AI development practices. A competitive salary with benefits, including health insurance and annual leave, is offered. #J-18808-Ljbffr ...

critical on this one. For more information on this role, or any other jobs across; Embedded, C++ programming, Embedded Linux, Golang Development, FPGA, Python, Javascript, C#, Electronics, Secure Boot, Power Electronics, Digital Design, Machine Learning, Data Science or Simulation contact us today. ...

contribute at both the technical and strategic level." We're looking for: Background in B2B SaaS or AI-native organisations Strong command of JavaScript, TypeScript, or Vue Proficiency in Python or Java Proven track record building APIs, backend services, and data-driven product features Comfortable operating in fast-moving, ambiguous ...

remain upgrade‐safe Essential Experience Strong hands‐on experience with Oracle Visual Builder (VBCS) Proven experience working within Oracle Fusion Cloud environments Solid JavaScript, HTML and CSS development skills Experience integrating via REST APIsExposure to Oracle Cloud Infrastructure (OCI) Good understanding of Oracle Cloud data structures #J-18808-Ljbffr ...

+ Bonus + Package Salary: Up to £120,000 + Bonus + Package Location: London (Hybrid Working) Skills: React as a main language (modern JavaScript/TypeScript) This firm is an elite technology company with exceptionally high standards , known for pushing boundaries and previously setting world records in the tech ...

understand code. Experience supporting partner or customer implementations. Strong stakeholder management and customer-facing experience. Good understanding of web technologies. Hands-on experience with: JavaScript HTML CSS Excellent communication and problem-solving skills. Ability to work effectively in a fast-paced, collaborative environment. Preferred Experience Previous experience in technical support ...

technologies relevant to the ServiceNow integration solutions including: Integration Hub, SSO, Web Services, LDAP, JDBC, etc. Experience in scripting on the ServiceNow platform using JavaScript, CSS and Angular JS: Flows, Business Rules, Client Scripts, UI Actions, Widgets and UI Pages Ability to author clear and comprehensive documentation ...

Collaborating with senior engineers on a highly integrated visual system Optionally contributing to technical content, demos, or talks What they’re looking for Strong JavaScript or TypeScript fundamentals Experience working with Canvas, SVG, or other 2D graphics systems Solid grounding in algorithms, data structures, and software design Experience building complex ...

knowledge extraction, enrichment, and automation ⚙️ Contribute to DevOps practices across CI/CD, infrastructure, and observability What we’re looking for: Deep full-stack JavaScript or strong backend Python expertise High agency mindset with end-to-end ownership Strong track record of shipping production-ready features quickly AI fluency ...