301 to 325 of 634 JavaScript Jobs in London

Head of Solutions Architecture, EMEA

Location
Greater London, England, United Kingdom
Solutions Architect, Sales Engineering, or Technical Pre‐sales roles, with at least 5 years in a leadership position. Strong background in modern web technologies (JavaScript, React, Next.js, Node.js, APIs, cloud infrastructure). Proven ability to lead, coach, and scale technical teams in a high‐growth environment. Demonstrated success working with ...

Sr. Enterprise Architect, Agentforce Supply Chain

Location
Greater London, England, United Kingdom
Preferred fields include Computer Science, Software Engineering, MIS, Electrical Engineering, Data Science, or equivalent experience Proficiency in at least one coding language (Python, Java, JavaScript, Node, Go, or similar) and a passion for working close to the code Ability and interest in traveling domestically, as needed for client engagements ...

Application Security Engineer

Location
Greater London, England, United Kingdom
taking end-to-end responsibility for the security of our platform)Technical expertise in at least two programming languages (Python, Java, Go, JavaScript/TypeScript) and the ability to read and review code across multiple languages, understanding both business logic and security implications #J-18808-Ljbffr ...

Software Engineer, New Grad - Infrastructure

Location
Greater London, England, United Kingdom
with data structures, storage systems, cloud infrastructure, frontend frameworks, and other technical tools. Experience coding in programming languages, such as Java, C++, Python, TypeScript, JavaScript, or similar languages. Life at Palantir We want every Palantirian to achieve their best outcomes, that’s why we celebrate individuals’ strengths, skills, and interests ...

Apigee Engineer: Apigee, GCP, Google Cloud, API

Hiring Organisation
Curo Services
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 349 Daily
including monitoring, incident response, root-cause analysis, rollback and post-change validation. Strong Linux skills and practical Scripting or development experience using Python, Bash, JavaScript, Node.js or a comparable language. Ability to take end-to-end ownership of technical outcomes and work effectively across engineering, security, architecture and service-management ...

Mobile UX/UI Designer (12m FTC)

Location
Greater London, England, United Kingdom
research studies independently, including analysis and reporting, particularly usability testing sessions/lab testing, remotely and on-site. Desirable Working knowledge of CSS, HTML, JavaScript, Java, Flutter, and other web and native iOS and Android front end frameworks. What's in it for you Our rapidly growing, award-winning business ...

Software Engineer (Frontend)

Location
Greater London, England, United Kingdom
frontend build tooling Some full-stack or backend exposure Previous experience in a fintech company Our tech stack TypeScript (we don’t write plain JavaScript) React Testing: Cypress and Vitest CI/CD How we work (attitudes & behaviours) High agency: autonomous and comfortable owning a problem end-to-end, spotting ...

Principal Solutions Architect

Location
Greater London, England, United Kingdom
years in technical, customer‐facing roles such as Solutions Architect, Customer Engineer, or Deployed Engineer Hands‐on experience with full‐stack development, including SQL, JavaScript, APIs, and Python Experience designing scalable cloud architectures and integrating enterprise systems Passion for leveraging technology to solve business problems creatively, ensuring scalable and efficient ...

Agentic AI Developer - UK

Location
City Of London, England, United Kingdom
between technical and business contexts Analytical mindset with the ability to decompose complex, ambiguous challenges into actionable steps Programming foundation in Python, SQL, or JavaScript (academic projects, internships, or capstone work) Daily working fluency with AI development tools (ChatGPT, Claude, GitHub Copilot, Cursor), used as core tools rather than occasional ...

ServiceNow Lead Developer

Location
Greater London, England, United Kingdom
architecture, cloud technologies and enterprise platforms. Ability to translate business outcomes into scalable technical solutions. Excellent client-facing, presentation and leadership skills. Proficiency in JavaScript, Flow Designer, IntegrationHub and ServiceNow development frameworks. Experience delivering enterprise-scale ServiceNow implementations. Strong understanding of platform architecture and integration patterns. Excellent stakeholder management ...

Customer Success Engineer

Location
Greater London, England, United Kingdom
companies. Familiarity working with advertising transparency standards such as ads.txt, app-apds.txt, and sellers.json files. Experience with Programming and Scripting Skills such as HTML, Javascript, Java, Go, C++, Python, Shell, Node.js Ability to query datasets in Snowflake to validate integrations, help investigate IVT patterns, and troubleshoot client integrations. Familiarity with ...

Customer Success Enablement Engineer (Forward‐Deployed)

Location
Greater London, England, United Kingdom
iteration with users. Proficiency with one or more programming languages or data engineering frameworks, such as Python, SQL, Spark, Java, C++, TypeScript/JavaScript, or similar. What We Require Background in Data Science, Computer Science, Engineering or STEM OR equivalent relevant practical experience in a technical or engineering role. ...

Marketing Technology Manager

Location
Greater London, England, United Kingdom
marketing platforms Familiarity with common platform integration methods (website tag managers, API authentication, retry/error handling, JSON, webhooks) Ability to interpret and edit JavaScript/Python code, and comfort articulating and discussing technical requests to engineers Familiarity working with or around "big data", using tools like AWS Athena ...

Product Consultant

Location
Greater London, England, United Kingdom
Context Protocol services, agentic workflows, generative artificial intelligence platforms or embedded data solutions Preferred: Familiarity with basic coding and analytics principles, including HTML, Python, JavaScript or data visualisation tools Demonstrated proficiency in artificial intelligence concepts, with hands on experience using AI tools to streamline workflows and enhance operational efficiency. Proven ...

IT Specialist, Cloud and Automation.

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
including monitoring, incident response, root-cause analysis, rollback and post-change validation. Strong Linux skills and practical scripting or development experience using Python, Bash, JavaScript, Node.js or a comparable language. Ability to take end-to-end ownership of technical outcomes and work effectively across engineering, security, architecture and service-management ...

Forward Deployed Software Engineer, New Grad - Commercial

Location
City Of London, England, United Kingdom
Computer Science, Mathematics, Software Engineering, Physics, and Data Science. Proficiency with one or more programming languages, such as Python, Java, C++, TypeScript/JavaScript, or similar. Must be graduating in 2026 or before. To apply, please submit the following: An updated resume/CV – please do so in PDF format. ...

London Office

Location
Greater London, England, United Kingdom
2+ years of experience in a customer-facing role 6+ months of experience working with REST APIs, SQL, CSS, HTML and a coding language (Javascript or Python) Knowledge of ticketing systems and tools (e.g. Zendesk, Linear), and data visualizations (e.g. Databricks) Preferred: 6+ months of experience supporting technical projects ...

Staff Software Engineer

Location
Greater London, England, United Kingdom
oriented and functional programming, with the ability and willingness to use and adopt new technologies. We use tools such as Phoenix, Elixir, Python, Erlang, Javascript, Node.js and more. Strong ability to work in a fast-paced, collaborative, and innovative team environment. Exceptional problem-solving skills, with a track record ...

Security engineer, application security (UK)

Location
Greater London, England, United Kingdom
products. You care deeply about reducing risk while considering velocity of engineers. Technical expertise in at least two programming languages (Python, Java, Go, JavaScript/TypeScript) and the ability to read and review code across multiple languages, understanding both business logic and security implications Knowledge of security tools and methodologies ...

Demo Engineer

Location
Greater London, England, United Kingdom
technical pre-sales, sales engineering, or demo engineering at a high-growth B2B SaaS company. Real hands-on build skills: scripting fluency (Python, JavaScript/TypeScript, or similar), comfort with REST APIs and webhooks, and enough cloud/infrastructure familiarity (AWS, GCP, or Azure) to stand up and operate ...

Forward Deployed Software Engineer, New Grad - Commercial

Location
Greater London, England, United Kingdom
Computer Engineering, Mathematics, Software Engineering, Physics, and Data Science. Proficiency with one or more programming languages, such as Python, Java, C++, TypeScript/JavaScript, or similar. Must be graduating in 2027 or before. Offer Deadline In an effort to build more transparency into our recruitment process, we'd like ...

Engineering Lead

Location
Greater London, England, United Kingdom
moment when the category is genuinely up for grabs - this is it. Our tech stack Our tech stack today consists of TypeScript, JavaScript, React, Node, Postgres and Redis. We use GitHub for code and continuous integration to deploy to Kubernetes on Google Cloud Platform. We have a public REST ...

AI Deployment Strategist, Critical and Sovereign Institutions - UK

Location
Greater London, England, United Kingdom
/Data Science, with the credibility to advise both technical and non-technical audiences. Hands-on experience building and deploying AI applications (Python, JavaScript, or similar) to demonstrate value. Strong business acumen and problem-solving skills, with the ability to structure ambiguous challenges into actionable solutions. Executive presence and communication ...

Client Integrations Engineer

Location
Greater London, England, United Kingdom
second nature. Possess excellent verbal and written communication skills and can tailor their communication style to the recipient. Have advanced coding experience in JavaScript, SQL, HTML. Love working in an energetic and engaging team environment. Are intrigued by the digital industry, have a good understanding of online tracking technologies ...

Member of Technical Staff - Software Engineer

Location
Greater London, England, United Kingdom
have Background in AI products or developer tools Experience in rapid prototyping environments Programming polyglot experienced in several languages of different paradigms (e.g.: JavaScript/TypeScript, Python, C or C++, Haskell, etc.) Experience collaborating with AI researchers and bridging between research-focused and engineering-focused teams Experience building & scaling REST ...