151 to 175 of 634 JavaScript Jobs in London

Solution Consultant

Location
Greater London, England, United Kingdom
such as OAuth 2.0, OpenID Connect, SAML 2.0, Single Sign-On (SSO), and LDAP. some experience with development languages or technologies such as Java, JavaScript, Node.js, Spring Boot, Flutter, or native Android/iOS development is a plus. experience with Docker, Kubernetes, OpenShift, and cloud platforms such as Microsoft Azure ...

Risk Developer DV Trading · London, United Kingdom 7 hours ago

Location
Greater London, England, United Kingdom
Experience integrating LLM APIs (e.g. OpenAI, Anthropic) into applications, including prompt design, tool/function calling, and evaluation. Experience with at least one modern JavaScript framework (React, Angular, or Vue). Proficiency in SQL and a solid understanding of relational databases (e.g. PostgreSQL, MySQL) and/or NoSQL stores (e.g. ...

Lead Intelligent Automation & Low-Code Developer (Power Platform & Copilot)

Location
Greater London, England, United Kingdom
Power Platform and/or Copilot. Previous RPA experience ( UiPath, Power Automate Desktop, Blue Prism, Automation Anywhere ). Knowledge of coding languages (e.g., .NET, JavaScript, Python ) to extend low-code solutions Experience integrating Power Platform with Azure AI services or other enterprise systems What ...

Software Engineer / AI Engineer

Location
Greater London, England, United Kingdom
SDLC, TDD, and code review. Data: Working with relational, columnar and vector stores, grounded in sound data‐modelling principles. Languages: Python, Java, TypeScript/JavaScript, SQL and relevant AI SDKs. Communication: Clear written and verbal communication with technical peers and stakeholders. Measurement: Instrumenting solutions to capture usage, productivity, and quality ...

QA Engineer

Location
Greater London, England, United Kingdom
Good awareness of Application Lifecycle Management and IT Service Management using tools such as Splunk, Grafana and ServiceNow. Desirable Skills & Experience Experience of using JavaScript Automation Frameworks such as WebdriverIO, Playwright Experience of running stress/load testing using K6 and Grafana or other/similar open-source tools. Knowledge ...

Solution Architect

Location
Greater London, England, United Kingdom
Strong stakeholder management experience Experience designing and delivering resilient, scalable, and secure systems Solid background in web technologies including HTML5, JavaScript, REST, XML, and OData Proficiency in modern programming languages such as Node.js, Java, C#, or Python Hands‐on experience with cloud platforms (particularly Azure Cloud Platform and Google Cloud ...

AI SDLC Forward Deployed Engineer - Consultant

Location
Greater London, England, United Kingdom
evaluation frameworks, workflows, and deployment. Technical Skills Solid programming proficiency (we are open to any experience but primary languages include: TypeScript and the JavaScript ecosystem, Python and Java). However, flexibility with languages and tools is important with our clients wanting to move to tech stacks including Go, Rust etc. ...

Senior Software Development Engineer

Location
Greater London, England, United Kingdom
empathy and a sense of urgency. Undertake any other reasonable activities required by management. Required Skills Excellent proficiency in Python Experience with TypeScript or Javascript, and Rust would be a strong plus Familiarity with C++ is a plus Experience in Financial domain is a plus Strong command of a typed ...

Creative Developer

Location
Greater London, England, United Kingdom
experience in development, working across both frontend and backend. Experience collaborating with creative teams, including designers, brand, or content teams. Strong HTML, CSS, and JavaScript skills, alongside experience with at least one backend language or runtime, such as Node.js, Python, or PHP. Hands-on experience building automated workflows using tools ...

Solution Architect

Location
Greater London, England, United Kingdom
C4. Strong stakeholder management experience. Experience designing and delivering resilient, scalable, and secure systems. Solid background in web technologies including HTML5, JavaScript, REST, XML, and OData. Proficiency in modern programming languages such as Node.js, Java, C#, or Python. Hands‐on experience with cloud platforms (particularly Azure Cloud Platform and Google ...

Principal Engineer (Software Engineering/Devops)

Location
Greater London, England, United Kingdom
looking for someone who is excited by this new era of software development and the opportunities it brings. The Engage stack includes Javascript/TypeScript (NodeJS/Express, Python (Lambda & FastAPI) React Native), DocumentDB, Mysql, Postgres, Opensearch, Redshift and MongoDB. We use AWS for our cloud services and our infrastructure ...

Salesforce Engineer, Business Technology Team

Location
Greater London, England, United Kingdom
testing and deployment governance Certified Platform App Builder, Platform Developer 1 & 2, and Administrator 201, with proficiency in Apex, Lightning, SOQL/SOSL, and JavaScript, and working knowledge of one of Java, Go, or Python Experienced with Salesforce SOAP, REST, and BULK APIs, Web UI frameworks (Lightning components or Visualforce ...

Full Stack Software Engineer

Location
City Of London, England, United Kingdom
consumer facing apps Full stack experience - strong with frontend technologies (React experience essential) and proficient across infrastructure and backend (ideally Python, or TypeScript/JavaScript) Strong collaboration skills across Product Discovery and Product Delivery phases Capable of taking ownership of a problem and delivering comprehensive solutions Considers the long-term ...

Senior Enterprise Technology Engineer

Location
Greater London, England, United Kingdom
excel in real time data scenarios.Experience with Market Data providers, Reuters, Bloomberg, TT, ICE etcExperience any of Visual Studio Tools for Office, Excel DNA, Javascript or other Excel Addin development technologies, MS Access, WPF, Azure Dev OpsExperience of Python, Jupyter Notebooks.Highly responsible, self-motivated, and able to thrive ...

Software Engineer

Location
City Of London, England, United Kingdom
experience) Strong core programming skills in either Server‐side languages such as C++, Java, Rust or Python, OR Front‐end development in TypeScript or JavaScript, using frameworks such as Angular or React A deep enthusiasm for expanding your knowledge of a diverse technology stack Ideally, you would also have: This ...

AI Enablement Engineer

Location
Greater London, England, United Kingdom
outcomes. Understanding of AI governance, security and risk management considerations. Software Engineering Strong software engineering background with significant experience building production systems. Experience with JavaScript, TypeScript, Node.js, Cloud platforms such as AWS and Git-based development workflows. Understanding of software architecture and system design. Experience working within CI/ ...

IGA Senior Engineer / Architect (SailPoint & Identity Governance)

Location
Greater London, England, United Kingdom
LDAP, SAML, OAuth). Experience integrating IGA platforms with HR systems (e.g., Workday, SAP), ServiceNow, and other enterprise applications. Proficiency in scripting (PowerShell, JavaScript, BeanShell) and API integration (REST, SCIM, JDBC). Excellent communication and stakeholder management skills, with the ability to explain complex technical concepts to non-technical audiences. ...

Principal Software Engineer

Location
Greater London, England, United Kingdom
will be part of your working reality. We have built a representative and welcoming environment, for everyone.Your skills and experienceAn expert in Full-Stack JavaScript/Typescript, with experience across any of the modern core frameworks from frontend through to API/service developmentAn end-to-end engineer, comfortable ...

Product Engineer, Applied AI

Location
Greater London, England, United Kingdom
gateways, delegated access or token exchange would be valuable. Other useful experience includes cloud-to-on-premises integration, LLM applications and straightforward JavaScript/TypeScript interfaces. You do not need experience with every technology listed or a legal background.Location and Reporting:This role is based in London, United Kingdom.You will ...

Software Engineer (ML Projects)

Location
Greater London, England, United Kingdom
difficult technical problems, we’d love to hear from you. Tech Stack Python Java, which makes up the majority of our backend codebase JavaScript, particularly React, which makes up our frontend Postgres and SQL AWS & GCP - we’re cloud‐native TeamCity for CI/CD (lots of teams are releasing ...

ServiceNow Solutions Developer

Location
Greater London, England, United Kingdom
notifications, forms and catalog items. Experience developing or supporting integrations using REST, SOAP, APIs, IntegrationHub, MID Server and Import Sets, with working knowledge of JavaScript, Glide APIs, HTML, CSS, XML and other relevant ServiceNow technologies. Experience building custom scoped applications from scratch and delivering enterprise workflows across multiple ServiceNow product ...

Senior Software Engineer I (Growth)

Location
Greater London, England, United Kingdom
/CD, testing and release workflows , enabling the team to ship and learn quickly. What you’ll bring to the team Strong TypeScript/JavaScript experience. Experience building user facing product surfaces where conversion and UX really matter (onboarding, paywalls, landing pages, growth loops, etc). Comfortable working ...

Senior Lead Full-Stack Software Engineer

Location
Greater London, England, United Kingdom
As a Senior Lead Full Stack Software Engineer at JPMorgan Chase within Cybersecurity and Technology Controls, youserve as a seasoned member of an engineering team that works to lead the delivery of software solutions that ...

L1 Software Engineer

Hiring Organisation
Response Informatics
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £250 per day
Required Skills Frontend React.js REST API troubleshooting JavaScript/TypeScript basics Backend Python FastAPI REST APIs Postman/Swagger Cloud AWS (EC2, Lambda, S3, CloudWatch, API Gateway, IAM) Support Incident & ticket management (ServiceNow/Jira) Log analysis and application troubleshooting Qualifications Bachelor's degree in Computer Science, IT, or related ...