1 to 25 of 65 JavaScript Jobs in the City of London

Java + CloudNative

Hiring Organisation
Randstad Technologies Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£65000 - £70000/annum
Java (Core Java, Multithreading, Concurrency), Kotlin, Spring Boot, ReactJS. Cloud & Serverless: AWS Lambda, AWS Cloud Services, Kubernetes. Additional Technical & Functional Competencies Frontend Architecture: TypeScript, JavaScript (ES6+), Redux/Context API, HTML5, CSS3, REST/gRPC integration. Streaming & Messaging: Apache Kafka, Apache Flink. APIs & Protocols: RESTful web services, gRPC, JSON, Protocol ...

Software Developer

Hiring Organisation
Morgan Spencer
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£58,000 - £60,000 per annum
testing and software releases Contributing to continuous improvement of development processes and technologies Essential: Commercial experience developing with Python Experience using Django Knowledge of JavaScript, HTML and CSS Experience with SQL and database design Proficiency with Git and GitHub Experience with CI/CD pipelines, including GitHub Actions Experience working ...

.NET Developer

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £90,000 per annum
application development (.NET Core, C#) or winforms/WPF (C#) development. Our client will provide you with training into: .NET 10.0, WPF, MVVM, Prism, JavaScript, React, Angular 21, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, ASP.NET Core Web API, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and Azure SQL. ...

.NET Developer, CMS, Sitecore, EpiServer, Umbraco

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £75,000 per annum
such as Sitecore, Optimizely, Umbraco, Alterian, Immediacy, Ektron, Kentico, Sitefinity or dotnetnuke. Our client can provide you with industry recognised training in: .NET 10.0, JavaScript, React, Angular 21, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, ASP.NET Core Web API, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. This ...

Senior Software Engineer

Hiring Organisation
Akkodis
Location
City Of London, England, United Kingdom
cloud platforms (e.g., AWS, Azure, Google Clou d).Familiarity with other programming languages such as Java or C ++.Understanding of front-end technologies (e.g., JavaScript, HTML, CSS) is a pl us.Prior experience in a financial services or trading environme nt.Strong analytical and mathematical skil ls. ...

Senior PHP Developer

Hiring Organisation
Profectus Recruitment
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £80,000 per annum
ongoing modernisation initiatives across the technology estate Technical Environment: PHP (v8+) Laravel/Symfony/Yii2 Azure PaaS Azure Functions REST APIs/GraphQL JavaScript/HTML/CSS MySQL/PostgreSQL Git/CI/CD Linux (CentOS/RedHat) Azure-native tooling and integrations The Ideal Background: Strong ...

Software Developer

Hiring Organisation
Reed
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £45,000 per annum, Inc benefits
application development. Use Node.js and related tools for effective backend development. Design and implement effective UIs with a focus on user experience, using TypeScript, JavaScript, and CSS. Integrate frontend and backend aspects of the application using RESTful APIs. Participate in continuous integration and deployment (CI/CD) pipelines. Ensure software ...

Senior Technical Lead

Hiring Organisation
InstaResource Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
content schemas, design tokens and component specifications. Experience with prompt engineering or AI automation pipelines is highly desirable. Core Technical Skills: .NET/C# JavaScript/TypeScript React or Next.js RESTful APIs GraphQL CI/CD pipelines (Azure DevOps or GitHub Actions) Performance optimisation WCAG 2.1 accessibility standards SEO best ...

Full Stack Engineer

Hiring Organisation
Randstad Digital
Location
City of London, London, United Kingdom
management knowledge to translate business requirements into technical solutions. Technical Requirements Backend: Core Java, Kotlin, Multithreading, Algorithms, Data Structures, RESTful APIs, gRPC Frontend: ReactJS, JavaScript, TypeScript, Redux/Context API, HTML5, CSS3 Cloud & Streaming: AWS (Lambda), Kubernetes, Kafka, Flink Process & Security: CI/CD, Agile/Scrum methodologies, security compliance ...

AI Test Engineer (SC Cleared)

Hiring Organisation
Adecco
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £650/day
across the full lifecycle Hands-on expertise with Microsoft-based environments (e.g. Azure testing tools, AI platforms) Proficiency in one or more: Python, Java, JavaScript, SQL, or R Proven experience in: AI/Generative AI testing RAG (Retrieval-Augmented Generation) solution validation (e.g. RAGAS framework) CI/CD, DevOps ...

Senior AI Engineer

Hiring Organisation
Aimtech Recruitment Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
role is Hybrid and requires onsite attendance in Central London 23 days per week. Technical Skills C#, ASP.NET Core, Entity Framework Python, FastAPI JavaScript, TypeScript React or Angular REST APIs, Swagger/OpenAPI SQL Server, PostgreSQL, NoSQL and vector databases Azure App Services, Azure Functions, API Management Docker, Kubernetes … advantageous Key Responsibilities Design, develop, and maintain scalable full stack applications across cloud and web technologies Build responsive front-end applications using modern JavaScript frameworks such as React or Angular Develop secure and scalable back-end services, APIs, and integrations using .NET, Python, and Azure services Design and implement ...

Application Engineer (Java/Python | Wealth Management)

Hiring Organisation
Experis
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£65000 - £90000/annum
Exposure to IRESS Xplan , Xmerge or adviser platforms Experience with Snowflake, Power BI or Alteryx Knowledge of wealth management operating models and advice processes JavaScript development experience CI/CD and DevOps exposure If you're a Java/Python Engineer with wealth management experience looking to make a meaningful ...

Software Engineer

Hiring Organisation
Anson McCade
Location
City of London, London, United Kingdom
engineering. • Strong programming skills in at least one language such as C++, Java or C#. • Experience with utility or scripting languages such as Python, JavaScript or PowerShell. • Knowledge of Linux, Windows or multiple operating systems. • Experience with development tools, source control, testing and CI/CD practices. • An understanding ...

Development Lead (Manager)

Hiring Organisation
Oliver Wyman
Location
City of London, London, United Kingdom
stack development across a modern back-end stack (e.g. C#/.NET Core and/or Python ) and front end (e.g. Angular or React , JavaScript/TypeScript). Strong database and data-modelling skills (e.g. SQL Server/PostgreSQL; schema design; DBML or equivalent). Experience building and maintaining … client to client; the list below is representative rather than fixed. Back end: C#/.NET Core, Python Front end: Angular or React, JavaScript/TypeScript Data: SQL Server, PostgreSQL, DBML, NoSQL databases Cloud & DevOps: Azure, AWS, Docker, Azure DevOps, GitHub, CI/CD, PowerShell, YAML Ways of working: Agile ...

Full Stack Product Engineer

Hiring Organisation
Hyphen Global
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£80,000
experience developing and deploying full-stack applications. Demonstrated proficiency with at least one backend framework (e.g., Django, Node.js) and modern frontend technologies (HTML, CSS, JavaScript). Proven experience with cloud platforms (GCP or Azure) and CI/CD practices. Strong command of version control systems (Git) and containerization (Docker). ...

Senior GenAI Architect for Cloud-Native AI Solutions

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
enterprise contexts Align solutions with established enterprise standards and architectural principles Essential Skills for the AI Solutions Architect: Strong expertise in Python and JavaScript Hands-on experience with backend frameworks and modern frontend frameworks Deep knowledge of Generative AI and agent-based AI frameworks including RAG and orchestration patterns Strong ...

ServiceNow Technical Architect

Hiring Organisation
Anson McCade
Location
City of London, London, United Kingdom
business leaders. At least five years leading, mentoring and developing ServiceNow technical teams. Strong experience implementing technical governance, architecture reviews and coding standards. Advanced JavaScript development and scripting expertise. Strong knowledge of REST APIs, SOAP Web Services and enterprise integrations. SQL and integration design experience. Experience integrating ServiceNow with ...

ServiceNow Architect

Hiring Organisation
Anson Mccade
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
business leaders. At least five years leading, mentoring and developing ServiceNow technical teams. Strong experience implementing technical governance, architecture reviews and coding standards. Advanced JavaScript development and scripting expertise. Strong knowledge of REST APIs, SOAP Web Services and enterprise integrations. SQL and integration design experience. Experience integrating ServiceNow with ...

Ecommerce AI Engineer (Contract)

Hiring Organisation
Salt
Location
Westminster, London, City of Westminster, United Kingdom
Employment Type
Contract
Contract Rate
£250 - £275/day
bring: * At least five years' experience across AI, software engineering, ecommerce, platform engineering or a closely related area * Strong development skills in Python and JavaScript or TypeScript * Experience developing and optimising WordPress websites, including custom themes, plugins and API integrations * Experience integrating booking engines, ecommerce platforms and payment systems * Practical ...

Ecommerce AI Engineer

Hiring Organisation
Salt
Location
Westminster, London, City of Westminster, United Kingdom
Employment Type
Permanent
Salary
£45000 - £55000/annum
bring: * At least five years' experience across AI, software engineering, ecommerce, platform engineering or a closely related area * Strong development skills in Python and JavaScript or TypeScript * Experience developing and optimising WordPress websites, including custom themes, plugins and API integrations * Experience integrating booking engines, ecommerce platforms and payment systems * Practical ...

Applied AI Forward Deployed Engineer – Associate Manager

Hiring Organisation
Accenture
Location
City of London, London, United Kingdom
pipelines, 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). Hands-on experience building and deploying AI agents or multi-agent systems. Working familiarity with enterprise IT architecture, cloud platforms ...

Innovation Consultant

Hiring Organisation
Ingentive
Location
City of London, London, United Kingdom
innovation, AI adoption, or Copilot enablement programmes Exposure to Azure AI Foundry, AI Builder, or other Microsoft AI tooling Software development experience (for example JavaScript, TypeScript, C#, Python) or strong pro code extensibility skills within Power Platform Familiarity with Dynamics 365 Customer Engagement and/or Finance and Supply Chain ...

Operational Cyber Software Engineer

Hiring Organisation
Anson Mccade
Location
City of London, London, United Kingdom
Employment Type
Permanent, Part Time
Salary
£80,000
software development experience. Proficiency in at least one compiled language such as: C++ Java C# Experience with scripting or utility languages such as: Python JavaScript PowerShell Perl Familiarity with: Source control IDEs and debugging tools Unit testing Continuous Integration Test-Driven Development Understanding of secure software engineering principles. Knowledge ...

AI & Copilot Developer

Hiring Organisation
Hunter Selection
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£60000 - £70000/annum 33 days holiday, bonus + more
with Power Apps and Power Automate. Experience or exposure to Copilot Studio, AI Agents, or Microsoft AI technologies. Knowledge of Dataverse, Power FX, JSON, JavaScript, and API integrations. Familiarity with Microsoft 365 and Azure environments. Strong problem-solving and analytical skills. Excellent communication skills and the ability to work with ...

Senior SEO & Automation Manager

Hiring Organisation
Liberty Hive
Location
City of London, London, United Kingdom
with Git, CI/CD and cloud deployment Python programming Excellent communication and leadership skills Preferred Qualifications Knowledge of server-side rendering (SSR) and JavaScript SEO Familiarity with BigQuery or other large-scale analytics platforms ...