1,501 to 1,525 of 2,600 JavaScript Jobs

Senior Software Engineer, AI Centre of Excellence Software engineering London

Location
Greater London, England, United Kingdom
Llama, Gemini) and applying them to real‐world problems. Strong backend engineering expertise, including RESTful APIs and micro‐services design. Proficiency in Python/JavaScript and familiarity with AI frameworks (e.g., LangChain, PydanticAI). Solid understanding of cloud computing (AWS, GCP, or Azure), containerisation (Docker, Kubernetes), and Infrastructure‐as‐Code … thrive in fast‐paced environments. Excellent communication and collaboration skills across diverse teams. Preferred qualifications: Proficiency in C# or Java. Frontend development experience with JavaScript/TypeScript and frameworks such as React. Experience developing Generative AI applications, including model fine‐tuning and prototyping. Awareness of ethical AI practices and emerging ...

Senior Software Engineer, AI Centre of Excellence

Hiring Organisation
Checkout.com
Location
London, UK
Employment Type
Full-time
Llama, Gemini) and applying them to real-world problems. Strong backend engineering expertise, including RESTful APIs and micro-services design. Proficiency in Python/JavaScript and familiarity with AI frameworks (e.g., LangChain, PydanticAI).Solid understanding of cloud computing (AWS, GCP, or Azure), containerisation (Docker, Kubernetes), and Infrastructure-as-Code (Terraform … thrive in fast-paced environments. Excellent communication and collaboration skills across diverse teams. Preferred qualifications: Proficiency in C# or Java. Frontend development experience with JavaScript/TypeScript and frameworks such as React. Experience developing Generative AI applications, including model fine-tuning and prototyping. Awareness of ethical AI practices and emerging ...

Senior Developer (Microsoft Dynamics & Integration)

Hiring Organisation
JCDecaux
Location
London, United Kingdom
Salary
£ 80 K
integration services• Develop integrations with external APIs (REST, SOAP, webhooks) with strong error handling and resilience• Create and enhance front-end components using JavaScript/TypeScript, HTML, and CSS• Work closely with architecture teams to translate designs into scalable technical solutions• Collaborate with third-party suppliers to ensure quality … Proficient in C# and .NET for back-end and integration development• Experience working with APIs (REST/SOAP) and authentication methods• Strong knowledge of JavaScript/TypeScript and modern web technologies• Experience with CI/CD, DevOps practices, and Azure services• Good understanding of databases and data modelling principles• Strong ...

Software Engineer

Hiring Organisation
RedTech Recruitment Ltd
Location
Cambridge, Cambridgeshire, East Anglia, United Kingdom
Employment Type
Permanent
Salary
£75,000
within collaborative engineering teams An interest in complex technical challenges, data-driven systems and emerging technologies Experience with cloud environments, Git, CI/CD, JavaScript, C++ or additional languages from the above technology stack would be beneficial but is not essential Responsibilities for Software Engineer: Design, develop and enhance innovative …/Platform Engineer/Cloud Engineer/Full Stack Developer/Application Developer/Python/TypeScript/Rust/Golang/Go/JavaScript/Node.js/Docker/Git/CI/CD/Linux/AWS/Azure/Kubernetes/Microservices/REST APIs/C++ ...

Senior Developer (Microsoft Dynamics & Integration)

Location
Greater London, England, United Kingdom
integration services Develop integrations with external APIs (REST, SOAP, webhooks) with strong error handling and resilience Create and enhance front-end components using JavaScript/TypeScript, HTML, and CSS Work closely with architecture teams to translate designs into scalable technical solutions Collaborate with third-party suppliers to ensure quality … Proficient in C# and .NET for back-end and integration development Experience working with APIs (REST/SOAP) and authentication methods Strong knowledge of JavaScript/TypeScript and modern web technologies Experience with CI/CD, DevOps practices, and Azure services Good understanding of databases and data modelling principles Strong ...

Index Distribution Software Engineer

Hiring Organisation
London Stock Exchange Group
Location
London, United Kingdom
Salary
£ 80 K
Have strong analytical skills and is able to break down a problem into manageable pieces.The right candidate demonstrate proven proficiency in typescript, python and javascript (with Angular) but is also eager to learn new languages and associated technologies.As an Index Distribution Junior Software Engineer, you contribute to building a modern … innovative designs to help us building better product experiences for our clients.Tech Stack You’ll Work OnBackend: Python, Typescript, SQL, APIs, microservices, containersFrontend: Angular, JavaScript, HTML5/CSSCloud: AWS (EC2, Lambda, Glue, EKS, SQS, SNS and any other as required)Databases: SQL Server, PostgreSQL, DynamoDB, possibly NoSQLCI/CD: GitLab ...

Index Distribution Software Engineer

Hiring Organisation
London Stock Exchange Group
Location
London, UK
Employment Type
Full-time
strong analytical skills and is able to break down a problem into manageable pieces. The right candidate demonstrate proven proficiency in typescript, python and javascript (with Angular) but is also eager to learn new languages and associated technologies. As an Index Distribution Junior Software Engineer, you contribute to building … designs to help us building better product experiences for our clients. Tech Stack You'll Work OnBackend: Python, Typescript, SQL, APIs, microservices, containersFrontend: Angular, JavaScript, HTML5/CSSCloud: AWS (EC2, Lambda, Glue, EKS, SQS, SNS and any other as required)Databases: SQL Server, PostgreSQL, DynamoDB, possibly NoSQLCI/CD: GitLab ...

Full Stack Python Developer

Hiring Organisation
MFK Recruitment
Location
London, United Kingdom
Salary
£ 70 K
Full Stack Python DeveloperSalary: 60,000 to 80,000Location: West LondonWorking arrangement: Predominantly office and customer-site based, with some remote working availableEmployment: Permanent, full-timeMFK Recruitment is recruiting a Full Stack Python Developer for ...

Software Developer (AI)

Location
Nuneaton and Bedworth, England, United Kingdom
1. Role Purpose The Software Developer (AI) is responsible for designing, developing and maintaining software solutions that support the continued evolution of the Lima platform. This role combines full-stack software development with practical experience ...

Senior Software Engineer I (Java & JavaScript)

Hiring Organisation
Elsevier
Location
London, United Kingdom
Salary
£ 70 K
Senior Software Engineer I (Java & JavaScript)Do you enjoy designing and developing scalable, high-performance applications using Java and JavaScript About the team: You will join the Identity & Access Management team, which owns the authentication and authorisation infrastructure underpinning Elsevier’s global product suite. We build and operate a highly … normalized/dimensional data modelling principlesIntermediate knowledge of multiple data storage subsystemsConfident practitioner in development languages including but not limited to: Java/J2EE, JavaScript, JSP, HTML, Node.js, React, XML, SQL, Windows, Unix.Experience with Keycloak, Auth0, or another identity provider, including realm configuration, authentication flows, and OIDC client setup.Proficient research ...

Senior Javascript Developer

Location
Glasgow, Scotland, United Kingdom
title: Senior Javascript Developer Pay Range: £60,000+ Reports to: CTO About Us Odro builds technology that helps recruitment businesses work smarter. Our products are used by hundreds of recruitment brands and thousands of recruiters worldwide. Our product suite includes Vision, a video communication platform for recruiters; AssistCV ...

Lead Full Stack Software Developer

Hiring Organisation
Spectrum IT Recruitment Limited
Location
Hook, Hampshire, United Kingdom
Employment Type
Permanent
Salary
GBP 100,000 Annual
Technical Lead Full Stack Developer (TypeScript, JavaScript, Node) Location: Hybrid working within Hampshire Salary: Competitive + benefits We're working with a fast-growing UK SaaS technology company that builds data-driven digital products used by commercial teams to better understand and engage with their customers click apply for full ...

Full Stack Engineer | Outside IR35 | Glasgow (Hybrid)

Hiring Organisation
Opus Recruitment Solutions
Location
Glasgow, City of Glasgow, United Kingdom
Employment Type
Permanent
week onsite in Glasgow (Essential) Immediate start available Must have full right to work in the UK Requirements Strong experience with Python and JavaScript Experience with React and Next.js Strong web application development background DevOps experience Comfortable working across the full software development lifecycle Consultancy or client-facing experience ...

SharePoint SPFx Engineer: Integrations & Automations

Location
Greater London, England, United Kingdom
seeking a Workplace Engineer in our End User Experience team. You will design and build SPFx SharePoint solutions and integrate with external systems, using JavaScript/TypeScript, React, REST APIs and Microsoft Graph. You will also develop automations with Power Platform and support migration and integration projects across SharePoint Online ...

Dynamics 365 & Power Platform Systems Developer - Hybrid

Location
Greater London, England, United Kingdom
help automate processes and extend Dynamics 365-based workflows. Based in London, the role requires hands-on work with Power Platform, C#, JavaScript, and Azure DevOps, with opportunities to learn new technologies across websites, integrations, and APIs. #J-18808-Ljbffr ...

Node.js Developer – APIs, Microservices & Cloud

Location
Greater London, England, United Kingdom
design, implement, and maintain server‐side applications and APIs, while collaborating with front‐end teams to ensure seamless user experiences. The role emphasizes strong JavaScript/Node.js skills, API design, and cloud familiarity, with opportunities to work across modern stacks and devops practices. #J-18808-Ljbffr ...

Fullstack Engineer

Location
Cheltenham, England, United Kingdom
looking for a Fullstack Engineer with the following skills: The Fundamentals: Modern JavaScript GitLab CI/CD Observability Technologies Java GitLab Version Control Database Technologies Web API Integration Apache NiFi Message Broker Technologies OpenShift Web Auth Distributed Architecture Kubernetes SecDevOps Cloud Native Technologies Required Clearance: DV or recently active ...

Hybrid Digital Apps Developer (Web & Mobile)

Location
Greater London, England, United Kingdom
engineering teams to deliver secure, scalable digital solutions. You will work on APIs, system integrations and continuous improvement of digital platforms, using React, TypeScript, JavaScript and cloud-based technologies in a hybrid setup. #J-18808-Ljbffr ...

Technical Lead - Architect, Mentor & Delivery Leader

Location
United Kingdom
with product managers and designers to develop scalable solutions. The ideal candidate has proven experience in leadership roles, expertise in programming languages such as JavaScript, Python, or Java, and a strong understanding of cloud platforms like AWS or Azure. #J-18808-Ljbffr ...

Senior Enterprise Sales Engineer - London/EMEA

Location
Greater London, England, United Kingdom
sales engagements, demos, and technical evaluations across the EMEA region, including visits to Germany when needed. You’ll leverage your strong technical background (SQL, JavaScript, Python, APIs) and familiarity with agentic AI tools to articulate value and architect solutions within complex enterprise environments. #J-18808-Ljbffr ...

Remote Backend Engineer for AI-Driven Full-Stack Systems

Location
United Kingdom
Engineering evaluator to curate datasets for training, benchmarking, and advancing large language models. You will curate code examples and provide precise solutions across Python, JavaScript, and other languages. You will evaluate AI-generated code for efficiency and reliability, work with researchers and cross-functional teams, and help design verification mechanisms ...

Senior Multi-Cloud IaC & ServiceNow Architect

Location
Glasgow, Scotland, United Kingdom
ensure compliance with security baselines and performance targets. The role requires hands-on experience with ServiceNow ITSM/ITOM, API integrations, and scripting in JavaScript, Python, PowerShell, or Bash. #J-18808-Ljbffr ...

Integrations Architect & Custom Solutions Developer

Location
Caldicot, Wales, United Kingdom
support, covering Contact Center integrations, reporting, IVR interfaces and API integrations. The role requires strong SQL/MS SQL, .NET/C++/C#, JavaScript and RESTful APIs experience, with a background in telephony interfaces and #J-18808-Ljbffr ...

Senior Identity & Access Engineer - IAM, Hybrid

Location
Greater London, England, United Kingdom
product teams to deliver enterprise-grade authentication and authorization. Proficiency with C#/.NET, Kubernetes, and Postgres is required, with familiarity in React/JavaScript as a plus. This hybrid-UK role emphasizes secure, reliable identity at scale. #J-18808-Ljbffr ...

AI-Driven Solutions Architect for Web Platforms

Location
Birmingham, England, United Kingdom
will mentor developers, govern software delivery lifecycle, and collaborate with analysts and third-party teams to real-world, scalable architectures. Experience with HTML/JavaScript or Java, Spring, and AI-assisted tooling is valued; strong communication and documentation skills are essential. #J-18808-Ljbffr ...