151 to 175 of 175 GraphQL Jobs

UI Developer- Contract

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 80 K
React, as well as maintaining existing features and occasionally porting features from a legacy Angular codebase. Additionally you will be responsible for the GraphQL API built in node.js and Apollo to interact with a microservice backend layer. The team’s mandate is to create an entirely new user experience … help shape the evolving architecture.UI Developers Must Have:Deep knowledge of JavaScript or TypeScript, HTML and CSSExperience of backend systems such as node.js, GraphQL and RESTUse of modern JavaScript frameworks such as React, Redux, Styled Components, Apollo GraphQLUX and visual design skills are a plusThe development stack includes: TypeScript, React ...

Frontend Javascript Developer

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 80 K
bleeding edge of not only product ideas but also technology and data manipulation.TypeScript/React/Redux/Styled Components/Apollo GraphQL/Webpack/Jest/Cypress/PrettierWe are growing our UI team to develop new features for our exciting frontend product built in React, as well … maintaining existing features and occasionally porting features from a legacy Angular codebase. Additionally we are responsible for our GraphQL API built in node.js and Apollo to interact with a microservice backend layer. The team’s mandate is to create an entirely new user experience and engineer the UI with ...

Staff Software Engineer - Content Domain

Hiring Organisation
Appcast
Location
Remote, UK
platform, rooted in standards, automation, and great user experience.We own the content foundation of M&S digital platforms, including:Structured content modelling and governanceFederated GraphQL APIsHeadless CMS and DAM integrationsAutomated asset and content lifecyclesPlatform tooling, documentation, and self‐service enablement What You’ll DoYour key accountabilities will include:Design, build … tooling.Lead the design of event‐driven architectures (Kafka/Confluent or equivalent) to support scalable, resilient content and asset workflows.Own and evolve our federated GraphQL architecture, including schemas, orchestration, versioning, and standards.Contribute hands‐on production‐quality code, tackling the most complex technical challenges in the domain. Act as a technical ...

Staff Software Engineer - Content Domain

Hiring Organisation
Marks & Spencer
Location
United Kingdom
Salary
£ 60 K
platform, rooted in standards, automation, and great user experience.We own the content foundation of M&S digital platforms, including:Structured content modelling and governanceFederated GraphQL APIsHeadless CMS and DAM integrationsAutomated asset and content lifecyclesPlatform tooling, documentation, and self‐service enablement What You’ll DoYour key accountabilities will include:Design, build … tooling.Lead the design of event‐driven architectures (Kafka/Confluent or equivalent) to support scalable, resilient content and asset workflows.Own and evolve our federated GraphQL architecture, including schemas, orchestration, versioning, and standards.Contribute hands‐on production‐quality code, tackling the most complex technical challenges in the domain. Act as a technical ...

AI Platform Engineer

Hiring Organisation
Hays Technology
Location
Milton Keynes, Buckinghamshire, United Kingdom
Employment Type
Contract
Contract Rate
£600/day £600 p/d Outside IR35
Models including GPT, Claude and Gemini. Develop AI agents, workflow automation and Retrieval-Augmented Generation (RAG) solutions. Design and develop integrations using REST APIs, GraphQL, OAuth 2.0 and JWT authentication. Build and support Azure-hosted workloads and Kubernetes-based services. Develop Python services and integrations. Implement Infrastructure as Code using … Experience We're looking for candidates with strong experience in: Cloud & Platform Microsoft Azure Kubernetes Terraform GitHub Actions Development Python API Development REST APIs GraphQL AI & Automation Large Language Models (LLMs) GPT, Claude and/or Gemini AI Agents Retrieval-Augmented Generation (RAG) Vector Databases LLM orchestration frameworks Data Databricks ...

AI Platform Engineer

Hiring Organisation
Hays Specialist Recruitment Limited
Location
Milton Keynes, Buckinghamshire, England, United Kingdom
Employment Type
Full-Time
Salary
£600 per day
Models including GPT, Claude and Gemini. Develop AI agents, workflow automation and Retrieval-Augmented Generation (RAG) solutions. Design and develop integrations using REST APIs, GraphQL, OAuth 2.0 and JWT authentication. Build and support Azure-hosted workloads and Kubernetes-based services. Develop Python services and integrations. Implement Infrastructure as Code using … Experience We're looking for candidates with strong experience in: Cloud & Platform Microsoft Azure Kubernetes Terraform GitHub Actions Development Python API Development REST APIs GraphQL AI & Automation Large Language Models (LLMs) GPT, Claude and/or Gemini AI Agents Retrieval-Augmented Generation (RAG) Vector Databases LLM orchestration frameworks Data Databricks ...

Security Solution Architect EMEA & CALA

Hiring Organisation
Radware
Location
London, United Kingdom
Salary
£ 100 K
assembling commercial offers and in the realization of remote and onsite PoVs.Own Security Architecture for Web & APIsDefine and evolve secure reference architectures for microservices, GraphQL/REST APIs, AI frontends, at our cloud service components (WAF/CDN/API/AI FW).Serve as trusted advisor to product … APIs, including focused on Application security.Deep knowledge of:OWASP Top 10, OWASP API Security Top 10, secure coding patterns, input validation, schema enforcement.APIs (e.g., GraphQL/REST, XML/SOAP API Gateways like Apigee, Kong, Azure API Management, AWS API Gateway) and how to secure them (WAF, bot defense, schema ...

Quality Test Engineer III

Hiring Organisation
Elsevier
Location
London, United Kingdom
Salary
£ 70 K
retrieval services, including error handling, reliability, and service interactions. Contribute to contract testing and service-level testing strategies across our REST and evolving GraphQL APIs. Integrate and maintain automated tests within CI/CD pipelines, supporting testing at multiple levels of the stack. Use observability tooling such as New Relic … ownership of assigned areas and continuously improve quality outcomes. Experience working in Agile/Scrum teams. Nice to Have Performance testing experience. Familiarity with GraphQL APIs and service-level or contract testing approaches. Experience testing shared services or internal platforms. Knowledge of Kubernetes (EKS). Interest in search ...

Senior Software Engineer

Hiring Organisation
LinuxRecruit
Location
London, United Kingdom
Salary
£ 100 K
Are you looking to join an emerging company? As they are looking to take more market share every single day, now is the time to join! This company is a key challenger to the telecommunications ...

Lead Front-End Developer

Hiring Organisation
ADLIB
Location
Exeter, Devon, England, United Kingdom
Employment Type
Full-Time
Salary
£55,000 - £60,000 per annum
Fast-growing, award-winning SaaS scale-up. Vue/React, lead a small talented front-end team. Exeter/Remote, ambitious market-leader, career development. We’re looking for a Lead Front-End Developer to ...

Senior Product Engineer

Hiring Organisation
LinuxRecruit
Location
London, United Kingdom
Salary
£ 100 K
Play a pivotal role in revolutionising fibre networking, not only within London but extending beyond. You will be joining a Sunday Times Best Place to work in the UK which it is on a mission ...

Senior Sales Engineer, Matterport - London

Hiring Organisation
Matterport
Location
London, United Kingdom
Salary
£ 80 K
Senior Sales Engineer, Matterport - London Job Description COSTAR GROUP - SENIOR SALES ENGINEER, MATTERPORT - LONDON OVERVIEW CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. ...

Lead Product Engineer

Hiring Organisation
LinuxRecruit
Location
London, United Kingdom
Salary
£ 100 K
JavaScript and Typescript, utilising Node and React within a “you build it, you run it environment” with AWS and Kubernetes. Can you also speak GraphQL-oquently about APIs? The platform has recently fully migrated over to using GraphQL so any experience here would also be a great plus. This ...

Senior Backend Engineer, AI Engineering: Chat

Hiring Organisation
Appcast
Location
Remote, UK
generative AI models, providers, tools, and multi-agent orchestration patterns into Duo Chat to expand its capabilities and improve answer quality.Design, implement, and review GraphQL and Representational State Transfer (REST) application programming interfaces (APIs) and related monolith logic, including chat entry points, permissions, and foundational-flow registration. Keep contracts with … proficiency in Ruby on Rails, or a strong willingness to learn it. Duo Chat integrates deeply with the GitLab monolith for chat entry points, GraphQL, permissions, and flow registration, and most of GitLab's codebase is written in Ruby.Proficiency designing or extending REST or GraphQL APIs with attention to scalability ...

Senior Backend Engineer, AI Engineering: Chat

Hiring Organisation
GitLab
Location
United Kingdom
Salary
£ 70 K
generative AI models, providers, tools, and multi-agent orchestration patterns into Duo Chat to expand its capabilities and improve answer quality.Design, implement, and review GraphQL and Representational State Transfer (REST) application programming interfaces (APIs) and related monolith logic, including chat entry points, permissions, and foundational-flow registration. Keep contracts with … proficiency in Ruby on Rails, or a strong willingness to learn it. Duo Chat integrates deeply with the GitLab monolith for chat entry points, GraphQL, permissions, and flow registration, and most of GitLab's codebase is written in Ruby.Proficiency designing or extending REST or GraphQL APIs with attention to scalability ...

Lead Software Engineer - Data Platform

Hiring Organisation
LinuxRecruit
Location
London, United Kingdom
Salary
£ 100 K
build out a tribe is not something that comes along often. You will take your in depth experience of graphical databases, Neo.4j or GraphQL to come in and grow a team. Your core focus will be to ensure the successful build and optimisation of the company’s proprietary data platform. … best solution and the technology to get it done; build it, ship it, run it. That being said, core stack focuses on Python, TypeScript, GraphQl, AWS and Kubernetes. Break the mould though, if you think something is better come in and prove it. The role is hybrid in London, with ...

Senior Frontend Engineer (Vue), Create: Repository Management

Hiring Organisation
GitLab
Location
United Kingdom
Salary
£ 70 K
artificial intelligence agents acting on their behalf.You'll work in one of GitLab's oldest and most complex product areas, using Vue.js and GraphQL to improve a critical system that serves GitLab.com, self-managed instances, and GitLab Dedicated. Source Code provides the interface layer, through Gitaly, to the Git repositories … learning from others.What you’ll bringProfessional experience with Vue.js or another modern JavaScript web framework, such as React, Angular, or Ember, and experience using GraphQL for application programming interface integration and data management.A solid understanding of semantic hypertext markup language, cascading style sheets, core JavaScript concepts, responsive design, accessibility standards ...

Frontend Engineer

Hiring Organisation
Zopa
Location
London, United Kingdom
Salary
£ 80 K
optimisation, experimentation and continuous improvement. A day in the life:Build and enhance customer-facing and internal web applications using Next.js, React, TypeScript and GraphQL, delivering features across multiple products and business areas.Collaborate with Product, Design, Marketing and Backend teams to create intuitive, accessible and high-performing user experiences.Contribute … rendering strategies (SSR, crawlability, structured data, indexation and semantic HTML), with experience optimising applications for both traditional search engines and AI-powered search.Experience with GraphQL and observability tools such as Honeycomb or Grafana.Working on customer-facing products within fintech, regulated industries or fast-growing technology businesses.Contributing to shared libraries, design ...

Backend Engineer - Ruby

Hiring Organisation
Raylo
Location
London, United Kingdom
Salary
£ 60 K
modern backend stack including Ruby on Rails (8.0), Sidekiq Enterprise (200k+ jobs daily), Heroku, GitHub Actions (CI/CD), Playwright (E2E testing), and GraphQL APIs.What You’ll DoBuild, maintain, and scale backend services using Ruby on Rails and related technologies.Collaborate with product and frontend teams to deliver features that enable … with Sidekiq for large-scale job processing.Experience deploying and running applications in Heroku (or similar PaaS), with confidence in CI/CD pipelines.Familiarity with GraphQL APIs and automated testing frameworks such as RSpec.A collaborative mindset, with strong communication skills and the ability to make progress in ambiguous situations.A proactive, curious ...

Principal Product Engineer, React Native

Hiring Organisation
Zapp
Location
London, United Kingdom
Salary
> £ 150 K
Principal Product Engineer, React NativeLocation: Nine Elms, London. Full time, hybrid with at least 3 days a week on site.You'll need the right to work in the UK and be based in London. We ...

Applied AI ML Lead - DocAI

Hiring Organisation
JP Morgan Chase
Location
London, United Kingdom
Salary
£ 100 K
Take a technical leadership position within JPMorgan's Commercial & Investment Bank, where you'll harness cutting-edge AI techniques to revolutionize business decisions and automate processes.As an Applied AI/ML Lead – Vice President - Machine ...

CyberArk PAM Technical Specialist

Hiring Organisation
Fruition Group
Location
West Lothian, Scotland, United Kingdom
Employment Type
Permanent, Work From Home
Job Title: Privileged Access Management (PAM) Security Engineer Location: Livingston Salary: Competitive Why Apply? A leading technology and media organisation is looking for a Privileged Access Management (PAM) Security Engineer to strengthen its cyber security ...

Android Developer

Hiring Organisation
Konrad Group
Location
London, United Kingdom
Salary
£ 80 K
Who We AreKonrad is a next generation digital consultancy. We are dedicated to solving complex business problems for our global clients with creative and forward-thinking solutions. Our employees enjoy a culture built on innovation ...

iOS Developer

Hiring Organisation
Konrad Group
Location
London, United Kingdom
Salary
£ 80 K
Who We AreKonrad is a next generation digital consultancy. We are dedicated to solving complex business problems for our global clients with creative and forward-thinking solutions. Our employees enjoy a culture built on innovation ...

Knowledge Graph Consultant

Hiring Organisation
NTT DATA
Location
London, United Kingdom
Salary
£ 80 K
EnablementDesign Graph RAG retrieval strategiesIntegrate knowledge graphs with LLMs and AI systemsOptimize context generation for AI use casesAPI & Consumption LayerDesign REST/GraphQL APIs for graph accessDefine agent consumption interfacesEnsure performance, scalability, and usabilityTeam LeadershipCoach, mentor, and develop internal talentProvide hands-on technical guidance and reviewsDrive delivery, prioritization, and skill … adoptionRequired SkillsNeo4j Schema Design (Cypher, property graph modeling)Ontology Engineering (OWL/RDF, Protégé)Graph RAG (LLM integration, retrieval strategies)API Design (REST/GraphQL)Preferred SkillsGraph platforms: Neptune, TigerGraphSemantic standards: SPARQL, SHACLAI/ML and LLM ecosystem exposureData governance and integration experienceSummaryThis role is pivotal in shaping the semantic ...