12 of 12 Permanent GraphQL Jobs in Hertfordshire

Remote Senior Frontend Engineer

Hiring Organisation
Genpax
Location
Stevenage, Hertfordshire, UK
TypeScript. The platform is deployed on AWS. Terraform, and Ansible are used for Infrastructure as Code (IaC). Our technologies include: React with Next.js; GraphQL; Docker; Postgres; Git; CI/CD with GitHub; computational workflows with Nextflow. Note: Prior experience with all the tools and technologies that ...

Remote Front End Developer Contract

Hiring Organisation
Glenelly Recruitment Solutions
Location
Watford, Hertfordshire, UK
skills and experience - Experience of modern web technologies; Typescript, Angular, NodeJS, (other programming languages are beneficial) · Knowledge and understanding of service architectures; REST APIs, GraphQL, WebSocket, databases, containers, cloud services (AWS, Azure). · A good understanding of user interface (UI) and user experience (UX) design and affordability · Understanding and expertise ...

Remote Frontend Web Developer

Hiring Organisation
Air Apps
Location
Watford, Hertfordshire, UK
cross-browser compatibility . Knowledge of CSS pre-processors (SASS, LESS) and front-end build tools (Webpack, Vite). Familiarity with RESTful APIs, GraphQL, and front-end performance optimization techniques . Experience with version control systems like Git . Strong problem-solving skills and attention to detail. Ability to work ...

Remote Senior Backend Developer

Hiring Organisation
Jh
Location
Watford, Hertfordshire, UK
However, we value a passion for learning and self-development just as highly. Technical Expertise Essential: Advanced knowledge of Magento 2, PHP 8+, and GraphQL Good understanding of automated testing concepts and frameworks (PHPUnit, integration tests, API tests) Good understanding of server administration (Linux/Unix) and DevOps (CI/ ...

Remote Software Engineer II (Backend Focused)

Hiring Organisation
Tripadvisor
Location
Watford, Hertfordshire, UK
teach that part on the job and you won't be tested on it in interviews. Viator’s web stack includes Java, GraphQL, Kubernetes, SQL and NoSQL databases, and runs on AWS. You don’t need experience with everything listed, but strong Java proficiency is essential for this role. Perks ...

Remote Optimizely Programmer (CMS & Commerce)

Hiring Organisation
Avanti
Location
Watford, Hertfordshire, UK
Optimizely DXP, including cloud hosting, personalization, and experimentation features Optimizely Certification (Developer or Commerce Specialist) is required Experience working with APIs and integrations (REST, GraphQL, etc.) Familiarity with DevOps practices and deployment pipelines Excellent communication and collaboration skills Desirable Skills Knowledge of front-end frameworks (e.g., React, Angular, Vue) Experience ...

Remote Principal Mobile Engineer - Casino

Hiring Organisation
Hard Rock Digital
Location
Stevenage, Hertfordshire, UK
user, but in defining conventions, guardrails, and workflows that scale. Proven experience designing real-time mobile systems using RESTful services, WebSockets, and GraphQL, with an emphasis on resilience, latency, and graceful degradation. Significant native iOS (Swift/Objective-C) and/or Android (Kotlin/Java) experience, particularly in authoring ...

Remote Engineering Manager - UK

Hiring Organisation
Ashby
Location
Stevenage, Hertfordshire, UK
Technology Stack I’m sharing our tech stack with the caveat that we don’t require previous experience: TypeScript (frontend & backend), Node.js, React, Apollo GraphQL, Postgres, Redis. Benefits Competitive salary and equity. 10-year exercise window for stock options . You shouldn’t feel pressure to purchase stock options ...

Remote Software Engineer - Full-Stack

Hiring Organisation
Spectrum It Recruitment
Location
Stevenage, Hertfordshire, UK
Have 6+ years' experience as a full-stack engineer Are confident building both frontend (React, Nuxt, JS frameworks) and backend (FastAPI, Node.js, GraphQL, etc.) systems Write clean, consistent code quickly and thoughtfully Are comfortable moving fast and wearing many hats in an early-stage startup Care about inclusion and accessibility … especially for overlooked communities Our tech stack Frontend & Backend React, Nuxt, JavaScript/TypeScript FastAPI, Node.js REST, CRUD, GraphQL, WebSockets Cloud & Infra Azure (core platform) Microservices architecture CI/CD via GitHub Actions & Azure DevOps Infrastructure as Code: Terraform, Bicep, Pulumi, etc. Databases & Messaging PostgreSQL/MySQL (relational) MongoDB, Redis ...

Remote Software Engineer II - iOS (Viator)

Hiring Organisation
Tripadvisor
Location
Stevenage, Hertfordshire, UK
full process from design, to code, to test, to deployment and back again for further iteration. Our tech stack includes Swift, SwiftUI, Combine and GraphQL in a modular layout that follows SOLID principles using Clean Architecture with MVVM-C. Would you like to build features end to end? Would ...

Remote Senior Machine Learning Engineer

Hiring Organisation
Lobster
Location
Stevenage, Hertfordshire, UK
across our platform. Defining and implementing AI strategies and scalable microservices that drive data mapping, transformation, and intelligent integration. Developing and maintaining RESTful and GraphQL APIs to ensure seamless communication between services and systems. Creating and optimizing event-driven data pipelines to enable real-time processing, automation, and decision-making … prompt engineering frameworks. Strong skills in Python development, including building microservices and working with event-driven architectures. Proficiency in designing and consuming RESTful and GraphQL APIs. Experience with AWS or Azure ML services (e.g., SageMaker, Bedrock, Azure ML) and cloud-native development. Experience with PostgreSQL and MongoDB or similar relational ...

Remote Software Engineer (Platform)

Hiring Organisation
Moonpig
Location
Stevenage, Hertfordshire, UK
Serverless deployed multi-app React and Next.JS platform, streamline build workflows using Turborepo, and implement robust frontend testing practices. Additionally, you’ll maintain the GraphQL gateway and support our experimentation platform, Eppo. Please note this team works primarily remotely, so we are open to candidates across … business. Key Responsibilities: Develop and enhance the web platform and related supporting services (e.g., WAF, CDN via CloudFront and GraphQL API Gateway). Actively maintain, troubleshoot, and optimize platform reliability and performance Providing advice and consultation to engineering. Contribute proactively to defining platform and technology standards, continuously evolving what “good ...