451 to 475 of 495 GraphQL Jobs

Senior Fullstack Engineer - NestJS Vue

Hiring Organisation
Hireful
Location
Central London, London, United Kingdom
Employment Type
Contract, Work From Home
ready to onboard and support real customers safely. The stack Deliberately the same stack as our hireful ATS platform. - NestJS + TypeScript - Vue.js - Prisma - GraphQL - preferred - PostgreSQL GraphQL is our preference rather than a hard requirement. If you'd argue for something else on this product, we'd rather hear … + Typescript expertise in production. Modules, dependency injection, testing. - Vue.js (Vue 3) with the Composition API. Component design and state management you can justify. - GraphQL schema design. Including an opinion on when not to reach for it. - Prisma and relational data modelling. Migrations, indexes, and a sense of what ...

Senior Software Developer

Hiring Organisation
Maxwell Bond
Location
Nationwide, United Kingdom
Employment Type
Permanent
Salary
£65000 - £80000/annum
Senior Software Developer C# .NET | React | GraphQL | AWS UK Remote | Monthly office visit Join a growing engineering team building and scaling a modern B2B SaaS platform. This is a genuinely hands-on Senior Developer role where you'll own features end-to-end, solve interesting technical problems and have … real say in how things are built. You'll work across a modern stack including C#, .NET, GraphQL, React, TypeScript and AWS , alongside an experienced team of engineers. AWS experience would be great, but experience with Azure or another cloud platform is also relevant. The team is small and collaborative ...

Distributed Systems Engineer - Data Platform (Delivery, Database, Retrieval)

Location
Greater London, England, United Kingdom
products and services. Data Retrieval: Be responsible for building the customer-facing products that make data accessible and actionable. This includes developing our public GraphQL API, building robust log delivery solutions and integrations with customer destinations, and contributing to our alerting products, which empower users to configure and receive near … monitor, and maintain the performance of our large-scale database clusters to accommodate the growing volume of data. Develop and enhance our customer-facing GraphQL APIs, log delivery, and alerting solutions, focusing on performance, reliability, and user experience. Work to identify and remove bottlenecks across our data platforms, from streamlining ...

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 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. ...

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 ...

Cloud-Native Full Stack Engineer (AWS & GraphQL)

Location
West of England, England, United Kingdom
Full Stack Engineer with a strong backend focus to help evolve the onboarding platform. You’ll work on AWS serverless services, APIs, and GraphQL-based architectures, while contributing to frontend modules when required. The role emphasizes ownership of features from design through production, with a collaborative, cloud-native engineering culture ...

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
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 ...

React/Next.js Developer (Headless CMS, GraphQL, AWS)

Hiring Organisation
Hays
Location
Northampton, Northamptonshire, United Kingdom
Employment Type
Permanent
Salary
GBP 45,000 Annual
React/Next.js Developer (Headless CMS, GraphQL, AWS) Northampton (4 days onsite, Fridays from home) £40000 - £45000 + Benefits No visa sponsorship available Your new company I'm recruiting a React/Next.js Developer with Headless CMS experience to work for a market-leading manufacturing business within their niche that ...

Network DevOps Engineer

Hiring Organisation
Eclectic Recruitment
Location
Stevenage, Hertfordshire, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
concepts and applications. • Experience working with JSON, YAML, Jinja2 and other common data structures, serialisation and templating technologies. • Familiarity with REST and/or GraphQL APIs and modern API-driven development. • Understanding of core networking principles, including TCP/IP, UDP, DNS, routing, switching, subnetting and VLANs. • A collaborative approach … testing methodologies and the ability to develop an automated testing strategy for network automation applications and APIs. • Experience designing, consuming and integrating REST and GraphQL APIs, with exposure to technologies such as Django REST Framework, FastAPI and Pydantic. • Strong understanding of DevOps principles and software engineering best practices. • Proven experience ...

Senior Kotlin Engineer

Location
United Kingdom
yourself and your team. You can solve problems independently but know when to involve others. Tech Stack You’ll Work With Kotlin (1.7+) AWS GraphQL (nice to have) Frontend Ecosystem (Context Awareness) React & React Native TypeScript Gradle JUnit Jupiter Kotest TestContainers Qualifications Must-Have Strong commercial experience with Kotlin Ability … principles Experience writing comprehensive automated tests Ability to understand and work within complex financial domains Nice-to-Have Experience with NoSQL databases Familiarity with GraphQL Experience working in FinTech or regulated environments Experience with Kanban or flow-based agile methodologies What We Offer At Globawise, we don’t just offer ...

Lead Frontend Developer (Adobe Commerce)

Location
Wrexham, Wales, United Kingdom
mentor, and manage the front-end development team, driving excellence in UI development.* Own the front-end architecture and development lifecycle, specializing in headless (GraphQL-based) architectures.* Define and maintain front-end coding standards, performance metrics (Core Web Vitals), accessibility, and development best practices.* Collaborate closely with UI/… experience leading a front-end development team, ideally in an Adobe Commerce (Magento) E-Commerce environment.* Strong, practical experience with headless commerce architectures (e.g., GraphQL) and expertise in modern JavaScript frameworks and the latest libraries.* Solid understanding of the Adobe Commerce (Magento 2) platform, particularly its theming layer, layout ...

Senior Backend Engineer (Ruby), AI Catalog: External Agents

Hiring Organisation
GitLab
Location
United Kingdom
Salary
£ 70 K
monolith backend.Collaborate with Product Management, user experience, frontend, backend, and AI specialists to refine requirements and deliver high-quality improvements iteratively.Design, implement, and review GraphQL and REST application programming interfaces (APIs) and related backend logic, with clear contracts for frontend clients.Improve and extend automated testing, including RSpec and other frameworks … Ruby on Rails, including background jobs, APIs, and data models.Comfort working across the stack in a mature codebase.Proficiency in designing or extending REST or GraphQL APIs with attention to scalability, maintainability, and backward compatibility.Practical experience designing and shipping AI-powered backend features or integrations.Strong SQL skills and familiarity with relational ...

Senior Backend Engineer (Ruby), Plan: Spec-Driven Development

Hiring Organisation
GitLab
Location
United Kingdom
Salary
£ 70 K
benchmarking systems that measure workflow quality, token cost, and success rate.Use Ruby on Rails and Python to build reliable production systems, with PostgreSQL, GraphQL, representational state transfer, GitLab Duo Agent Platform, large language model application programming interfaces, and an artificial intelligence gateway.Collaborate directly with product, design, engineers, design partners … exploring artificial intelligence-assisted development.The ability to work independently, collaborate across functions and regions, and support others through technical leadership and mentoring. Experience with GraphQL, PostgreSQL performance at scale, or building and evaluating large language model or agent systems is helpful but not required.We welcome candidates with different backgrounds ...

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 ...

Senior Software Engineer, Music Rights & Royalties

Location
Greater London, England, United Kingdom
Sony Music Entertainment’s Product Design & Engineering team is hiring a Senior Software Engineer to join our global development effort. You will work across cross-functional teams to build scalable products for artists and labels ...

Magento 2 Developer (Ecommerce, GraphQL)

Hiring Organisation
Hays
Location
Northampton, Northamptonshire, United Kingdom
Employment Type
Permanent
Salary
GBP 45,000 Annual
Magento 2 Developer (Ecommerce, GraphQL) Northampton (4 days onsite, Fridays from home) £40000 - £45000 + Benefits No Visa sponsorship available Your new company I'm working with a market-leading manufacturing business within their niche that is investing heavily in its digital capability as part of a wider transformation programme ...

React/Next.js Developer (GraphQL, Headless CMS)

Hiring Organisation
Hays
Location
Northampton, Northamptonshire, United Kingdom
Employment Type
Permanent
Salary
GBP 45,000 Annual
React/Next.js Developer (GraphQL, Headless CMS) Northampton (4 days onsite, Fridays from home) £40000 - £45000 + Benefits No visa sponsorship available Your new company I'm working with a market-leading manufacturing business within their niche that is investing heavily in its digital capability as part of a wider ...

iOS Engineers (Junior, Core & Senior)

Hiring Organisation
Morgan McKinley
Location
Manchester, Lancashire, United Kingdom
Employment Type
Full-Time
Salary
£400.00 - £700.00 per day
features. Key Responsibilities Develop and maintain native iOS features using Swift, SwiftUI and UIKit. Build backend-driven UI solutions powered by modern API layers (GraphQL and TypeScript integration). Implement end-to-end features, from breaking down complex problem statements to technical design, deployment and testing. Work collaboratively across cross … problem statements with minimal supervision. Requirements iOS Development: Strong proficiency in Swift, SwiftUI, UIKit, and modern architecture patterns. API Integration: Experience with REST and GraphQL APIs. Backend-Driven UI: Familiarity with or openness to working with backend-driven UI frameworks (using TypeScript). Engineering Standards: Experience with Xcode, CI/ ...

Senior Software Engineer (Ruby), Security Platform: Authorization

Hiring Organisation
GitLab
Location
United Kingdom
Salary
£ 70 K
permissions sit behind every API request. You will work on the permission model itself (fine-grained token permissions, custom roles, and the GraphQL and REST surfaces that enforce them). You will also help move that model onto GitLab's next-generation authorization stack, which pairs the Rails monolith with … cleanup.Build and extend fine-grained permissions for tokens and roles, and keep the permission catalog coherent as it grows.Extend and harden authorization enforcement across GraphQL and the REST API.Refactor long-lived policy code so both the monolith and our new authorization engine can evaluate it, without changing behavior for existing ...

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 ...

Software Architect

Location
United Kingdom
mappings between industry standards (IFC, COBie, CityGML, LandXML) and Autodesk's internal data models* **API & Service Design**: Design APIs and services optimized for REST, GraphQL, and gRPC interfaces; define serialization formats (JSON Schema, Avro, Protobuf) and ensure backward compatibility at scale* **Reliability & Performance**: Ensure reliability, security, and performance of systems … data modeling best practices* **Event-Driven Architectures**: Kafka or Kinesis; exactly-once processing; schema registries (Confluent, AWS Glue)* **API & Service Design**: REST, gRPC, GraphQL; versioning and backward compatibility at scale* **Distributed Systems**: Microservices, service mesh, event-driven architecture, stream processing* **Observability/SRE**: OpenTelemetry, distributed tracing, metrics/SLOs ...

Clinical Engineer

Location
City Of London, England, United Kingdom
data, in 4 weeks, picking up a large set of new technologies on the way (ground up built from low-level services like Appsync, GraphQL, not Twilio). Dennis built a lightning fast cloud document library for clinics in a few days, with <100ms traversals through preloading. Recently, when faced … currently entirely in JS/TS: Angular + Capacitor + Electron, React (internal tools), Amplitude (analytics), a fully serverless backend in AWS (Cognito, Appsync GraphQL, Lambda, DynamoDB). We have good functional & unit test coverage and CI/CD. Our stack is in a great place already: highly scalable, cost ...