276 to 300 of 312 GraphQL Jobs in the UK

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
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 ...

Java Software Engineer

Hiring Organisation
Jobleads-UK
Location
Manchester, England, United Kingdom
UIs. Our platform is based on AWS, and you\'ll be using technologies including Java 17/21, Spring Boot 3.x, Docker, Kubernetes, Ansible, GraphQL and Kafka. Join us and help shape the future of online entertainment! So, what will you be doing? Develop product features, updates and capabilities. … working using agile methodologies. Experienced with engineering best practices including TDD, pairing, automation, continuous delivery. Ideally also knowledge or experience of tools such including: GraphQL, Kafka, Docker, Kubernetes, Splunk, Dynatrace, AWS. Keen to learn new technologies, tools and practices and keep up with ongoing company and industry developments. Good collaborator ...

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 Full-Stack Engineer (AI-First, Public Safety)

Hiring Organisation
Jobleads-UK
Location
Manchester, England, United Kingdom
United States Digital Space LLC is hiring a Senior Software Engineer in Manchester. You’ll build end-to-end features across frontend React/TypeScript and backend Java/Spring Boot, handling data with MySQL ...

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 ...

Hybrid Data Lead Engineer - Python/TypeScript + GraphQL

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
TypeScript, alongside knowledge of the full Software Development Life Cycle (SDLC). Remuneration is competitive, ranging between £110K and £120K. A good understanding of GraphQL or Neo4j is a significant advantage. #J-18808-Ljbffr ...

Backend Software Engineer in Shirebrook - Frasers Group

Hiring Organisation
Jobleads-UK
Location
Shirebrook, England, United Kingdom
lifestyle sectors. Location: Shirebrook, United Kingdom Posted: 10 months ago Job Type: Full Time Visa Sponsorship: Not provided Compensation: Competitive Technical Stack JavaScript TypeScript GraphQL Node.js REST APIs Backend Services Responsibilities Build scalable microservices using TypeScript and Node.js, ensuring high performance and reliability. Design and maintain GraphQL and REST APIs ...

Java Backend ATA

Hiring Organisation
Jobleads-UK
Location
England, United Kingdom
Location – England , United Kingdom OR Amsterdam, North Holland, Netherlands Experience – 6 to 12 years Mandatory Skills - Java, AWS, Spring Boot, Rest API Services, GraphQL Type of hire – Contract ( remote working and occasional travel to Amsterdam if required by the client) We are seeking an experienced Java Backend Developer to contribute … maintain backend services and APIs for enterprise applications. Build scalable and high-performance microservices-based architectures using modern development frameworks. Implement RESTful APIs and GraphQL services to support frontend and system integrations. Write clean, maintainable, and reusable code following industry best practices and coding standards. Develop automated tests and documentation ...

Lead Staff Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
regular 1:1s, own performance and growth conversations, and participate in hiring.### Skills Required* Backend Systems* Web Platform* Data Platform* C#* .NET* SQL* GraphQL* REST APIs* Reporting Systems* AI Systems* Agentic Systems* Technical Leadership* People Management* Distributed Systems* Cloud* Physical Data Centers* Petabyte-scale Data* Machine Learning* Advanced Visualizations* Interactive … data platform of meaningful scale. Experience with C#/.NET and SQL is a strong plus, though not required. Experience designing or building GraphQL and/or REST APIs is a plus. Experience with reporting or scheduled-reporting systems is a plus. Experience building AI or agentic systems ...

Senior Backend Engineer II

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
build, and maintain scalable backend services using Strava’s tech stack (Ruby, Java, Scala, Python, Go, MySQL, Redis, Cassandra, Kafka, Kubernetes, Docker, Elasticsearch, and GraphQL). Develop and optimise APIs that seamlessly integrate with client-facing applications to deliver impactful features. Partner directly with Strava engineering teams in San Francisco … experience with relational (e.g., MySQL) and NoSQL (e.g., Redis, Cassandra) databases in production environments. You have a solid understanding of distributed systems, API design (GraphQL is a plus), and technologies like Kafka, Kubernetes, and Docker. You excel at mentoring engineers and fostering a positive, growth-oriented team culture. Comfort working ...

Senior Software Engineer (Acquisition)

Hiring Organisation
Butternut Box
Location
London, United Kingdom
Salary
£ 80 K
shipped across our acquisition stack.Heavily Backend-Weighted: Your day-to-day focus will be heavily centered on our backend infrastructure (Ruby on Rails, PostgreSQL, GraphQL) to manage discount APIs, optimise session architectures, and support core functionality. We have a dedicated team of frontend experts who own our client-side technologies … with or exposure to third-party tools like Segment, Google Tag Manager (GTM), Meta Pixel, Google Ads, or Amazon Advertising.Modern Web Architectures: Familiarity with GraphQL, Storyblok (our CMS platform), and Vercel deployment workflows, alongside any exposure to Next.js.Domain Background: Prior experience in fast-paced B2C/B2B startup environments, subscription ...

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
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 Backend Engineer, AI Engineering: Chat GitLab UK

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
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 frontend … 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 ...

Senior Software Engineer - Frontend

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
shipped features, making pragmatic trade-offs along the way. Drive Frontend Excellence: Build accessible, performant UI for complex clinical workflows using and shaping our GraphQL API. Improve Systems: Reduce technical debt, strengthen reliability, and elevate platform maturity. Collaborate Broadly: Partner with Product, Design, clinical teams, and engineers to solve … work under IEC 62304, ISO 13485, or MDR/IVDR. (not a must have) Design Collaboration: Experience working with design systems alongside product designers. GraphQL Knowledge: Hands-on experience designing queries/fragments and managing client-side caching (e.g., Apollo). How We Work We empower everyone at Doccla ...

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 ...