1 to 25 of 121 GraphQL Jobs

Senior Full Stack Developer - 12 Month FTC

Hiring Organisation
Hackajob Ltd
Location
Aberdeen, Aberdeenshire, Scotland, United Kingdom
Employment Type
Permanent
Salary
£90,000
/Scrum environments Cloud development experience, particularly with Azure Frontend experience with React and TypeScript Backend experience with Node.js and Azure Functions Experience with GraphQL and/or REST APIs Familiarity with CI/CD pipelines (GitHub Actions) Working knowledge of SQL databases (Azure SQL, PostgreSQL) Experience with authentication ...

Principal Engineer

Hiring Organisation
Jobleads-UK
Location
Belfast City, Northern Ireland, United Kingdom
tooling into development processes. Knowledge of architectural patterns (e.g., Actor pattern, Domain‐Driven Design). Exposure to observability tools and performance monitoring. Familiarity with GraphQL and event‐driven architectures. Strong analytical and problem‐solving skills. Ability to influence technical direction and drive innovation. Domain knowledge of MIFID II or similar ...

Senior Java Engineer (AWS, REST, SOAP) – Hybrid – Sussex

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
engineering organisation. Key Responsibilities Design, develop, and maintain high‐quality Java applications using Spring Boot. Build and optimise RESTful APIs and contribute to GraphQL service development. Develop cloud‐native solutions using AWS services such as Lambda, API Gateway, DynamoDB, ECS, S3, and others. Contribute to microservices architecture, event‐driven systems ...

Tech Lead - Software Engineering

Hiring Organisation
Chroma Recruitment Ltd
Location
Alderley Edge, Cheshire, North West, United Kingdom
Employment Type
Contract
Contract Rate
Competitive Day Rate, DOE
Active, hands-on experience working in Java codebases at production scale Expert-level TypeScript, JavaScript and Node.js; experience building scalable, production-grade applications Strong GraphQL, REST API and PostgreSQL skills; Git-based source control and branching strategies Strong AWS experience: designing, securing, deploying and operating production cloud environments Docker ...

Engineering Tech Lead Node.js Architect

Hiring Organisation
Purview Consultancy Services Ltd
Location
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract
systems with high throughput and low latency. Knowledge of scalability patterns including horizontal scaling, load balancing, and auto-scaling. API & Integration RESTful API design GraphQL gRPC WebSockets OpenAPI/Swagger API versioning strategies Third-party system integrations Databases Experience with both SQL and NoSQL databases: PostgreSQL MySQL MongoDB Redis Elasticsearch ...

Lead Software Engineer - Java/React

Hiring Organisation
Jobleads-UK
Location
Glasgow, Scotland, United Kingdom
availability (multi-AZ/region patterns, autoscaling, HA/DR). Deliver features end-to-end, build backend services and APIs (REST/GraphQL) in Java/Spring Boot and contribute to operational UIs/console experiences as needed. Design and implement event-driven systems and streaming-based alerting workflows ...

Senior Fullstack Developer — Java or Kotlin, React and TypeScript

Hiring Organisation
Jobleads-UK
Location
Manchester, England, United Kingdom
software engineering context.* Event-driven architecture and messaging or streaming technologies.* Experience with frameworks such as Spring Boot, Quarkus, Micronaut or Ktor.* GraphQL or comparable API technologies.* Cloud platforms such as AWS, Azure or GCP.* Containerisation and orchestration using Docker and Kubernetes.* NoSQL, caching or distributed data technologies.* Experience choosing ...

Senior Fullstack Developer — Java or Kotlin, React and TypeScript

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
software engineering context.* Event-driven architecture and messaging or streaming technologies.* Experience with frameworks such as Spring Boot, Quarkus, Micronaut or Ktor.* GraphQL or comparable API technologies.* Cloud platforms such as AWS, Azure or GCP.* Containerisation and orchestration using Docker and Kubernetes.* NoSQL, caching or distributed data technologies.* Experience choosing ...

Senior Fullstack Developer — Java or Kotlin, React and TypeScript

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
software engineering context. Event-driven architecture and messaging or streaming technologies. Experience with frameworks such as Spring Boot, Quarkus, Micronaut or Ktor. GraphQL or comparable API technologies. Cloud platforms such as AWS, Azure or GCP. Containerisation and orchestration using Docker and Kubernetes. NoSQL, caching or distributed data technologies. Experience choosing ...

Engineer C# (Full Stack)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
. Excellent problem‐solving, communication, and collaboration skills. Desired Experience with microservices and event‐driven architectures. Experience with AI‐assisted design and coding. GraphQL and WebSockets. Knowledge of observability tools (e.g., OpenTelemetry, Grafana). Familiarity with Infrastructure as Code (Terraform). Understanding of financial markets or trading systems. Contribution ...

Engineer C# (Full Stack)

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
Excellent problem‐solving, communication, and collaboration skills. Desired: Experience with microservices and event‐driven architectures. Experience with AI‐assisted design and coding. Knowledge of GraphQL and WebSockets. Familiarity with observability tools such as OpenTelemetry and Grafana. Experience with Infrastructure as Code (Terraform). Understanding of financial markets or trading systems. ...

Engineer C# (Full Stack)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
skills (SQL).* Excellent problem-solving, communication, and collaboration skills.Desired* Experience with microservices and event-driven architectures.* Experience with AI assisted design and coding.* GraphQL, and WebSockets.* Knowledge of observability tools (e.g., OpenTelemetry, Grafana).* Familiarity with Infrastructure as Code (Terraform).* Understanding of financial markets or trading systems.* Contribution ...

Engineering Lead

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Identities, Azure Key Vault Encryption, network security, RBAC, Zero Trust principles. Application Engineering Backend : Python (Flask, FastAPI), .NET/.NET Core, RESTful APIs and GraphQL, Microservices and event-driven architectures Data modelling, transformation and optimisation Data lake and lakehouse architectures Data governance, metadata management and lineage Large-scale cloud migration ...

Senior Wordpress Developer

Hiring Organisation
Alban Recruitment Solutions
Location
St. Albans, Hertfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£35,000 - £50,000 per annum
more of the following would be highly advantageous: React Node .js Python Laravel TypeScript Docker Linux server administration Cloud hosting platforms Headless WordPress GraphQL FastAPI or Express .js SQL optimisation AI and Emerging Technologies We’re looking for developers who are enthusiastic about the future of AI-assisted software development. ...

Senior Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Full Stack Engineer. 5+ years of relevant experience in coding in Typescript/JavaScript, using Node.js to architect and create REST and/or GraphQL APIs. Preferred experience working with eCommerce systems and platforms. Strong technical experience in modern front-end Typescript/JavaScript libraries and frameworks such as React.js. ...

Principal Technology Architect - LLMs, agentic coding systems, intelligent IDEs, AI

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
workflows where permitted; govern enterprise knowledge ingestion. Architecture & Integration Distributed systems, microservices, cloud‐native (Azure/AWS/GCP); secure API design (REST/GraphQL). MLOps & AIOps: CI/CD for AI, model lifecycle (eval, versioning, rollout/rollback), guardrails, telemetry, drift monitoring, prompt safety. DevSec & Responsible AI: Privacy ...

Senior Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
using AI effectively as part of the software development lifecycle. Highly Desirable Skills React Native Next.js Google Cloud Platform (GCP) Kubernetes Design Systems Storybook GraphQL Micro Frontends Performance optimisation and Core Web Vitals Accessibility (WCAG) Observability platforms and frontend monitoring Everyone is Welcome At Nando’s, everyone is welcome. Inspired ...

Senior Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
high‐quality React Native application.* Architect scalable mobile solutions that meet the demands of financial applications (security, performance, reliability).* Integrate with RESTful and GraphQL APIs and collaborate closely with backend teams.* Optimize app performance, including memory usage, load times, and smooth UI interactions.* Implement high‐security standards such ...

Staff Software Engineer

Hiring Organisation
Jobleads-UK
Location
Belfast, Northern Ireland, United Kingdom
users. 7‐11 years experience developing highly scalable distributed applications, products, and services in Java and Golang. Design and develop REST, gRPC, and GraphQL APIs. Working knowledge of SQL and No‐SQL database technologies. Solid foundation in data structures, algorithms, and software design with strong analytical and debugging skills. Experience ...

Forward Deployed ML Engineer, Agents

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
500ms latency, natural conversation flow, turn detection, and interruption handling in real-time systems Integrate agents directly into customer codebases via REST/GraphQL/WebSocket APIs and custom SDKs (Python, TypeScript) Act as trusted technical advisor to customers, shaping AI strategy and guiding roadmap decisions from concept to production ...

Senior Lead Software Engineer - React Native

Hiring Organisation
17918
Location
London, United Kingdom
applications using React Native in TypeScript or JavaScript Native application development across Android/iOS in Kotlin/Swift Understanding of REST APIs and GraphQL Ability to write testable, clean JavaScript code Comfortable working with projects partially or fully using TypeScript Using latest React features such as Suspense and Hooks ...

Banking Tech Full Stack Lead Engineer (Angular/Java) - VP

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Banking domain knowledge Required Skills & Experience Significant hands-on experience with Angular, TypeScript, HTML5, Java & Spring framework Proven experience of API first solution - REST, GraphQL Experience designing & implementing large-scale platforms using microservices architecture Experience working in Agile/Scrum delivery teams & incremental frequent releases. Database design and queries ...

Banking Tech Full Stack Lead Engineer Angular/Java - VP - Citi

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Banking domain knowledge Required Skills & Experience Significant hands‐on experience with Angular, TypeScript, HTML5, Java & Spring framework Proven experience of API first solution - REST, GraphQL Experience designing & implementing large‐scale platforms using microservices architecture Experience working in Agile/Scrum delivery teams & incremental frequent releases. Database design and queries ...

Software Engineer (Backend)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
important). Solid understanding of backend fundamentals: concurrency, data modelling, transactions, reliability, and observability. Experience designing and consuming APIs (REST/gRPC/GraphQL) and integrating with other services and data stores. Strong testing mindset and familiarity with CI/CD workflows. Clear communication skills and a collaborative approach ...

Node.js Developer

Hiring Organisation
Opus Recruitment Solutions
Location
Bristol, United Kingdom
Employment Type
Contract
Contract Rate
£0 - £400/day
/or NoSQL databases Familiarity with CI/CD and modern development practices Desirable Skills React development experience Kubernetes or Terraform exposure GraphQL experience Experience with high-volume, real-time systems Key Responsibilities Develop and maintain backend services using Node.js and TypeScript Build scalable APIs and data streaming solutions Develop ...