1 to 25 of 146 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 ...

FullStack Solution Architect (Exp in RFP/RFI) - London, UK - Fulltime - Hybrid

Hiring Organisation
Capgemini
Location
Greater London, United Kingdom
Employment Type
Full Time
cloud platforms (AWS/Azure/GCP) and Familiarity with DevOps practices, CI/CD, containers (Docker/Kubernetes). Knowledge of APIs, microservices, GraphQL, and integration patterns. Good to have mobile architecture expertise (native iOS/Android, Flutter, React Native) Experience using AI-assisted development tools (e.g. GitHub Copilot ...

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 ...

Security Cleared Node Developer

Hiring Organisation
Solirius Reply
Location
London Area, United Kingdom
write clean, efficient, and scalable code. Familiarity with CI/CD pipelines and DevOps practices is a plus. Experience with TypeScript. Familiarity with GraphQL or other modern data-fetching technologies. Experience in integrating message brokers (e.g., RabbitMQ, Kafka). Familiarity with cloud platforms like AWS, Azure, or Google Cloud. Knowledge ...

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
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 ...

Principal Engineer

Hiring Organisation
Jobleads-UK
Location
Belfast City District, Northern Ireland, United Kingdom
Kubernetes. React/TypeScript. Python for tooling and automation. Experience incorporating AI tools into engineering workflows. Knowledge of Domain‐Driven Design, event‐driven architecture, GraphQL or observability tooling. Previous experience within regulated financial services or capital markets (MiFID II experience is beneficial but not essential). This is a fantastic ...

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
London, South East, 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 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 ...

Software Developer | Market Making Technology

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
anticipate future challenges, ensuring operational effectiveness. Skills and Experience: Essential: Experience in C# .NET. Experience in at least one of JavaScript, Typescript, React, NodeJS, GraphQL, Docker. Experience of NoSQL or RDMS databases. Knowledge of modern CI/CD and DevOps practices. Experience working with AWS cloud services (e.g. ECS/ ...

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 ...

Full Stack Mobile Developer (iOS & Android)

Hiring Organisation
Synechron
Location
Sheffield, England, United Kingdom
patterns, and app architecture aligned to engineering stand ards.Integrate mobile apps with backend services on GCP using REST/JSON (and where relevant GraphQL), including authentication and secure data hand ling.Contribute to backend/API integration work (and occasionally service improvements) in a .NET ecosystem to support mobile feat ures.Ensure ...