1 to 25 of 336 GraphQL Jobs

Senior Software Engineer - Elements

Location
United Kingdom
patterns (micro-frontends, SSR/SSG) Knowledge of security best practices and compliance requirements (OAuth2, OIDC, RBAC) Experience with event-driven architectures Experience in GraphQL APIs and real-time communication (SignalR, WebSockets) Exposure to DevOps processes and automation ensuring end-to-end responsibility of features Advanced cloud certifications in Azure ...

Principal Software Engineer

Location
Greater London, England, United Kingdom
ideally substantial JVM (Java or Scala), .NET (C#), Rust, or Go expertise; Typescript and Javascript (must-have); Node.js (ideal); APIs: RESTful APIs (must-have); GraphQL (desirable); MCP (desirable) or A2A (desirable); web frameworks (Django (must-have)) and front-end frameworks (React (must-have), Blazor (desirable)); mobile frameworks: React Native (highly ...

Senior React & Node Developer (AI & Full Stack)

Hiring Organisation
Infused Solutions Ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
£65000 - £75000/annum
proactive, product-focused mindset with a passion for solving complex problems. Desirable Skills AI-powered application development Large Language Models (LLMs) Generative AI Microservices GraphQL CI/CD Infrastructure as Code Event-driven architecture Agile product development Accessibility (WCAG) Technology Stack React TypeScript JavaScript Node.js Express.js Python Microsoft Azure Docker ...

Senior Backend Engineer - Investment Technology

Location
City Of London, England, United Kingdom
debug and enhance existing services written in those languages.API Design - Strong experience designing and versioning well-structured, secure and reusable APIs (REST required; gRPC, GraphQL or event-driven APIs a plus), with a focus on backward compatibility and consumer experience.Service Architecture - Experience with microservices, distributed systems and data persistence (relational ...

Lead Software Engineer - Observability Event Alert UK - Java Full Stack

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 ...

Technical Lead

Location
Greater London, England, United Kingdom
/GCP). Solid understanding of CI/CD pipelines, Docker, Kubernetes and infrastructure-as-code. Expertise in building secure, scalable RESTful and GraphQL APIs. Excellent knowledge of authentication, authorisation and data security best practices. Outstanding communication skills: clear, direct and effective when working with both technical teams ...

Senior Software Engineer (Full Stack)

Location
Belfast City District, Northern Ireland, United Kingdom
HTML5, CSS3 and modern JavaScript frameworks. Experience developing backend services and APIs using TypeScript or another object-oriented language. Strong knowledge of REST APIs, GraphQL, WebSockets and microservices architecture. Commercial experience with AWS services, ideally Lambda, Fargate, API Gateway and AppSync. Experience with SQL and NoSQL databases, messaging technologies ...

Senior Fullstack Developer — Java or Kotlin, React and TypeScript

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

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 ...

Lead Software Engineer - Full Stack, Java & React

Location
Glasgow, Scotland, United Kingdom
services with Spring Boot Hands‐on experience building modern frontend applications using React with TypeScript Experience building and consuming APIs (REST and/or GraphQL) and integrating with downstream systems Experience with relational databases and SQL Working knowledge of search/indexing concepts, including designing and querying Elasticsearch indexes Proficiency ...

Lead Software Developer

Location
Leatherhead, England, United Kingdom
practical, user-centred solutions. Adaptable Learner: Comfortable learning new languages, tools and observability technologies as required. Nice to Have: Experience with AWS or GCP; GraphQL, gRPC or REST API design; OWASP and GDPR; or mobile and web performance optimisation. MEASURES & GOALS: (HOW WILL THE SUCCESS OF THE PERSON IN THIS ...

Senior Full Stack Engineer

Location
United Kingdom
testing, CI/CD, and scalability. Key Requirements: Frontend: Experience with React, Redux, and TypeScript. Backend: Expertise in Node.js microservices and familiarity with REST, GraphQL, asynchronous messaging, and JSON. Proficiency with NoSQL databases (e.g., MongoDB) and search technologies (e.g., Elasticsearch or Atlas Search). Strong understanding of automated testing ...

Engineer C# (Full Stack)

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. ...

Polyglot Engineer (JS/Python/Go)

Location
Greater London, England, United Kingdom
performance optimization; Scalable system design patterns, load balancing, and high-availability architectures; Database design and optimization (both relational and NoSQL); API development (REST, GraphQL, gRPC) and event-driven architectures; Caching strategies and message queue systems (Redis, Kafka, RabbitMQ); Cloud platforms (AWS, Azure, GCP) with containerisation (Docker, Kubernetes); CI/ ...

Senior Android Engineer

Location
Greater London, England, United Kingdom
MVVM and MVP. Desirable skills/experience you may have Postman or similar tools Charles/Proxyman or similar tools Bitrise/Gitlab CI GraphQL Microservice Architectures Docker, Kubernetes, and cloud platforms such as AWS, GCP or Azure Understanding of UX principles HTML, CSS, and related web technologies Experience with ...

Full Stack Engineer

Location
Manchester, England, United Kingdom
best practice. The technology You’ll work across a modern full stack environment, including: Node.js and TypeScript MongoDB and SQL RESTful HTTP APIs and GraphQL AWS and cloud-native solutions Jenkins and/or AWS CodePipeline Automated testing and Test Driven Development We care about strong engineering fundamentals ...

Full Stack Engineer

Location
Greater London, England, United Kingdom
best practice. The technology You’ll work across a modern full stack environment, including: Node.js and TypeScript MongoDB and SQL RESTful HTTP APIs and GraphQL AWS and cloud-native solutions Jenkins and/or AWS CodePipeline Automated testing and Test Driven Development We care about strong engineering fundamentals ...

Senior Software Engineer - (Typescript & Node)

Location
Greater London, England, United Kingdom
Technical Skills Experience of building cloud-hosted applications, using Typescript and Node.JS in a start-up, public service, or charitable setting Experience with GraphQL, React, WebAssembly and Python would be a nice to have Prior experience with Azure (ideally), AWS or GCP Comfortable working with Infrastructure as Code, ideally Terraform ...

Software Engineer II

Location
Belfast City, Northern Ireland, United Kingdom
designs. Support internal audits, regulatory reviews, remediation programs, and control assessments. Required Skills Strong hands-on Java development experience, JDK 17+ preferred. Rest/GraphQL APIs using Spring Boot or any similar. Strong SQL experience with any RDBMS. Working experience with messaging technologies like Kafka or similar. Strong problem-solving ...

Senior Fullstack Developer London

Location
Greater London, England, United Kingdom
platform migrations at scale, using n8n or similar automation tools (e.g. Make, Zapier, custom ETL) as well as scripted approaches. Integration development: REST and GraphQL APIs, webhooks, authentication (OAuth, SSO) and connecting a CMS to CRM, DAM, PIM, search and analytics platforms. Engineering practice: Git workflows, CI/CD, automated ...

Senior Golang Developer

Location
Greater London, England, United Kingdom
/CD pipelines and automated testing Agile/Scrum development experience Strong communication and problem-solving skills Bonus points for: Kubernetes, PostgreSQL, gRPC or GraphQL AWS or cloud-native development Experience in financial services or high-volume transactional platforms Test-driven development (TDD) Why this opportunity? You’ll be working ...

Full Stack Developer

Location
City of Westminster, England, United Kingdom
Familiarity with CI/CD tools (GitHub Actions, GitLab), IaC (Terraform, Ansible), and monitoring tools (Datadog, Grafana). Containerization : Docker and Kubernetes. APIs : REST, GraphQL, OpenAPI. Databases : SQL (PostgreSQL, MySQL) and NoSQL (MongoDB, Redis). Testing : Unit and functional testing (Jest, Cypress, Mocha). Soft Skills Strong communication skills ...

Fullstack Engg

Hiring Organisation
Randstad Digital
Location
United Kingdom
Employment Type
Temporary Contract, On-site
Salary
£600
distributed backend microservices in Java and building intuitive, responsive frontends using React. Key Responsibilities Architect, develop, and deploy scalable backend microservices and RESTful/GraphQL APIs using Java (Spring Boot) . Build responsive, component-driven web interfaces using React, TypeScript, and modern state management (Redux/Zustand) . Collaborate with ...

Lead Software Engineer - AI/Java Full Stack

Location
Glasgow, Scotland, United Kingdom
first) Experience with CI/CD pipelines, containerization (Docker, Kubernetes/ECS/EKS), and Infrastructure as Code Expertise in API design (REST, GraphQL) and integration patterns Hands-on experience building applications on AWS or other public cloud platforms Experience with Generative AI systems, including: RAG (Retrieval-Augmented Generation) architecture ...

Agentforce Operations FDE

Location
Greater London, England, United Kingdom
vector databases, search indexes, and knowledge bases to supply agents with accurate enterprise context. Enterprise Integration & API Management: Develop and maintain custom APIs (REST, GraphQL, webhooks) and integration pipelines connecting AFO/Agentforce to Salesforce Data Cloud (Data 360), cloud warehouses (Snowflake, Databricks), and core ERPs (SAP, Oracle, NetSuite ...