1 to 25 of 66 GraphQL Jobs in London

Principal Engineer - CPTO, BPL

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
MySQL) and NoSQL (MongoDB, DynamoDB, Redis) databases, understanding when to use each. API Design – Proven track record designing and implementing RESTful and/or GraphQL APIs that scale. Rust – Experience with systems programming and performance‐critical services. AWS Mastery – Advanced AWS knowledge. Kubernetes – Container orchestration experience with K8s, Helm ...

Senior Forward Deployed Engineer

Hiring Organisation
Uniphore
Location
London Area, United Kingdom
/Vue) and DevOps experience (Docker, K8s, CI/CD). Expertise in building data pipelines and integrating with enterprise systems (REST, Python, SQL, GraphQL, Webhooks etc). Solid understanding of LLMs, Prompt engineering/tuning, Vector DBs (AstraDB, Pinecone, Weaviate etc), RAG pipelines (LlamaIndex, Haystack) and Agent/Workflow ...

Principal Engineer - CPTO, BPL

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
architecture patterns. Data layer expertise – SQL (PostgreSQL, MySQL) and NoSQL (MongoDB, DynamoDB, Redis). API design – proven track record designing and implementing RESTful/GraphQL APIs at scale. Systems programming – experience with Rust for performance‐critical services. AWS mastery – advanced AWS knowledge. Kubernetes – container orchestration, Helm and cloud‐native deployment ...

Senior Staff Forward Deployed Engineer

Hiring Organisation
Uniphore
Location
City of London, London, United Kingdom
deploying AI/ML or data-intensive applications in production Strong full-stack skills: Python, Node.js/Go, React/Vue, SQL, REST/GraphQL DevOps proficiency: Docker, Kubernetes, CI/CD, and major cloud platforms Expertise in LLMs, Prompt Engineering, Vector DBs, RAG pipelines, and Agentic orchestration frameworks Agentic ...

Lead Software Engineer - Android

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
framework Building applications using React Nativein TypeScript or JavaScript Native application development across Android/iOS in Kotlin/Swift Understanding of REST APIsand GraphQL Comfortable working with projects partially or fully using TypeScript End to end testing applications with Detox/Appium/WebdriverIO/Playwright Hands‐on experience ...

OSS/BSS Solution architect

Hiring Organisation
IBU CONSULTING LTD
Location
London, United Kingdom
Employment Type
Contract
read and write API specs - Hands-on with TMF/ODA frameworks for product and service APIs - Expertise in integration patterns ( OpenAPI , REST, gRPC , GraphQL ) - Strong background in pub/sub and event brokers (Kafka, RabbitMQ) including security (TLS/SASL), scaling and schema evolution - Knowledge of headers, correlation/ ...

Senior Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
engineers release code to production every few days and we have a daily release cycle. Tripadvisor's web stack includes Java, React, Typescript, GraphQL, Kubernetes, SQL and NoSQL databases, and runs on AWS. You don’t need to have experience with everything listed and will be able to complete coding ...

Senior Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
stack or any specific functional area, but you have a strong willingness to learn and adapt quickly. Typescript/Node.js, Python, REST API/GraphQL APIs, Ruby/Rails, ReactAWS/Serverless or EKS, PostgreSQL, DynamoDB, OpenSearch, Redis Why join us? 🚀 Key moment to join Aircall in terms of growth ...

Senior Full-Stack Engineer—TypeScript, AWS & GraphQL

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
WorksHub is seeking a Senior Engineer in Greater London to design and maintain robust full-stack solutions using TypeScript, AWS, and GraphQL. The ideal candidate should have proven experience in software engineering roles with deep ...

Specialised Engineer – HCL Commerce

Hiring Organisation
Vallum Associates
Location
London Area, United Kingdom
releases, rollbacks, and platform improvements Essential Skills & Experience Strong hands-on experience with HCL Commerce/IBM WebSphere Commerce architecture Proficiency in Java, J2EE, GraphQL, and RESTful APIs Experience with Spring/Spring Boot backend development Strong knowledge of relational databases, particularly Oracle Experience with tools such as Eclipse ...

Developer Golang

Hiring Organisation
CBTS
Location
City of London, London, United Kingdom
Behavior Driven Development (BDD) and Waterfall) Knowledge of any or all of the following technologies is desired: Kafka, Postgres, Golang, Git, gRPC, Docker, GraphQL Experienced in continuous integration (CI), continuous deployment (CD) and continuous testing (CT), including tools such as Jenkins, Rally and/or JIRA and version control such ...

Software Engineer

Hiring Organisation
Chumley
Location
City of London, London, United Kingdom
Strong proficiency with React , modern JavaScript/TypeScript, and Vite or equivalent tooling. Back-end experience (e.g. Node.js or similar) with RESTful or GraphQL APIs. Experience integrating or working with Salesforce (APIs, webhooks, or data pipelines). Good understanding of application architecture, performance, and security. Comfort working in a small ...

Head of Software (ML & Web)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
embedded systems integration. Background or interest in scientific/biological domains. Our Tech Stack (Current & Planned) Frontend: React, TypeScript Backend: Node.js, Python, REST & GraphQL APIs Cloud & Infra: AWS (ECS, S3, Lambda), Docker, Cloudformation, Pulumi, CI/CD with GitHub Actions ML/AI: PyTorch, TensorFlow, scikit‐learn, MLflow for experiment ...

Lead Software Engineer (Python)

Hiring Organisation
Circuit Mind
Location
City of London, London, United Kingdom
models. Learn, use, and improve best practices and processes for high-quality software development. Our technology stack includes Python 3.11, PostgreSQL, Django, mypy, GraphQL, Docker, Redis, Typescript, React. Qualifications We’re only considering exceptional candidates, with the following pre-requisites: 5+ years of professional software development experience. 2+ years ...

Senior Software Engineer I

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
contributing to code Our Tech Stack Find below a small reflection of our current tech stack: Frontend: React Native (iOS and Android) Typescript GraphQL (Apollo Client) Fastlane SwiftUI (Apple Watch) Maestro E2E tests Backend: Serverless (AWS) Lambdas (NodeJS & Python) AWS AppSync DynamoDB, S3, SQS, SNS, EventBridge, SageMaker Snowflake ...

Lead Engineer

Hiring Organisation
Formula
Location
City of London, London, United Kingdom
deep, hands-on experience is essential (topic design, consumer groups, schema registry, Kafka Streams or similar) TypeScript, Node.js AWS (EKS, Lambda, Aurora RDS), Kubernetes GraphQL, Terraform, DataDog Salesforce or enterprise CRM experience is a strong advantage Contract details: IR35: Outside IR35 Rate: Up to £700 per day Contract length ...

Full Stack Engineer

Hiring Organisation
Total Recruitment Group
Location
West London, London, United Kingdom
Employment Type
Permanent
Salary
£85,000
backend expertise in Typescript and Node and front capability in React Proficiency in SQL, Redux, cloud services (AWS or GCP), RESTful API design and GraphQL Strong analytical skills with the ability to design, optimise, and troubleshoot complex UIs Excellent communication and leadership skills; ability to mentor junior team members Other ...

Senior Software Engineer - London

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
with distributed systems or cloud computing, preferably in AWS Experience building and shipping end‐to‐end solutions Experience building APIs (REST and/or GraphQL) and integrating with external services Expertise in relational and non‐relational databases Experience working with message queueing technologies (SQS/RabbitMQ/Kafka/etc. ...

Software Engineering Manager - Platform

Hiring Organisation
Jobleads-UK
Location
City of Westminster, England, United Kingdom
Oversee the maintenance and support of existing software systems, ensuring prompt resolution of issues and bugs. Tech Stack React, Next.js, Typescript Java Kotlin Swift GraphQL Federation Cloud: Azure Observability: Dynatrace Who You Are Previous polyglot hands‐on senior software engineer Experience working on highly scalable software solutions across ...

Senior TypeScript/Node.js Backend Engineer — AWS & GraphQL

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Houseful is seeking a passionate Software Engineer to join their team in London. The role involves developing critical backend services using TypeScript, Node.js, and Apollo GraphQL. Ideal candidates should have a strong background in modern ...

Software Engineer Middle/Back Office Asset Manager (Contract)

Hiring Organisation
Alexander Ash Consulting Limited
Location
Central London, London, United Kingdom
Employment Type
Contract
Contract Rate
From £700 to £800 per day
Cursor, GitHub Copilot) with significant examples of delivery improvement AWS (S3, Lambda, EC2, Glue), Snowflake, Git, CI/CD, Datadog, MS SQL Server, REST, GraphQL, Airflow (as many as possible) Degree educated or higher in a relevant technical discipline from a leading university This is a £650-700/ ...

Boomi Integration Architect

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
Support digital transformation initiatives and enterprise modernization programs. Required Technical Skills Strong hands‐on experience with Boomi AtomSphere. Expertise in API Management, REST, SOAP, GraphQL, and microservices architectures. Experience with XML, JSON, XSLT, data mapping, and transformation. Knowledge of enterprise integration patterns and middleware technologies. Experience integrating ...

AI Solutions Architect - up to £120K+Benefits - Hybrid/London

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
assisted development tools Strong knowledge of cloud AI and ML platforms and associated architecture patterns Experience designing and managing APIs including REST and GraphQL Strong understanding of microservices and serverless architectures Practical experience with DevOps and MLOps practices including CI/CD pipelines Knowledge of security frameworks, identity management ...

Senior Pre-Sales Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
security: designing, integrating, and securing API connections between AI platforms and business applications (e.g., CRM, ERP, data warehouses), with knowledge of protocols (REST, GraphQL) and authentication mechanisms (OAuth2.0, API keys). Data and network architecture acumen – ability to discuss and propose solutions around data governance, network segmentation, and enterprise security ...

Senior Presales Engineer

Hiring Organisation
Uniphore
Location
City of London, London, United Kingdom
security: designing, integrating, and securing API connections between AI platforms and business applications (e.g., CRM, ERP, data warehouses), with knowledge of protocols (REST, GraphQL) and authentication mechanisms (OAuth 2.0, API keys). Data and network architecture acumen – ability to discuss and propose solutions around data governance, network segmentation, and enterprise ...