1 to 25 of 77 Permanent GraphQL Jobs in England

MERN Stack development. Strong expertise in: React.js (Hooks, Context API, Redux desirable) Node.js & Express.js MongoDB (schema design, aggregation pipelines, indexing) Experience with RESTful APIs, GraphQL (preferred), and microservices architecture. Solid understanding of HTML5, CSS3, JavaScript (ES6+). Strong knowledge of Git, CI/CD pipelines, unit testing frameworks (Jest, Mocha ...

assist in writing or reviewing technical documentation. Advocate of excellent development practices to optimise for rapid and continuous delivery of client value. React Native, GraphQL and DevOps experience beneficial Skills/Attributes Excellent collaborator, naturally works well with others across different disciplines in a cross functional team. Excellent communicator (written ...

backend. What You Bring to the Table React Node/TypeScript/JavaScript Cloud: AWS, Azure, or GCP. APIs: API design and integration (REST & GraphQL). Databases: SQL, NoSQL, real-time, etc. AI Tooling: Confident using AI-boosted environments to ensure quality (Claude or similar). The Cherry ...

assist in writing or reviewing technical documentation. Advocate of excellent development practices to optimise for rapid and continuous delivery of client value. React Native, GraphQL, DevOps and event driven architecture experience beneficial Skills/Attributes Excellent collaborator, naturally works well with others across different disciplines in a cross functional team. ...

based teams Strong communicator and effective collaborator across disciplines Bonus Points Degree in Computer Science or related field Experience with Python, TypeScript, Scala, or GraphQL Familiarity with advanced AWS services and hardware interfaces ...

Step Functions , or similar. Ensure data quality, schema governance, and reliability across ingestion and downstream data consumers. API Development Build and maintain RESTful and GraphQL APIs supporting device management, device data retrieval, and user-facing features. Ensure APIs are secure, highly available, and performant at scale. Define API standards ...

applications Building and maintaining high‐performance APIs and distributed microservices Solving problems around scalability, reliability, security, and automation Working with modern API protocols including GraphQL and gRPC Enhancing the platform that connects both traditional and on‐chain financial services Must‐have experience: Strong backend engineering background with deep coding experience ...

platform Audit, refactor, and improve legacy code without full rewrites Introduce modern front-end frameworks (React, Vue, Angular) Design and maintain APIs (REST/GraphQL) Improve performance, security, and scalability Contribute to DevOps, CI/CD, and cloud infrastructure Mentor junior developers and support best practices What Theyre Looking ...

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 ...

well-tested, and well-documented code. Must‐Have Technical Skills Expert-level Node.js development experience (TypeScript/Javascript). Professional Golang development experience. Strong GraphQL experience, including schemas, resolvers, and high-volume queries. Deep knowledge of PostgreSQL, including performance tuning and relational design. Hands-on experience with Redis for caching ...

culture, encouraging peer to peer feedback and evolving healthy, curious and humble teams. Tech Stack: Python, Javascript/Typescript, React/React Native, AWS, GraphQL, Snowflake, Airflow, DDD. This is an incredible opportunity for a Senior Software Engineer to join a unique company as they embark on a period ...

with Design tools (Figma, Sketch) Exposure to JavaScript testing frameworks e.g. Jest, Vitest, Cypress, Jasmine, etc. Knowledge of CI/CD techniques Experience with GraphQL, OpenAPi spec, JSON Schema & SQL/No SQL databases. Familiarity with MonoRepo project structures (TurboRepo) Development of APIs with Python Frameworks e.g. FastAPI Benefits Diamond ...

services and infrastructure behind Ensembls data resources, working closely with experienced engineers and scientists. You will: Develop and maintain backend APIs (eg REST/GraphQL). Contribute to CI/CD workflows, testing, and deployment. Design and optimise database interactions (e.g. MySQL, PostgreSQL, MongoDB). Support containerised services (Docker/ ...

deploy using AWS cloud infrastructure Skills & Experience Required Strong commercial experience with ReactJS Solid understanding of Node.js Experience with Rest API's and GraphQL Familiarity with testing - A/B Testing/Web Testing/Web Performance Proficient with Playwright/Cypress/Jest If the above is of interest ...

occasionally contributing to frontend flows in React/TypeScript for end-to-end delivery. Key responsibilities include: Developing backend services and APIs (REST/GraphQL). Optimising databases for performance and scalability. Implementing secure identity and authentication services. Supporting frontend delivery when required. Driving best practices in testing, CI/ ...

Full Stack Developer: Design and develop robust backend systems using Python (FastAPI or Flask). Build and integrate RESTful and GraphQL APIs . Develop React-based front-end components for a seamless user experience. Architect and deploy solutions on AWS , leveraging services like Lambda, S3, DynamoDB, and more. Write clean ...

following domains: bioinformatics, genomics, ontologies, functional annotation, and high throughput sequencing analysis, statistics Experience of some of the following technologies: Python, Rust, Perl, GraphQL, JavaScript, TypeScript, Apache, MySQL, PostgreSQL, DuckDB, SQLite Hands on experience working with AI based tools, both as a data provider and their application in the context ...

processes to boost efficiency. About You: Expertise in JavaScript/TypeScript and React development. Extensive experience with testing, Git, and working with REST/GraphQL APIs. Eager to collaborate in an office-first culture and mentor your peers. Ambitious, adaptable, and committed to professional growth. Benefits: Competitive salary, profit-sharing ...

versioning strategy, and cross-team adoption at scale - Testing discipline: unit, integration, E2E (Playwright/Cypress), visual regression, and performance budget enforcement in CI - GraphQL or REST API co-design with backend teams; schema-first development and automated type generation - Track record of measurably improving engineering standards - patterns or tooling ...

versioning strategy, and cross-team adoption at scale Testing discipline: unit, integration, E2E (Playwright/Cypress), visual regression, and performance budget enforcement in CI GraphQL or REST API co-design with backend teams; schema-first development and automated type generation Track record of measurably improving engineering standards - patterns or tooling ...

interfaces (20% of your time will be web-focused). Strong knowledge of JavaScript/TypeScript, ECMAScript standards, and modern frontend patterns. Experience with GraphQL and REST integrations. Understanding of web fundamentals (DOM, browser storage, CORS, performance). Comfortable working in cross‐functional teams with strong communication and delivery focus. ...

Kotlin and modern Android development practices Experience with Jetpack Compose, MVVM architecture, and dependency injection (e.g., Hilt or Dagger) Familiarity with RESTful APIs, GraphQL, and third-party libraries Solid understanding of the full mobile development lifecycle Experience writing unit, integration, and UI tests Ability to work independently and lead technical ...

modern robotics or real-time control frameworks and patterns (ROS 2 or DDS-base systems). Distributed systems: Expert-level knowledge of Python, REST, GraphQL, gRPC, protobuf, Docker, Ansible and message buses (NATS, Kafka or RabbitMQ). Architectural judgement: The ability to make principled trade-offs between performance, safety, maintainability ...

fast-moving environment. This is a role for someone who is comfortable building without perfect specs and takes initiative naturally. Requirements Strong Node.js and GraphQL (NestJS) experience PostgreSQL, Prisma, and solid data structures/OOP fundamentals Experience building high-concurrency, event-driven systems GCP experience (Terraform desirable) Experience working with ...

following: Integration and Data: Strong experience building complex integrations with APIs, Databricks, and SQL is essential. Modern Web Stack: High proficiency in TypeScript and GraphQL is highly valued. Cloud Architecture: Deep familiarity with the Azure suite to ensure backend stability and performance. Who You Are You don't wait ...