1 to 25 of 90 GraphQL Jobs in the UK

Bootstrap, Tailwind), state management (Redux, Context API) Front-end testing (Jest, React Testing Library, Cypress) Backend C#, ASP.NET Core/.NET 6+ RESTful and GraphQL APIs Entity Framework Core, LINQ Authentication & authorisation (OAuth2, JWT, Azure AD) Secure coding and API versioning Data & Integration SQL Server, Azure SQL, Cosmos ...

/C++). Knowledge of infrastructure as code (IaC), DevOps methodologies, and security best practices. Exposure to monitoring tools (Prometheus, Nagios) and API design (GraphQL, REST). To find out more about Computer Futures please visit (url removed) Computer Futures, a trading division of SThree Partnership LLP is acting ...

backend development experience with: o Python (Flask, Django, FastAPI) o Node.js (Express or NestJS preferred) • Hands on experience building and consuming REST APIs or GraphQL services. • Solid understanding of microservices architecture and event-driven patterns. • Experience with relational and NoSQL databases (e.g., PostgreSQL, DynamoDB, MongoDB). • Familiarity with containerization ...

Kubernetes (very nice to have), Microservice, Tailwind/ShadCN, AWS serverless expertise (Lambda/S3/API Gateway/DynamoDB), Event-driven architectures, Python, GraphQL Benefits Extensive training & learning opportunities, including AWS cloud certifications. Structured career progression - at Reply, we encourage career growth and will give you the tools ...

champion DevOps practices, and ensure high-quality, resilient solutions that support our growing platform. 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/ ...

pride in building solutions that are performant, reliable, scalable and resilient. Key experience includes: Java 11+ enterprise development using Spring, REST and/or GraphQL APIs and microservices Modern front-end frameworks such as React (JavaScript/TypeScript); experience with AngularJS or jQuery is advantageous Build and deployment tools including ...

record maintaining secure applications in production Strong written and verbal communication skills Growth-oriented mindset Early-stage startup experience Nice to haves: SQL, ElasticSearch, GraphQL GitLab CI/CD pipelines Fullstack skills including Typescript, React, Styled-components, HTML & CSS Supply chain domain knowledge ...

within a commercial environment. Proficiency in C#, .NET, or Python for AI, automation, and application development Experience integrating AI solutions and building APIs (REST, GraphQL) Hands-on knowledge of Azure cloud services - including Azure OpenAI, AKS, Azure Container Apps Solid understanding of SQL and NoSQL databases (e.g., Cosmos DB, PostgreSQL ...

with React, Tailwind CSS, Node.js, and TypeScript . Solid understanding of microservices and modular architecture . APIs, Data & Integrations Strong experience with RESTful and GraphQL APIs . Hands-on experience with middleware and orchestration tools such as Tachyon, Temporal, or similar platforms. Experience with data ingestion, pipeline management, and distributed ...

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 ...

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 ...

Senior GraphQL Engineer (Federation) - TypeScript | Node.js | Kubernetes - Contract (Outside IR35) Location: West London (Hybrid - 2 days/week on-site) Contract: 6 months initial (extensions highly likely) Start: ASAP Eligibility: UK-based candidates only Rate: Market rates (Outside IR35) We're hiring a Senior GraphQL Engineer (GraphQL Federation) to design … build and scale high-performance GraphQL APIs in a modern TypeScript/Node.js stack, deployed to Kubernetes in a cloud-native environment. This is an ideal contract for a GraphQL specialist who loves clean schemas, resilient services, and production-grade delivery. The Role (Key Responsibilities) Own end-to-end GraphQL ...

Senior GraphQL Engineer (GraphQL Federation) to design, build and scale high-performance GraphQL APIs in a modern TypeScript/Node.js stack, deployed to Kubernetes in a cloud-native environment. This is an ideal contract for a GraphQL specialist who loves clean schemas, resilient services, and production-grade delivery. The Role … Responsibilities) Own end-to-end GraphQL API delivery : schema design through to production integration, focusing on performance, maintainability, security, and scalability . GraphQL Federation expertise : design and implement supergraphs, subgraphs, resolvers , and governance patterns (versioning, evolution, backward compatibility). Build and maintain TypeScript + Node.js backend services , integrating with modern ...

Frameworks: C#/.NET Core, React • Databases: SQL & NoSQL • Cloud & Infrastructure: AWS, Azure, GCP, Docker, Kubernetes, CI/CD • Messaging & APIs: Kafka, RabbitMQ, RESTful, GraphQL 2-stage interviews taking place next week! Don't hesitate to apply to this one. Message me for more details ...

evolution of our mobile technology stack. What You'll Do Build and maintain a high-quality React Native application. Integrate with RESTful and GraphQL APIs. Diagnose, debug, and resolve issues across the mobile stack, ensuring a smooth and reliable user experience. Participate in code reviews, offering constructive feedback and helping ...

C#/.NET Core, React, Python • Databases: SQL & NoSQL • Cloud & Infrastructure: AWS, Azure, GCP, Docker, Kubernetes, CI/CD • Messaging & APIs: Kafka, RabbitMQ, RESTful, GraphQL 2-stage interview process taking place next week ...

perfect match? Experience working with Python as your main language or willingness to adapt. Experience working with RESTful APIs and/or GraphQL Experience using version control tools (e.g., git) Experience with LangChain or LangGraph for building multi-step Agentic AI workflows is a plus, though not essential Good understanding ...

systems supporting Rates & FX platforms. Key Skills Required: Strong C#/.NET Core expertise Experience with distributed, event-driven, cloud-native architectures REST/GraphQL API development AWS or Azure cloud deployment Relational databases (MSSQL/MySQL) Proven experience leading engineering teams in Agile environments Exposure to trading systems ...

engineering Test-Driven Development (unit, integration, regression, system testing) Agile methodologies (Scrum, Kanban, SAFe, TDD, BDD) Tech Stack Exposure Golang Kafka Postgres Docker gRPC GraphQL Git Jenkins/JIRA/Rally CI/CD/CT tooling Desirable Experience in loyalty, reward or credit card industry *Rates depend on experience ...

Agile environment Strong expertise in C# and modern .NET/.NET Core Experience building distributed, event-driven systems API design and development (REST, GraphQL) Relational databases (SQL Server, MySQL, or similar) Cloud platforms such as AWS or Azure Solid understanding of the full software development lifecycle Pragmatic, delivery-focused approach ...

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 ...

development: JavaScript/TypeScript, C#, responsive design, and mobile-first development. Experience with full-stack frameworks (Next.js, Remix, Astro) and developing REST/GraphQL APIs. Knowledge of UX, UI principles, and customer journeys. Experience with cloud platforms, preferably Microsoft Azure. Understanding of SEO best practices, Google Shopping Feed, and Google ...

reusable React.js components using TypeScript. Translate UX/UI designs into responsive and accessible web interfaces. Integrate front-end applications with RESTful and GraphQL APIs. Implement secure authentication, session management, and data handling. Optimise applications for performance, accessibility, and cross-browser compatibility. Maintain consistent styling using frameworks such as Material ...

Desired Skills Degree in Computer Science, Engineering, or equivalent experience Test-Driven Development (TDD), BDD Unit, integration and regression testing Kafka, PostgreSQL, gRPC, Docker, GraphQL Jenkins, JIRA or Rally Git or SVN Tech environment includes: Golang, Java, REST, Git, Jenkins, NoSQL, PostgreSQL, Kafka, Docker. If you are a Golang Software ...

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 ...