51 to 75 of 100 GraphQL Jobs in the UK

principles. PostgreSQL data model - schema design, migration management (Flyway/Liquibase), indexing strategy, and query optimisation. Design, document, and maintain RESTful and/or GraphQL APIs, ensuring consistency, versioning, and thorough OpenAPI/Swagger documentation. Identify, catalogue, and systematically address technical debt in collaboration with the wider Your background ...

client are a global semiconductor company. Key Responsibilities GitHub Adoption & Tooling: Don’t just manage GitHub; build it. Use the GitHub API/GraphQL to develop internal tools, GitHub Apps, and custom Actions that automate governance, security, and repository lifecycle management. Cloud-Native CI/CD: Design and orchestrate scalable ...

architecture patterns and modular design. • Experience with mobile CI/CD pipelines (e.g. Bitrise, Fastlane, GitHub Actions). • Strong knowledge of API integration (REST, GraphQL), Firebase services, and local data storage solutions (e.g. CoreData, Room, SQLite). • Experience across the full mobile release lifecycle, including automated testing and app distribution ...

supporting infrastructure: git, microservices, containers, etc. Comfortable working with numbers and data, with or without prior trading/finance experience. Preferred Qualifications & Experience GraphQL/Apollo Client. Experience building Single Page Applications (SPAs). Reactive mobile UI development experience. Experience with Material UI or similar component libraries. Familiarity with WebSockets ...

clean code, software architecture, and engineering fundamentals Genuine interest in building products that matter at scale Bonus Points For Experience with Python, PostgreSQL, GraphQL, AWS, or GCP Side projects, open-source work, or time in a startup Interest in AI, automation, or enterprise software Location Fully remote, open to candidates ...

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 ...

comfortable operating in a modern cloud-native engineering environment. Our current stack includes: AWS as our primary cloud platform. Python and JavaScript applications. GraphQL APIs. PostgreSQL on RDS. CI/CD with GitHub Actions. Data processing pipelines using Argo Workflows and Metaflow. Event-driven patterns using SQS. Infrastructure as Code ...

frontend systems include our clean, simple web portal for client order capture and reporting, built in TypeScript and React; with server-side REST and GraphQL APIs written in Python3. What we’re looking for... Essential skills and experience: 5+ years experience of developing complex applications using an OO language (ideally … Alembic, Pydantic Experience with relational databases, ideally Postgres Experience of message-based architectures, and queuing technologies, i.e. RabbitMQ Experience of REST and/or GraphQL APIs Knowledge of the core AWS services: i.e. EC2/ECS, RDS, S3 Experience using DataDog or similar observability tools Knowledge of containerisation: Docker, Kubernetes ...

quality Build scalable apps using Kotlin, Java, Android SDK Define architecture ( MVVM, Clean Architecture ) Collaborate with Product, Design, QA, Backend teams Integrate REST/GraphQL APIs and third-party SDKs Manage CI/CD pipelines and release processes Ensure performance, security, and app stability Requirements 10+ years Android experience, including ...

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 ...

structured and unstructured data sources, orchestration tooling, and distributed storage. RDS Postgres, MongoDB, AWS Athena, Parquet, AWS Glue, Airflow, Python, Docker, S3, GraphQL, REST. You won't know all of it, you'll be strong in your core area and curious about the rest. Nice to have : Python proficiency ...

looking for? We are seeking a skilled Backend Developer with strong experience in Java 11 and Spring Boot, along with hands-on expertise in GraphQL (Apollo/AppSync) and AWS cloud services. The ideal candidate is passionate about building scalable backend systems, optimizing APIs, and working in a cloud-native … using Spring Boot and Java 11. Build and maintain RESTful APIs to enable seamless communication with frontend applications and external systems. Design and implement GraphQL APIs using AWS AppSync for efficient data querying and manipulation. Develop and manage request/response mapping templates using Velocity Template Language (VTL). Collaborate ...

/11) with a desire to transition • 7+ years working across JVM-based backend development • Strong experience with Spring Boot and building RESTful or GraphQL services • Solid understanding of relational databases such as PostgreSQL or MySQL • Experience working within BDD or TDD environments, alongside CI/CD tooling such ...

right questions, and making reasonable bets. Bonus Experience with IoT/telemetry, energy data, or time-series workloads Familiarity with event-driven architectures, GraphQL, Airflow, or Python Personal interest in energy, climate tech, or automation Track record of owning complex systems end-to-end 5+ years of experience This role ...

Senior Back-End Software Engineer are: Design and develop backend services using Node.js and TypeScript , deployed in a cloud-native environment. Build and maintain GraphQL and REST APIs to support a range of digital products and integrations. Collaborate with architects, product managers, and other engineers to shape scalable technical solutions. … bring innovative ideas to the team. Skills & Experience needed: Essential: Strong experience with Node.js and TypeScript Proven background in microservices architecture Solid understanding of GraphQL and RESTful API design Experience with SQL and NoSQL databases Familiarity with CI/CD, automated testing, and modern development workflows Desirable: Experience with Azure ...

will be responsible for building greenfield products for internal and external applications. Key responsibilities include: Experience using/building in; back end APIs, AWS, GraphQL Establishing what 'good' engineering practices look like Stay current with emerging technologies and industry trends to drive innovation and efficiency. Help coach and mentor more ...

amazing opportunity! The following skills/experience is essential: Strong React Native development background Demonstrable experience delivering applications in both iOS and Android GraphQL and Restful APIs Solid understanding of the full mobile development life cycle Good communication skills Salary: Up to £95,000 + bonus + package Location: London ...

Java experience (Spring Boot, Bazel, Maven) with a focus on distributed services and Kubernetes (GKE). System Designer: Strong skills in API design (gRPC, GraphQL, REST) and relational databases like PostgreSQL. Cloud Proficient: Hands-on experience with GCP services, including BigQuery and Cloud SQL. Security Minded: Experience with (or strong ...

Experience with two or more of the following:Ability to read and debug Java and JavaScript (JavaScript coding is a plus) CSS, AJAX, ReactJS, GraphQL, AngularJS Mobile application development Experience using browser developer tools for troubleshooting Experience & Technical Skills Experience providing SaaS-based technical support Strong troubleshooting skills, including diagnosing ...

Javascript/Web Components Tailwind (or familiarity with CSS frameworks) HTML (with best practices and accessibility in mind) Webpack/Vite REST/GraphQL APIs Shopify CLI Git Shopify Functions Checkout Extensibility Bonus Experience: Shopify App Development How to Apply: Interested? Great! Send a brief covering letter (email) along with ...

Strong background designing and building distributed systems and APIs Proven experience building or scaling payment, ledger, or transaction systems Experience working with Elixir and GraphQL (strongly preferred) Background in eCommerce or transaction-heavy, real-time platforms operating across regions Ability to evolve existing systems pragmatically in fast-moving environments Comfortable ...

Shopify Developer in a DTC/eCommerce environment Strong expertise in Shopify Liquid and Online Store 2.0 Experience with Shopify APIs (REST/GraphQL) and third-party integrations Solid front-end skills (HTML, CSS, JavaScript) Track record of improving performance, UX, and conversion Experience with subscription platforms (Recharge, Skio, etc. ...

Shopify Developer in a DTC/eCommerce environment Strong expertise in Shopify Liquid and Online Store 2.0 Experience with Shopify APIs (REST/GraphQL) and third-party integrations Solid front-end skills (HTML, CSS, JavaScript) Track record of improving performance, UX, and conversion Experience with subscription platforms (Recharge, Skio, etc. ...

plus) Proficiency in JavaScript and ServiceNow development, including server and client-side scripting, security, and debugging Experience with ServiceNow integrations using REST, GraphQL, IntegrationHub, security configuration, and third-party apps ServiceNow certifications are highly preferred Who You'll Work With You will join an existing Agile squad comprised of engineers ...

middle. What you'll need to do this job: Full-stack: Proven experience in full-stack software development. We are using Python (REST & GraphQL) for the backend, React for the frontend. Cloud architecture design: Proven experience in scalable cloud architecture design. API design: Solid understanding API design (REST & GraphQL). ...