1 to 25 of 122 GraphQL Jobs in the UK

Node Developer

Hiring Organisation
17918
Location
London, United Kingdom
write clean, efficient, and scalable code. Familiarity with CI/CD pipelines and DevOps practices is a plus. Experience with TypeScript. Familiarity with GraphQL or other modern data-fetching technologies. Experience in integrating message brokers (e.g., RabbitMQ, Kafka). Familiarity with cloud platforms like AWS, Azure, or Google Cloud. Knowledge ...

Node Developer

Hiring Organisation
17918
Location
London, United Kingdom
write clean, efficient, and scalable code. Familiarity with CI/CD pipelines and DevOps practices is a plus. Experience with TypeScript. Familiarity with GraphQL or other modern data-fetching technologies. Experience in integrating message brokers (e.g., RabbitMQ, Kafka). Familiarity with cloud platforms like AWS, Azure, or Google Cloud. Knowledge ...

Software Engineer / Developer (All Levels) - UK Wide

Hiring Organisation
describe.me
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £140,000 per annum
modern frameworks (Spring, .NET, Django, FastAPI, Rails, Express/NestJS, Laravel, React, Vue, Next.js, Angular or equivalent) Solid grounding in REST and/or GraphQL API design Working knowledge of relational and NoSQL databases—query design, indexing, schema modelling Familiarity with containerisation (Docker) and orchestration concepts (Kubernetes basics) Cloud platform ...

Principal Engineer

Hiring Organisation
Jobleads-UK
Location
Belfast City District, Northern Ireland, United Kingdom
tooling into development processes* Knowledge of architectural patterns (e.g., Actor pattern, Domain-Driven Design).* Exposure to observability tools and performance monitoring.* Familiarity with GraphQL and event-driven architectures.* Strong analytical and problem-solving skills.* Ability to influence technical direction and drive innovation.* Domain knowledge of MIFID II or similar ...

Principal Engineer

Hiring Organisation
Jobleads-UK
Location
Belfast City, Northern Ireland, United Kingdom
tooling into development processes. Knowledge of architectural patterns (e.g., Actor pattern, Domain‐Driven Design). Exposure to observability tools and performance monitoring. Familiarity with GraphQL and event‐driven architectures. Strong analytical and problem‐solving skills. Ability to influence technical direction and drive innovation. Domain knowledge of MIFID II or similar ...

Senior Java Engineer (AWS, REST, SOAP) – Hybrid – Sussex

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
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 ...

Staff Software Engineer

Hiring Organisation
17918
Location
London, United Kingdom
messaging technologies (Kafka, RabbitMQ, SQS, NATS) and event-driven architecture patterns API Design Proven track record designing and implementing RESTful and/or GraphQL APIs that scale You may be assessed on the key critical skills relevant for success in role, such as risk and controls, change and transformation, business ...

Principal Engineer

Hiring Organisation
Jobleads-UK
Location
Belfast City District, Northern Ireland, United Kingdom
Kubernetes. React/TypeScript. Python for tooling and automation. Experience incorporating AI tools into engineering workflows. Knowledge of Domain‐Driven Design, event‐driven architecture, GraphQL or observability tooling. Previous experience within regulated financial services or capital markets (MiFID II experience is beneficial but not essential). This is a fantastic ...

Principal Technology Architect - LLMs, agentic coding systems, intelligent IDEs, AI

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
workflows where permitted; govern enterprise knowledge ingestion. Architecture & Integration Distributed systems, microservices, cloud‐native (Azure/AWS/GCP); secure API design (REST/GraphQL). MLOps & AIOps: CI/CD for AI, model lifecycle (eval, versioning, rollout/rollback), guardrails, telemetry, drift monitoring, prompt safety. DevSec & Responsible AI: Privacy ...

Lead Software Engineer - Java/React

Hiring Organisation
Jobleads-UK
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 ...

Lead Solution Architect Endur (ETRM Gas & Power Trading)

Hiring Organisation
BP Energy
Location
South West London, London, United Kingdom
Employment Type
Work From Home
attribution, settlement, confirmations and regulatory reporting. Expert understanding of integration architecture in high-performance trading environments including messaging (JMS, MQ, Kafka), API design (REST, GraphQL, gRPC), event-driven patterns, ETL/ELT, real-time market data connectivity and STP workflows. Strong data architecture expertise, including canonical data models, data mesh ...

Lead Solution Architect Endur (ETRM Gas & Power Trading)

Hiring Organisation
17918
Location
London, United Kingdom
attribution, settlement, confirmations and regulatory reporting. Expert understanding of integration architecture in high-performance trading environments including messaging (JMS, MQ, Kafka), API design (REST, GraphQL, gRPC), event-driven patterns, ETL/ELT, real-time market data connectivity and STP workflows. Strong data architecture expertise, including canonical data models, data mesh ...

Engineer C# (Full Stack)

Hiring Organisation
Jobleads-UK
Location
Greater 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. GraphQL and WebSockets. Knowledge of observability tools (e.g., OpenTelemetry, Grafana). Familiarity with Infrastructure as Code (Terraform). Understanding of financial markets or trading systems. Contribution ...

Engineer C# (Full Stack)

Hiring Organisation
Jobleads-UK
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. ...

Engineer C# (Full Stack)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
skills (SQL).* Excellent problem-solving, communication, and collaboration skills.Desired* Experience with microservices and event-driven architectures.* Experience with AI assisted design and coding.* GraphQL, and WebSockets.* Knowledge of observability tools (e.g., OpenTelemetry, Grafana).* Familiarity with Infrastructure as Code (Terraform).* Understanding of financial markets or trading systems.* Contribution ...

Senior Forward Deployed ML Engineer, Agents

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
500ms latency, natural conversation flow, turn detection, and interruption handling in real-time systems Integrate agents directly into customer codebases via REST/GraphQL/WebSocket APIs and custom SDKs (Python, TypeScript) Act as trusted technical advisor to customers, shaping AI strategy and guiding roadmap decisions from concept to production ...

Full Stack Engineer

Hiring Organisation
17918
Location
London, United Kingdom
platforms. Hands-on experience with iOS or Android native development, or React Native for mobile-first product work. Strong working knowledge of RESTful and GraphQL APIs, serverless architectures and CI/CD pipelines. Comfortable in TypeScript and JavaScript, with experience in cloud-native ecosystems and modern tooling. A track record ...

Node Developer

Hiring Organisation
17918
Location
London, United Kingdom
performance, security best practices, and error handling. Familiarity with CI/CD pipelines and DevOps practices is a plus. Experience with TypeScript. Familiarity with GraphQL or other modern data-fetching technologies. Familiarity with cloud platforms like AWS, Azure, or Google Cloud. Experience with testing frameworks like Mocha, Chai, or Jest. ...

Staff Software Engineer

Hiring Organisation
Jobleads-UK
Location
Belfast, Northern Ireland, United Kingdom
users. 7‐11 years experience developing highly scalable distributed applications, products, and services in Java and Golang. Design and develop REST, gRPC, and GraphQL APIs. Working knowledge of SQL and No‐SQL database technologies. Solid foundation in data structures, algorithms, and software design with strong analytical and debugging skills. Experience ...

Senior Lead Software Engineer

Hiring Organisation
17918
Location
Glasgow, Lanarkshire, United Kingdom
data pipelines, or mobile, with demonstrated ability to contribute across the length and breadth of a project Java/Spring Boot, Python/PySpark, GraphQL, or mobile development frameworks, with openness and aptitude to work across others as needed Experience with cloud platforms (preferably AWS) and working knowledge of both ...

Senior Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
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 Node.js Engineer

Hiring Organisation
17918
Location
London, United Kingdom
responsible for will have a global reach, impacting millions of customers. Some of the tech we are using at scale: Javascript, Typescript, Node.JS, GraphQL, REST, Kafka, Azure Cloud, Redis, Varnish Cache, Apollo Federation, Docker, Kubernetes etc. About the team Tesco s xAPI (Experience API) powers Tesco s online shopping, enabling … mobile-apps, tills in-store, scan-as-you-shop, tablets, voice assistants etc. We, the xAPI team, build products that provide the experience APIs (GraphQL) for building client applications and handle all the device traffic to support the user experience for the end-user s shopping lifecycle from product discovery ...

Staff Software Engineer- Loyalty

Hiring Organisation
Jobleads-UK
Location
City of Westminster, England, United Kingdom
Excellent communication and stakeholder management skills, with the ability to influence technical direction and work effectively across diverse teams. Our Tech Stack Java Kafka GraphQL Azure Cloud Kubernetes GitHub Actions New Relic/Dynatrace What's in it for you? Working at M&S means being part of something bigger ...

Senior Technical Lead

Hiring Organisation
InstaResource Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
with prompt engineering or AI automation pipelines is highly desirable. Core Technical Skills: .NET/C# JavaScript/TypeScript React or Next.js RESTful APIs GraphQL CI/CD pipelines (Azure DevOps or GitHub Actions) Performance optimisation WCAG 2.1 accessibility standards SEO best practices Agile/Scrum delivery experience. Desirable: Sitecore ...

Lead Software Engineer

Hiring Organisation
17918
Location
Glasgow, Lanarkshire, United Kingdom
contribute across the length and breadth of a project Proficiency in one or more of the following: Java/Spring Boot, Python/PySpark, GraphQL, or mobile development frameworks, with openness and aptitude to work across others as needed Experience with cloud platforms (preferably AWS) and working knowledge of both ...