26 to 50 of 176 GraphQL Jobs in the UK

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 Software Engineer London, Greater London, England, United Kingdom

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
testing, while actively considering operational concerns such as observability, logging, and alerting throughout the development lifecycle Experience designing quality APIs such as REST, gRPC, GraphQL, and OpenAPI, and integrating with 3rd party APIs API security knowledge across OAuth2, SAML, JWT, and related standards Strong grounding in software engineering best practices ...

Software Developer | Market Making Technology

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
anticipate future challenges, ensuring operational effectiveness. Skills and Experience: Essential: Experience in C# .NET. Experience in at least one of JavaScript, Typescript, React, NodeJS, GraphQL, Docker. Experience of NoSQL or RDMS databases. Knowledge of modern CI/CD and DevOps practices. Experience working with AWS cloud services (e.g. ECS/ ...

Banking Tech Full Stack Lead Engineer (Angular/Java) - VP

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Banking domain knowledge **Required Skills & Experience*** Significant hands-on experience with Angular, TypeScript, HTML5, Java & Spring framework* Proven experience of API first solution - REST, GraphQL* Experience designing & implementing large-scale platforms using microservices architecture* Experience working in Agile/Scrum delivery teams & incremental frequent releases.* Database design and queries ...

Senior Software Engineer - Backend

Hiring Organisation
Jobleads-UK
Location
Winnersh, England, United Kingdom
Lambda Powertools (Logger, Tracer, Metrics) for observability. FastAPI or Flask for containerised microservices. Hands-on AWS expertise: Lambda, SQS, SNS, Step Functions, AppSync (GraphQL), API Gateway, CloudWatch, X-Ray, IAM, S3, and VPC fundamentals. PostgreSQL RDS - schema design, Alembic migrations, query optimisation. Redis - caching, pub/sub, distributed locks ...

Banking Tech Full Stack Lead Engineer (Angular/Java) - VP

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Banking domain knowledge Required Skills & Experience Significant hands‐on experience with Angular, TypeScript, HTML5, Java & Spring framework Proven experience of API first solution - REST, GraphQL Experience designing & implementing large‐scale platforms using microservices architecture Experience working in Agile/Scrum delivery teams & incremental frequent releases. Database design and queries ...

Banking Tech Full Stack Lead Engineer (Angular/Java) - VP

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Banking domain knowledge Required Skills & Experience Significant hands‐on experience with Angular, TypeScript, HTML5, Java & Spring framework Proven experience of API first solution - REST, GraphQL Experience designing & implementing large-scale platforms using microservices architecture Experience working in Agile/Scrum delivery teams & incremental frequent releases. Database design and queries ...

Software Engineer (Backend)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
important). Solid understanding of backend fundamentals: concurrency, data modelling, transactions, reliability, and observability. Experience designing and consuming APIs (REST/gRPC/GraphQL) and integrating with other services and data stores. Strong testing mindset and familiarity with CI/CD workflows. Clear communication skills and a collaborative approach ...

Principal Engineer - Technical Lead (Gen AI and MACH Architecture)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
/or Microsoft Azure; infrastructure design, security and operational ownership, and the ability to draw parallels across cloud providers API design: RESTful and GraphQL APIs, contract‐first design, versioning, gateway patterns and integration across SaaS, CMS, DXP and MarTech stacks Distributed systems and event‐driven architecture: messaging, async workflows, resilience ...

Node.js Developer

Hiring Organisation
Opus Recruitment Solutions
Location
Bristol, United Kingdom
Employment Type
Contract
Contract Rate
£0 - £400/day
/or NoSQL databases Familiarity with CI/CD and modern development practices Desirable Skills React development experience Kubernetes or Terraform exposure GraphQL experience Experience with high-volume, real-time systems Key Responsibilities Develop and maintain backend services using Node.js and TypeScript Build scalable APIs and data streaming solutions Develop ...

Fullstack Frontend Developer

Hiring Organisation
Opus Recruitment Solutions
Location
Bristol, United Kingdom
Employment Type
Contract
Contract Rate
£0 - £400/annum
collaborating closely with backend engineers, designers, and product teams. Tech Stack Frontend React TypeScript JavaScript (ES6+) HTML5, CSS3 Backend Exposure Node.js REST APIs/GraphQL Nice to Have AI integrations (OpenAI, Azure AI or similar) Next.js Essential Skills & Experience Strong commercial experience developing frontend applications with React Advanced JavaScript ...

Golang Engineer ( Junior to Mid-level)

Hiring Organisation
Talent-Relay Limited
Location
Burgess Hill, West Sussex, South East, United Kingdom
Employment Type
Contract
Contract Rate
From £220 to £275 per day Junior - Mid role - Long term contract - wor
solving skills. Preferred: Degree in Computer Science, Software Engineering or a related technical discipline (or equivalent commercial experience). Experience with Docker , gRPC and GraphQL . Knowledge of Continuous Integration, Continuous Deployment and Continuous Testing. Familiarity with Agile methodologies including Scrum, Kanban and SAFe. Experience using tools such as Jira ...

Full Stack Developer

Hiring Organisation
Sanderson
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£55,000 - £65,000 per annum
Jest, Playwright, Cypress or React Testing Library. A collaborative approach with excellent communication skills. Experience mentoring developers or leading technical initiatives. Nice to have GraphQL .NET or SQL Server Storybook or design systems WCAG accessibility standards Progressive Web Apps Experience integrating AI tools or LLM APIs into products ...

Senior Lead Software Engineer - React Native

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
applications using React Native in TypeScript or JavaScript Native application development across Android/iOS in Kotlin/Swift Understanding of REST APIs and GraphQL Ability to write testable, clean JavaScript code Comfortable working with projects partially or fully using TypeScript Using latest React features such as Suspense and Hooks ...

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 - Android

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

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 ...

Java Backend Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
collaborative, forward- Requirements Strong experience in Java and Spring Boot, including Spring Batch and Spring Cloud, and building microservices. Proficiency in REST API and GraphQL schema design. Experience with NoSQL data modelling, such as Azure Cosmos DB; data streaming, such as Confluent Kafka; and authentication/authorization protocols, including OAuth ...

Senior Automation Engineer - London- Global Prime Brokerage & Financing Platform

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
production experience integrating or fine-tuning LLM/GenAI solutions (OpenAI, Bedrock, or similar) Deep knowledge of Jira data model, webhooks, and REST/GraphQL APIs Strong grasp of security for SaaS integrations: OAuth, secret rotation, data-in-transit/at-rest encryption Familiarity with financial or regulated environments ...

Principal Engineer - Java - £110,000

Hiring Organisation
Intec Select Ltd
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 100,000 - 110,000 Annual
modern technologies to design and implement scalable, secure, and high-performing cloud-native solutions. API Development and Integration: Design and build secure RESTful and GraphQL APIs, ensuring seamless integration with core banking systems (e.g., Mambu) and external services like Open Banking platforms. Data Engineering and Analytics: Work closely with data ...

Principal Engineer - Java - £110,000

Hiring Organisation
Intec Select Ltd
Location
London, Broad Street, United Kingdom
Employment Type
Permanent
Salary
£100000 - £110000/annum Hybrid + 25% bonus
modern technologies to design and implement scalable, secure, and high-performing cloud-native solutions. API Development and Integration: Design and build secure RESTful and GraphQL APIs, ensuring seamless integration with core banking systems (e.g., Mambu) and external services like Open Banking platforms. Data Engineering and Analytics: Work closely with data ...

Python Application Developer with DevOps

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
with Python and software design patterns (SOLID, DRY) Expertise in AWS (or similar cloud providers), Containerization and Kubernetes Deep understanding of RESTful API or GraphQL API design and development Strong experience with GIT and CI/CD tooling (Github Actions, Gitlab, Argo CD, Azure Devops) Experience monitoring systems in production ...

Golang Software Engineer

Hiring Organisation
Jobleads-UK
Location
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 ...

Senior GenAI Architect for Cloud-Native AI Solutions

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 ...

Lead Software Engineer (Python) - US

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Mind’s software. Learn, use, and improve best practices and processes for high-quality software development. Our technology stack includes Python, PostgreSQL, Django, mypy, GraphQL, Docker, Redis, Typescript, React. Qualifications Must qualify as a “US Person” to work with ITAR-controlled data. 5+ years of professional software development experience. 2+ ...