1 to 25 of 90 GraphQL Jobs in London

Senior Software Engineer

Hiring Organisation
Build Circle
Location
City of London, London, United Kingdom
tooling and technology we are currently using: * .NET Core 3.1, Node.js, Python, Java/Kotlin * Kubernetes, Terraform, infrastructure-as-code * Typescript, React, Node, GraphQL, Apollo * AWS: Lambda, ECS, CloudFront, API Gateway, DynamoDB, Aurora, S3, SQS, SNS, Kinesis * Azure, Functions * Prometheus, Grafana, Cloudwatch for monitoring * "Elasticsearch, Logstash, Kibana" for logging * Azure ...

Senior Software Engineer

Hiring Organisation
Build Circle
Location
London Area, United Kingdom
tooling and technology we are currently using: * .NET Core 3.1, Node.js, Python, Java/Kotlin * Kubernetes, Terraform, infrastructure-as-code * Typescript, React, Node, GraphQL, Apollo * AWS: Lambda, ECS, CloudFront, API Gateway, DynamoDB, Aurora, S3, SQS, SNS, Kinesis * Azure, Functions * Prometheus, Grafana, Cloudwatch for monitoring * "Elasticsearch, Logstash, Kibana" for logging * Azure ...

Technical Lead - Head of Engineering - 2 Days Peterborough or London

Hiring Organisation
ZENZO DIGITAL LTD
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£90,000
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 ...

Senior Full Stack Software Developer

Hiring Organisation
Engineered Arts
Location
City of London, London, United Kingdom
writing unit-tested, maintainable, and scalable code. Understanding of CI/CD pipelines. Knowledge of database systems such as PostgreSQL and MySQL; interaction via GraphQL . Desirable: Experience building products with Large Language Models (LLMs) and integrating them into production environments. Experience developing in C++ and/or Rust Experience ...

Senior Full Stack Software Developer

Hiring Organisation
Engineered Arts
Location
London Area, United Kingdom
writing unit-tested, maintainable, and scalable code. Understanding of CI/CD pipelines. Knowledge of database systems such as PostgreSQL and MySQL; interaction via GraphQL . Desirable: Experience building products with Large Language Models (LLMs) and integrating them into production environments. Experience developing in C++ and/or Rust Experience ...

🐍 Python Developers Wanted DV/SC Cleared

Hiring Organisation
Areti Group | B Corp™
Location
London Area, United Kingdom
Working On: Designing and building scalable backend systems using Python Collaborating on full-stack features with TypeScript and JavaScript Creating and integrating RESTful and GraphQL APIs Working with Docker, Kubernetes, and cloud infrastructure (AWS) Developing within a microservices architecture Solving complex problems in data flow, latency, and scale Contributing ...

🐍 Python Developers Wanted DV/SC Cleared

Hiring Organisation
Areti Group | B Corp™
Location
City of London, London, United Kingdom
Working On: Designing and building scalable backend systems using Python Collaborating on full-stack features with TypeScript and JavaScript Creating and integrating RESTful and GraphQL APIs Working with Docker, Kubernetes, and cloud infrastructure (AWS) Developing within a microservices architecture Solving complex problems in data flow, latency, and scale Contributing ...

Python Developers Needed - DV/SC Cleared - Amazing Company

Hiring Organisation
Areti Group | B Corp™
Location
City of London, London, United Kingdom
Working On: Designing and building scalable backend systems using Python Collaborating on full-stack features with TypeScript and JavaScript Creating and integrating RESTful and GraphQL APIs Working with Docker, Kubernetes, and cloud infrastructure (AWS) Developing within a microservices architecture Solving complex problems in data flow, latency, and scale Contributing ...

Staff React Engineer (TypeScript + AI Experience)

Hiring Organisation
Wizeline
Location
City of London, London, United Kingdom
management patterns (Redux, Zustand, or Recoil). Proficiency with testing frameworks (Jest, React Testing Library, Cypress) and performance profiling tools. Experience integrating RESTful and GraphQL APIs . Bachelor’s degree in Computer Science, Software Engineering, or related field. Advanced English level , both written and verbal. Excellent communication, leadership, and mentoring ...

Staff React Engineer (TypeScript + AI Experience)

Hiring Organisation
Wizeline
Location
London Area, United Kingdom
management patterns (Redux, Zustand, or Recoil). Proficiency with testing frameworks (Jest, React Testing Library, Cypress) and performance profiling tools. Experience integrating RESTful and GraphQL APIs . Bachelor’s degree in Computer Science, Software Engineering, or related field. Advanced English level , both written and verbal. Excellent communication, leadership, and mentoring ...

Software Engineer | Front End | London

Hiring Organisation
SGI
Location
City Of London, England, United Kingdom
week in the office. 💷Highly competitive package + bonus + benefits What You’ll Bring Strong experience with React, TypeScript, Redux, Apollo Client , and GraphQL/REST APIs . Experience working in a cloud-native environment ( AWS or Azure ). Familiarity with data streaming (WebSockets, chunked responses) and front ...

Lead Software Engineer

Hiring Organisation
Loop Recruitment
Location
London Area, United Kingdom
scalability. What You’ll Bring 🔥 Expert-level Python & Front End engineering skills — clean, scalable, production-grade code ⚙️ Strong experience building and designing APIs (REST, GraphQL, or gRPC) 🔧 Hands-on architectural depth — Microservices, distributed systems, event-driven patterns ☁️ Cloud expertise (AWS preferred) — Lambda, ECS, DynamoDB, SQS, SNS, API Gateway 🚀 Proven track ...

Lead Software Engineer

Hiring Organisation
Loop Recruitment
Location
City of London, London, United Kingdom
scalability. What You’ll Bring 🔥 Expert-level Python & Front End engineering skills — clean, scalable, production-grade code ⚙️ Strong experience building and designing APIs (REST, GraphQL, or gRPC) 🔧 Hands-on architectural depth — Microservices, distributed systems, event-driven patterns ☁️ Cloud expertise (AWS preferred) — Lambda, ECS, DynamoDB, SQS, SNS, API Gateway 🚀 Proven track ...

Software Engineer (Backend, AI Systems)

Hiring Organisation
Locai Labs
Location
London Area, United Kingdom
working on backend systems, APIs, or AI-related products Proficiency in Python and JavaScript/TypeScript (Node.js) Strong understanding of backend architectures, REST/GraphQL APIs, and data modelling Experience with containerisation (Docker) and cloud platforms ( GCP , AWS , or similar) Familiarity with LLM or AI APIs Exposure to agentic frameworks ...

Software Engineer (Backend, AI Systems)

Hiring Organisation
Locai Labs
Location
City of London, London, United Kingdom
working on backend systems, APIs, or AI-related products Proficiency in Python and JavaScript/TypeScript (Node.js) Strong understanding of backend architectures, REST/GraphQL APIs, and data modelling Experience with containerisation (Docker) and cloud platforms ( GCP , AWS , or similar) Familiarity with LLM or AI APIs Exposure to agentic frameworks ...

Principal Software Engineer

Hiring Organisation
SGI
Location
City Of London, England, United Kingdom
highly advantageous e.g. Investment banking, trading, asset management, etc. Deep knowledge of React, TypeScript, state management (e.g. Redux or similar), Apollo Client and GraphQL/REST APIs . Experience in cloud-native environments (AWS or Azure), and how front-end and backend services fit together in distributed systems. Strong understanding ...

Software Engineer, Frontend

Hiring Organisation
Travelex
Location
London Area, United Kingdom
applications Demonstrated fluency with TypeScript, React and frameworks such as NextJS Familiarity with state management libraries (Zustand, Redux, MobX etc.) Experience working with GraphQL/REST APIs Knowledge of the web platform, including HTML, CSS and Browser APIs Experience with the testing pyramid and tools such as Vitest, Jest, Playwright ...

Software Engineer, Frontend

Hiring Organisation
Travelex
Location
City of London, London, United Kingdom
applications Demonstrated fluency with TypeScript, React and frameworks such as NextJS Familiarity with state management libraries (Zustand, Redux, MobX etc.) Experience working with GraphQL/REST APIs Knowledge of the web platform, including HTML, CSS and Browser APIs Experience with the testing pyramid and tools such as Vitest, Jest, Playwright ...

Back End Developer

Hiring Organisation
YEO Messaging
Location
City of London, London, United Kingdom
. ● Design, implement, and optimize SQL (PostgreSQL) and NoSQL (MongoDB) databases. ● Utilize Prisma ORM for efficient database interactions. ● Develop and optimize RESTful APIs and GraphQL APIs (Apollo) . ● Implement WebSockets for real-time communication. ● Ensure API security using JWT, OAuth , and other authentication mechanisms. ● Perform unit testing with Jest ...

Back End Developer

Hiring Organisation
YEO Messaging
Location
London Area, United Kingdom
. ● Design, implement, and optimize SQL (PostgreSQL) and NoSQL (MongoDB) databases. ● Utilize Prisma ORM for efficient database interactions. ● Develop and optimize RESTful APIs and GraphQL APIs (Apollo) . ● Implement WebSockets for real-time communication. ● Ensure API security using JWT, OAuth , and other authentication mechanisms. ● Perform unit testing with Jest ...

Full Stack Engineer | C#/.NET & React | London

Hiring Organisation
SGI
Location
City of London, London, United Kingdom
/CD principles and Agile/Scrum development practices. Excellent communication skills and a proactive, solution-focused mindset. Desirable extras: Experience with GraphQL , gRPC , Kafka , or Reactive Extensions (RX) . Exposure to the energy, commodities, or financial services sectors. This is an opportunity to contribute to an ambitious, data-driven ...

Full Stack Engineer | C#/.NET & React | London

Hiring Organisation
SGI
Location
London Area, United Kingdom
/CD principles and Agile/Scrum development practices. Excellent communication skills and a proactive, solution-focused mindset. Desirable extras: Experience with GraphQL , gRPC , Kafka , or Reactive Extensions (RX) . Exposure to the energy, commodities, or financial services sectors. This is an opportunity to contribute to an ambitious, data-driven ...

Frontend Developer

Hiring Organisation
Block MB
Location
Greater London, England, United Kingdom
bring Strong commercial experience with JavaScript (ES6+), Vue.js and modern front‐end tooling (Vite/Webpack, npm, Git). Confident with REST/GraphQL, browser performance and responsive UI. Passion for clean, maintainable code and good testing habits. Nice to have: TypeScript, Nuxt, Node.js, Storybook, CI/CD, Docker, Figma ...

Lead Software Engineer

Hiring Organisation
Burns Sheehan
Location
City of London, London, United Kingdom
technical roadmap planning Remain hands-on with code reviews, design, and problem solving Mentor engineers and support team leads Tech Environment React, TypeScript Node.js, GraphQL Postgres Team & Working Model Hybrid: 2–3 days per week on-site in London Company size: 60–70 people Product Engineering: 12 engineers across ...

Lead Software Engineer

Hiring Organisation
Burns Sheehan
Location
London Area, United Kingdom
technical roadmap planning Remain hands-on with code reviews, design, and problem solving Mentor engineers and support team leads Tech Environment React, TypeScript Node.js, GraphQL Postgres Team & Working Model Hybrid: 2–3 days per week on-site in London Company size: 60–70 people Product Engineering: 12 engineers across ...