1 to 25 of 147 GraphQL Jobs

Senior Back End Developer

Hiring Organisation
KodeLab
Location
London Area, United Kingdom
Nest.js, Express.js, or FastAPI . Database Mastery – Strong SQL (PostgreSQL, MySQL) and NoSQL (MongoDB, Redis) expertise. API Development & Security – Experience in building RESTful & GraphQL APIs , JWT authentication, OAuth, and cryptographic security. Scalability & Optimization Skills – Ability to optimize database queries, caching strategies, and event-driven architectures (Kafka, RabbitMQ) . Cloud & DevOps ...

Integration Architect

Hiring Organisation
Stackstudio Digital Ltd
Location
Norwich, Norfolk, East Anglia, United Kingdom
Employment Type
Contract
Contract Rate
From £550 to £575 per day
with dead letter queues AWS Lambda event-based integrations Experience designing event-driven and microservices architectures. Strong knowledge of: API integration patterns (REST, GraphQL) ETL/ELT and data pipelines Distributed system design High throughput and low-latency data streaming Good understanding of Java/Python/Node.js for integration ...

Senior Frontend Developer

Hiring Organisation
Future Talent Group
Location
Mansfield, England, United Kingdom
frontend standards • Partnering closely with Product, Design and Content teams • Owning critical customer journeys with a focus on performance, accessibility and usability • Working with GraphQL and REST APIs, with some Node.js exposure • Mentoring engineers and elevating overall engineering standards • Identifying improvements across performance, CI/CD and developer experience What ...

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

Hiring Organisation
Salt
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £700 per day
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 ...

Full Stack Software Engineer

Hiring Organisation
Zenovo
Location
United Kingdom, United Kingdom
Employment Type
Permanent
Salary
£80000 - £90000/annum Up to £90,000 (Depending on Experien
enhanced IDEs (e.g. VS Code with Copilot, Cursor, Antigravity) and an openness to adopting new productivity tools. Experience designing and consuming REST/GraphQL APIs, working with real-time data systems (WebSockets, Kafka, MQTT), and deploying applications to cloud infrastructure. Ability to write clean, testable, and maintainable code within ...

Full Stack Software Engineer

Hiring Organisation
ZENOVO LTD
Location
Bristol Area, South West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
enhanced IDEs (e.g. VS Code with Copilot, Cursor, Antigravity) and an openness to adopting new productivity tools. Experience designing and consuming REST/GraphQL APIs, working with real-time data systems (WebSockets, Kafka, MQTT), and deploying applications to cloud infrastructure. Ability to write clean, testable, and maintainable code within ...

Lead Developer AI

Hiring Organisation
Datatech Analytics
Location
London, United Kingdom
Employment Type
Permanent
Tech environment - Not set in Stone Frontend: React, Next.js, TypeScript (or similar) Backend: Node.js (Express, NestJS) or Python (FastAPI, Django) (or similar) APIs: REST, GraphQL (or similar) Databases: PostgreSQL, MongoDB (or similar) AI/Data: Experience integrating AI/ML features via APIs (e.g. OpenAI, Anthropic or similar) Exposure ...

Lead Developer AI

Hiring Organisation
Datatech Analytics
Location
United Kingdom
Tech environment - Not set in Stone Frontend: React, Next.js, TypeScript (or similar) Backend: Node.js (Express, NestJS) or Python (FastAPI, Django) (or similar) APIs: REST, GraphQL (or similar) Databases: PostgreSQL, MongoDB (or similar) AI/Data: Experience integrating AI/ML features via APIs (e.g. OpenAI, Anthropic or similar) Exposure ...

Senior Full Stack Engineer

Hiring Organisation
Trust In SODA
Location
City of London, London, United Kingdom
backend. What You Bring to the Table React Node/TypeScript/JavaScript Cloud: AWS, Azure, or GCP. APIs: API design and integration (REST & GraphQL). AI Tooling: Confident using AI-boosted environments to ensure quality (Claude or similar). The Cherry on Top If you’ve dabbled in Infrastructure ...

Full Stack Engineer

Hiring Organisation
Bridge
Location
Newcastle Upon Tyne, England, United Kingdom
chance to influence the future of the platform. This is what you’ll be doing • Developing full stack solutions using React, Node.js, TypeScript, and GraphQL/REST. • Building reusable frameworks and APIs that support multiple products. • Creating scalable data models with PostgreSQL. • Designing and supporting secure identity and authentication services. ...

Principal Machine Learning Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Golang is a plus. Proficient with both SQL and NoSQL databases, and experience with data warehousing solutions. Demonstrated experience building robust APIs (REST, GraphQL) and operating in modern cloud environments (GCP preferred), using Kubernetes, Docker, CI/CD, and observability tools. Proven ability to lead and influence engineering direction across ...

Software Engineer

Hiring Organisation
Tec Partners
Location
Yarnton, Oxfordshire, United Kingdom
Employment Type
Permanent
Salary
£50000 - £65000/annum
patterns, and CI/CD Agile experience and strong communication skills Motivated problem solver with interest in applied science Desirable: React, TypeScript, Blazor, or GraphQL C++ or Python knowledge Docker and cloud deployment (Azure) Infrastructure as Code (Terraform) If you're interested in finding out the details, please reach ...

Senior Software Developer

Hiring Organisation
KO2 Embedded Recruitment Solutions LTD
Location
Burnley, Lancashire, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
platforms Build and optimise real-time data ingestion pipelines handling high-volume telemetry and events Develop secure, scalable RESTful and/or GraphQL APIs Architect cloud-native solutions using AWS services (IoT Core, Lambda, DynamoDB, API Gateway, etc.) Implement observability, reliability, and cost optimisation across cloud infrastructure Ensure robust ...

Senior Full-Stack Software Engineer

Hiring Organisation
Vialma
Location
Brussel (Stad), Brussel, Belgium
Employment Type
Permanent
Salary
EUR 55,000 - 65,000 Annual
Proven ability to leverage AI tools in development workflows. Backend & Platform Experience building backend systems and APIs using technologies such as: PHP REST APIs GraphQL Caching (Redis/Memcache) Message Queues - Event Driven Architecture Relational databases such as MySQL/PostgreSQL Frontend Solid experience building modern web applications using technologies ...

Principal Java Architect

Hiring Organisation
Jobleads-UK
Location
Nottingham, England, United Kingdom
complex ideas clearly to technical and non-technical audiences.**PREFERRED SKILLS/EXPERIENCE:*** Experience with reactive programming (e.g. Project Reactor, RxJava).* Exposure to GraphQL, gRPC, or API gateway patterns.* Experience with building agents or using Agentic frameworks such as LangChain4j, Embabel or equivalent.* Contributions to open-source projects ...

Senior Full Stack Software Engineer

Hiring Organisation
Bolt Technical Limited
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
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 ...

Back-End Engineer (Remote)

Hiring Organisation
Joveo Ai
Location
United Kingdom
more backend languages (Python, Java, Go, Node.js) - Strong experience with SQL and NoSQL database design and optimization - Experience designing and documenting REST or GraphQL APIs - Familiarity with containerization and orchestration (Docker, Kubernetes) - Understanding of caching, rate limiting, and API security fundamentals - Track record of building reliable systems in a production ...

Back-End Engineer (Remote)

Hiring Organisation
Joveo Ai
Location
East London, London, United Kingdom
more backend languages (Python, Java, Go, Node.js) - Strong experience with SQL and NoSQL database design and optimization - Experience designing and documenting REST or GraphQL APIs - Familiarity with containerization and orchestration (Docker, Kubernetes) - Understanding of caching, rate limiting, and API security fundamentals - Track record of building reliable systems in a production ...

Back-End Engineer (Remote)

Hiring Organisation
Joveo Ai
Location
Leeds, West Yorkshire, United Kingdom
more backend languages (Python, Java, Go, Node.js) - Strong experience with SQL and NoSQL database design and optimization - Experience designing and documenting REST or GraphQL APIs - Familiarity with containerization and orchestration (Docker, Kubernetes) - Understanding of caching, rate limiting, and API security fundamentals - Track record of building reliable systems in a production ...

Back-End Engineer (Remote)

Hiring Organisation
Joveo Ai
Location
Central London / West End, London, United Kingdom
more backend languages (Python, Java, Go, Node.js) - Strong experience with SQL and NoSQL database design and optimization - Experience designing and documenting REST or GraphQL APIs - Familiarity with containerization and orchestration (Docker, Kubernetes) - Understanding of caching, rate limiting, and API security fundamentals - Track record of building reliable systems in a production ...

Back-End Engineer (Remote)

Hiring Organisation
Joveo Ai
Location
Ashton-Under-Lyne, Greater Manchester, United Kingdom
more backend languages (Python, Java, Go, Node.js) - Strong experience with SQL and NoSQL database design and optimization - Experience designing and documenting REST or GraphQL APIs - Familiarity with containerization and orchestration (Docker, Kubernetes) - Understanding of caching, rate limiting, and API security fundamentals - Track record of building reliable systems in a production ...

Senior Front-End Developer

Hiring Organisation
Protein Works
Location
Liverpool, Merseyside, North West, United Kingdom
Employment Type
Permanent
create pixel-perfect, responsive layouts across devices. In-depth understanding of the full web development lifecycle from design to deployment. Experience with REST and GraphQL APIs and building non-blocking, asynchronous web applications. Proven track record of shipping production-ready software at scale, with experience in both manual and automated ...

Senior Full Stack Engineer @ Eloquent AI (YC X25)

Hiring Organisation
Eloquent AI
Location
United Kingdom
enterprise AI environments. You have a sharp eye for UI/UX design and have built intuitive, AI-driven interfaces. You have experience with GraphQL, WebSockets, or real-time data streaming. You’ve contributed to open-source projects or have built developer tools for AI. Whats on offer: Salary ...

Head of Software (ML & Web)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
embedded systems integration. Background or interest in scientific/biological domains. Our Tech Stack (Current & Planned) Frontend: React, TypeScript Backend: Node.js, Python, REST & GraphQL APIs Cloud & Infra: AWS (ECS, S3, Lambda), Docker, Cloudformation, Pulumi, CI/CD with GitHub Actions ML/AI: PyTorch, TensorFlow, scikit‐learn, MLflow for experiment ...

Software Development Lead

Hiring Organisation
Adler & Allan Ltd
Location
Lancashire, North West, United Kingdom
Employment Type
Permanent
Step Functions , or similar. Ensure data quality, schema governance, and reliability across ingestion and downstream data consumers. API Development Build and maintain RESTful and GraphQL APIs supporting device management, device data retrieval, and user-facing features. Ensure APIs are secure, highly available, and performant at scale. Define API standards ...