13 of 13 Permanent GraphQL Jobs in Central London

Senior Software Engineer – AI / Agentic Systems

Hiring Organisation
MA (Montreal Associates)
Location
City of London, London, United Kingdom
scaling distributed systems or cloud-native platforms (AWS preferred) Experience delivering end-to-end solutions in production environments Technical Skills API development ( REST/GraphQL ) and third-party integrations Strong knowledge of databases (SQL & NoSQL) Experience with event-driven systems/messaging (Kafka, RabbitMQ, SQS, etc.) Solid understanding of system ...

Lead Software Engineer (Python)

Hiring Organisation
Circuit Mind
Location
City of London, London, United Kingdom
models. Learn, use, and improve best practices and processes for high-quality software development. Our technology stack includes Python 3.11, PostgreSQL, Django, mypy, GraphQL, Docker, Redis, Typescript, React. Qualifications We’re only considering exceptional candidates, with the following pre-requisites: 5+ years of professional software development experience. 2+ years ...

Contract Senior Software Engineer (Java or Python)

Hiring Organisation
SoCode Recruitment
Location
City of London, London, United Kingdom
evaluate AI-generated code for correctness, security, and financial accuracy Desirable, but no essential: Experience with Apache Airflow or similar workflow schedulers REST or GraphQL API design experience Knowledge of fixed income, FX, or derivatives products and associated P&L/risk methodologies ...

UK | Data Engineer ECO L3

Hiring Organisation
Brookwood Recruitment Ltd
Location
City of London, London, United Kingdom
Lambda Aurora RDS PostgreSQL EKS ECR STS Route 53 VPC Additional Technologies Kubernetes GitHub/Jenkins CI/CD Prometheus & Grafana ELK Stack Apollo GraphQL TypeScript Security & Monitoring AWS Config AWS Macie AWS GuardDuty AWS Security Hub Amazon CloudWatch Amazon CloudTrail Please apply should you meet the requirements. ...

Front-End Engineer (React) : Trading : £120-180k plus excellent bonus : London

Hiring Organisation
Hunter Bond
Location
City of London, London, United Kingdom
data, or real-time UI updates D3.js, charting libraries, or custom data visualisation Backend languages such as Python, C++, Java, or Go Familiarity with GraphQL, RESTful APIs, or event-driven systems Nice to Have (But Not Required) Exposure to financial markets, trading systems, or time-series data Experience working closely ...

Lead Fullstack Engineer

Hiring Organisation
Immersum
Location
City of London, London, United Kingdom
frontend framework (React, Vue, Next.js) Experience designing and delivering scalable, cloud-based systems (AWS, Azure or GCP) Strong understanding of API design (REST/GraphQL), databases and system architecture Experience with CI/CD, infrastructure as code (e.g. Terraform) and automated testing Ability to design for non-functional requirements (performance ...

Engineering Manager

Hiring Organisation
Formula
Location
City of London, London, United Kingdom
years of experience in engineering leadership or a closely related technical role. Hands-on experience with a modern, cloud-native tech stack: Go, gRPC, GraphQL, Postgres, Kafka, Docker & Kubernetes. Experience with CI/CD tooling (GitHub Actions, ArgoCD), Terraform, and cloud infrastructure. Strong ability to set team goals, drive prioritisation ...

Staff Platform Engineer

Hiring Organisation
Natcap
Location
City of London, London, United Kingdom
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 ...

IT Integration Developer

Hiring Organisation
Profectus Recruitment
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £80,000 per annum, Inc benefits
Services including Logic Apps, Azure Functions and API Management • Create event driven integration patterns and data flows between multiple systems • Work with REST and GraphQL APIs alongside modern authentication technologies including OAuth2, OpenID Connect and SAML • Ensure secure by design principles are embedded throughout all integration architecture • Produce and maintain ...

Product Engineer

Hiring Organisation
WireMock
Location
City Of London, England, United Kingdom
particular. Experience managing cloud infrastructure via configuration-as-code. Front end development experience - HTML, CSS and Javascript. Experience with gRPC, GraphQL or websockets development. Please only direct candidates, no recruiters. ...

Software Engineering Lead – PBSA Operations Platform (React, TypeScript)

Hiring Organisation
Viridis Real Estate Services
Location
City of London, London, United Kingdom
Location: London, Mayfair. Hybrid. Employment Type: Full-time Salary: £85,000 per annum Tech Stack: React, TypeScript, Node.js, SQL Server,CI/CD, GraphQL/REST About the Role We’re looking for a hands-on Software Engineering Lead to help shape the future of our in-house PBSA management … React, TypeScript, HTML/CSS, and frontend performance optimization. Understand backend architecture well enough to collaborate effectively (Node.js, Azure SQL, ASP.NET Core, REST/GraphQL). Know how to design multi-tenant SaaS or distributed systems. Care deeply about clean code, DX, reusability, and practical UX. Can think strategically ...

Software Engineer

Hiring Organisation
LTM
Location
City of London, London, United Kingdom
into projects. Develop scalable backend services using Golang, NestJS, and TypeScript. Work with PostgreSQL and DynamoDB databases to manage data efficiently. Build and maintain GraphQL APIs for seamless data querying. Utilize AWS services including API Gateway, Lambda, RDS, S3, Step Functions, SNS, and SQS to deploy and manage cloud-native … framework. Proficiency in Golang, ReactJS, and TypeScript. Familiarity with AWS services. Experience with microservices architecture. Preferred Skills Experience with PostgreSQL and DynamoDB. Knowledge of GraphQL APIs. Experience with Docker. ...

Frontend React Developer

Hiring Organisation
Explore Group
Location
City of London, London, United Kingdom
modern JavaScript (ES6+). Proven experience with state‐management libraries (e.g., Redux, Zustand). Solid experience integrating front‐end apps with RESTful APIs, (GraphQL is a bonus). Experience with testing frameworks (e.g., Jest , React Testing Library ). Comfortable with CI/CD pipelines, version control ( Git ), modern build tools … side rendering or static site generation (Next.js). Exposure to AI/ML integrations or advanced analytics in a front‐end context. Familiarity with GraphQL or micro‐frontend architectures or enterprise‐grade front‐end tooling. What We Offer Salary: £70,000 – £75,000 + equity participation. Hybrid working model ...