6 of 6 Contract OpenAPI Jobs in London

Lead Software Engineer (Node)

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £525 per day + Inside IR-35
/CD best practices Support deployment, containerisation, and platform optimisation activities Essential Skills & Experience Strong commercial experience with Node.js API development using REST and OpenAPI Web application development using HAPI Database expertise across PostgreSQL , MongoDB , and Redis Unit testing with Jest and Lab Source control using Git Cloud platform ...

Senior C# .Net Developer

Hiring Organisation
ARM
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500/day Umbrella Inside IR35
/.NET 8 | ASP.NET Core | REST APIs | SQL Server | Entity Framework | Azure | Azure DevOps | Git | Docker | Kubernetes | Kafka | Redis | JSON/XML | Swagger/OpenAPI Disclaimer: This vacancy is being advertised by either Advanced Resource Managers Limited, Advanced Resource Managers IT Limited or Advanced Resource Managers Engineering Limited ...

Senior Technical Architect - Custody & Securities Services

Hiring Organisation
Adecco
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£750 - £850/day
Domain-driven designs Distributed platforms Experience with Kafka, IBM MQ, Solace or similar messaging technologies. Strong API and integration architecture experience, including REST and OpenAPI standards. Exposure to AWS and modern cloud-native architectures. Experience within architecture governance frameworks and technical review boards. Desirable Experience Knowledge of SWIFT Messaging ...

Apigee Engineer: Apigee, GCP, Google Cloud, API

Hiring Organisation
Curo Services
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 349 Daily
proxies, shared flows, policies, API products, applications, KVMs, target Servers, environments and deployment models. Hands-on experience designing and securing REST APIs using OpenAPI, OAuth 2.0, OIDC, JWT, mTLS and certificate-management patterns. Experience with commonly used Apigee policies, including OAuthV2, VerifyAPIKey, AssignMessage, RaiseFault, ServiceCallout, SpikeArrest, Quota and threat ...

Apigee Consultants: Apigee, GCP, API, Google Cloud

Hiring Organisation
Curo Services
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 349 - 585 Daily
proxies, shared flows, policies, API products, applications, KVMs, target Servers, environments, and deployment models. Hands-on experience designing and securing REST APIs using OpenAPI, OAuth 2.0, OIDC, JWT, mTLS and certificate-management patterns. Experience with commonly used Apigee policies, including OAuthV2, VerifyAPIKey, AssignMessage, RaiseFault, ServiceCallout, SpikeArrest, Quota and threat ...

Technical Business Analyst

Hiring Organisation
Deerfoot Recruitment Solutions Limited
Location
Hounslow, London, Stanwell Moor, Surrey, United Kingdom
Employment Type
Contract
Contract Rate
£350 - £420/day Hybrid Working
airline customers, with a real say in how a complex set of connected products behaves. The role is properly technical: you'll read OpenAPI specifications, query databases and contribute to solution design, using Jira, Confluence and GitHub. It's a 12 month contract, hybrid with half your time … stories, business rules, process flows, acceptance criteria and functional specifications Analysing APIs, integrations, data flows and system interactions across interconnected products, reading Swagger and OpenAPI specifications Writing and running database queries to investigate data, validate behaviour and support analysis Contributing to solution design alongside Architects and Engineers Validating requirements ...