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176 API jobs in Hertfordshire + 20 miles
655 exact matches jobs are outside your preferred location
Azure API Management (APIM)
Azure API Management (APIM)
Large-scale data processing; data modeling; holistic, intent-based API design
Large-scale data processing; data modeling; holistic, intent-based API design
Broad Testing Experience: Experience in front-end and API testing.
Broad Testing Experience: Experience in front-end and API testing.
Experience and knowledge of API testing and the use of Postman
Experience and knowledge of API testing and the use of Postman
The architect will lead strategic initiatives including Azure Landing Zones, cloud migrations, Kubernetes-based microservices, SD-WAN/SASE integration, API architecture, and Infrastructure-as-Code (IaC) using Terraform, while working closely with the Head of Strategy, Architecture & Platform Engineering. API Integration & Design * Design and govern enterprise API architecture for cloud-native and hybrid applications * Define standards for API security, versioning, throttling, and lifecycle management * API Design & Management (e.g., Apigee, Azure API Management)
The architect will lead strategic initiatives including Azure Landing Zones, cloud migrations, Kubernetes-based microservices, SD-WAN/SASE integration, API architecture, and Infrastructure-as-Code (IaC) using Terraform, while working closely with the Head of Strategy, Architecture & Platform Engineering. API Integration & Design * Design and govern enterprise API architecture for cloud-native and hybrid applications * Define standards for API security, versioning, throttling, and lifecycle management * API Design & Management (e.g., Apigee, Azure API Management)
We do this by providing products and services which allow our clients to efficiently collect, reconcile and disburse funds instantly via a range of payment schemes, accounts, and card products, fully controllable via API.
We do this by providing products and services which allow our clients to efficiently collect, reconcile and disburse funds instantly via a range of payment schemes, accounts, and card products, fully controllable via API.
Select, implement, and optimise testing tools and environments across functional, API, and performance testing.
Select, implement, and optimise testing tools and environments across functional, API, and performance testing.
The OpenPayd platform delivers a suite of banking and payments infrastructure: accounts in over 40 currencies, FX, on/off ramp, international and domestic payments, Open Banking services all via a single API.
The OpenPayd platform delivers a suite of banking and payments infrastructure: accounts in over 40 currencies, FX, on/off ramp, international and domestic payments, Open Banking services all via a single API.
Strong API development and database experience (Postgres/Oracle + SQL).
Strong API development and database experience (Postgres/Oracle + SQL).
NEW
Web API Services
Web API Services
Familiarity with API design and working in distributed systems
Familiarity with API design and working in distributed systems
Experience designing, building and deploying user-facing, and/or API-based products. Our API-first platform provides fully automated validators, staking & DeFi protocols access, and comprehensive data and commission management.
Experience designing, building and deploying user-facing, and/or API-based products. Our API-first platform provides fully automated validators, staking & DeFi protocols access, and comprehensive data and commission management.
Understanding of REST API design
Understanding of REST API design
We are building the first European Investment API that empowers businesses to offer seamless investment. Our Marketing team ensures Upvests Investment API is widely recognised as the best on the market. * 5+ years of product marketing experience in B2B SaaS, ideally within fintech, investments, or API-driven infrastructure.
We are building the first European Investment API that empowers businesses to offer seamless investment. Our Marketing team ensures Upvests Investment API is widely recognised as the best on the market. * 5+ years of product marketing experience in B2B SaaS, ideally within fintech, investments, or API-driven infrastructure.
Large-scale data processing; data modeling; holistic, intent-based API design
Large-scale data processing; data modeling; holistic, intent-based API design
You understand how customer data moves through CRM systems, including events and API-driven attributes
You understand how customer data moves through CRM systems, including events and API-driven attributes
Proficiency in API design and integration.
Proficiency in API design and integration.
Conduct API testing to ensure robust and reliable integration between services. * Understanding of API testing , including tools like Postman or similar.
Conduct API testing to ensure robust and reliable integration between services. * Understanding of API testing , including tools like Postman or similar.
Strong knowledge of C++ and API design Api DesignC++Linux
Strong knowledge of C++ and API design Api DesignC++Linux
Experience with Azure services such as Azure App Services, Azure Functions, Azure API Management, Azure Postgres Database, VPN, PrivateLink.
Experience with Azure services such as Azure App Services, Azure Functions, Azure API Management, Azure Postgres Database, VPN, PrivateLink.
Large-scale data processing; data modeling; holistic, intent-based API design
Large-scale data processing; data modeling; holistic, intent-based API design
Software Engineer - Python, Cloud Architecture, Databricks (or similar tech stack) - hybrid
Software Engineer - Python, Cloud Architecture, Databricks (or similar tech stack) - hybrid
FactSet Europe Ltd
London
Competitive
Proficient in Python/Typescript/Nodejs , with strong skills in API development .
Proficient in Python/Typescript/Nodejs , with strong skills in API development .
Experience with Iron Python and the API-Rest Framework.
Experience with Iron Python and the API-Rest Framework.
Proficient in headless CMS integrations (Kontent.ai, Contentful) and API-driven development
Proficient in headless CMS integrations (Kontent.ai, Contentful) and API-driven development
Strong experience in software engineering with proficiency in a language such as Python for API development, Data engineering and automation tasks * Experience in API development using tools such as FastAPI or Flask, enabling data access and integration across systems
Strong experience in software engineering with proficiency in a language such as Python for API development, Data engineering and automation tasks * Experience in API development using tools such as FastAPI or Flask, enabling data access and integration across systems