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26 Contract API jobs in Oxfordshire + 20 miles
210 exact matches jobs are outside your preferred location
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Proficiency in at least one major API testing framework - Experience withAzure (APIM, Azure Functions, API Services), React/React-Native and.NET Core
Proficiency in at least one major API testing framework - Experience withAzure (APIM, Azure Functions, API Services), React/React-Native and.NET Core
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Familiarity with tools for working with Large Language Models via API or in a local context (e.g. HuggingFace transformers).
Familiarity with tools for working with Large Language Models via API or in a local context (e.g. HuggingFace transformers).
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Junior PHP Developer
Junior PHP Developer
Rise Technical
Northampton, Northamptonshire
£26000 - £34000 per annum + Great Benefits
Experience with Git version control and API integration
Experience with Git version control and API integration
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This role involves architecting cloud-native solutions using Azure Cosmos DB (SQL API and Mongo API), implementing effective partitioning strategies, indexing, and consistency models to support real-time financial data processing. * Architect and develop cloud-native applications using Azure Cosmos DB (SQL API, Mongo API)
This role involves architecting cloud-native solutions using Azure Cosmos DB (SQL API and Mongo API), implementing effective partitioning strategies, indexing, and consistency models to support real-time financial data processing. * Architect and develop cloud-native applications using Azure Cosmos DB (SQL API, Mongo API)
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Maintain and troubleshoot the custom C# .NET backend API used as a wrapper for Contentful CMS. * API Gateway * Solid expertise in C# .NET, particularly in API development and integration. * Familiarity with Contentful CMS and API integration.
Maintain and troubleshoot the custom C# .NET backend API used as a wrapper for Contentful CMS. * API Gateway * Solid expertise in C# .NET, particularly in API development and integration. * Familiarity with Contentful CMS and API integration.
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Strong application security knowledge (OWASP Top 10, API security).
Strong application security knowledge (OWASP Top 10, API security).
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Strong application security knowledge (OWASP Top 10, API security).
Strong application security knowledge (OWASP Top 10, API security).
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API integration
API integration
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Strong application security background (OWASP Top 10, API security).
Strong application security background (OWASP Top 10, API security).
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Writing automation scripts in Postman or Ready API * Experience with writing automation scripts in Postman or Ready API
Writing automation scripts in Postman or Ready API * Experience with writing automation scripts in Postman or Ready API
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Toolbox Management: Handle data repair jobs across all client sites, create new sites, configure exports, and set up API and ADV3 accounts.
Toolbox Management: Handle data repair jobs across all client sites, create new sites, configure exports, and set up API and ADV3 accounts.
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Design, build, and manage API integrations between HubSpot and other business-critical systems. * Hands-on experience with API integrations and working with third-party tools.
Design, build, and manage API integrations between HubSpot and other business-critical systems. * Hands-on experience with API integrations and working with third-party tools.
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Senior Infrastructure Operations Engineer - SC Cleared
Senior Infrastructure Operations Engineer - SC Cleared
Certes IT Service Solutions
London
£540 - £550 per day + Negotiable
Integration: Experience with Graph API, Logic Apps, and automation runbooks for cross-platform orchestration.
Integration: Experience with Graph API, Logic Apps, and automation runbooks for cross-platform orchestration.
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API and automation experience integrating with REST APIs, building automation scripts (Python, PowerShell, Bash), and embedding configuration into CI/CD pipelines.
API and automation experience integrating with REST APIs, building automation scripts (Python, PowerShell, Bash), and embedding configuration into CI/CD pipelines.
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.NET Framework Version 4.5 or above including strong WCF\ Web API experience
.NET Framework Version 4.5 or above including strong WCF\ Web API experience
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.NET Framework Version 4.5 or above including strong WCF\ Web API experience
.NET Framework Version 4.5 or above including strong WCF\ Web API experience
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Role Title: Banking Solution Architect - Location: Knutsford or Northampton - Duration: Until 31/12/2025 - Day Rate: £467.50 Inside IR35 - We are seeking an experienced Solution Architect to provide technical leadership across core banking programmes, focusing on current account journeys, including loans, account switching, and related operational platforms. The successful candidate will be responsible for designing, developing, and implementing scalable, resilient, and secure technology solutions to address complex business challenges within the banking landscape. This role requires close collaboration with stakeholders across business and technology functions, ownership of architectural delivery, and guidance on integration strategies, balancing cloud adoption, automation, and regulatory compliance. Lead the design and technical architecture for current accounts, lo
Role Title: Banking Solution Architect - Location: Knutsford or Northampton - Duration: Until 31/12/2025 - Day Rate: £467.50 Inside IR35 - We are seeking an experienced Solution Architect to provide technical leadership across core banking programmes, focusing on current account journeys, including loans, account switching, and related operational platforms. The successful candidate will be responsible for designing, developing, and implementing scalable, resilient, and secure technology solutions to address complex business challenges within the banking landscape. This role requires close collaboration with stakeholders across business and technology functions, ownership of architectural delivery, and guidance on integration strategies, balancing cloud adoption, automation, and regulatory compliance. Lead the design and technical architecture for current accounts, lo
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Role/Job Title: Solution Architect - Work Location: Warwick, UK (3 days) Role Overview - The Solution Architect will be responsible for creating a business case to identify and select the most appropriate options for a Software as a Service (SaaS) application, whether available in the market or developed in-house. This role involves gathering and analysing requirements, designing architectural solutions, evaluating proposals through Request for Proposals (RFP), ensuring Non-Functional Requirements (NFR) are met, addressing security and IT controls, creating architectural artefacts, and leading the technical aspects of the SaaS deployment across multiple domains and Identity Provider (IdP) Single Sign-On (SSO) integrations. Additionally, the architect will understand business functional requirements to influence option selection effectively.
Role/Job Title: Solution Architect - Work Location: Warwick, UK (3 days) Role Overview - The Solution Architect will be responsible for creating a business case to identify and select the most appropriate options for a Software as a Service (SaaS) application, whether available in the market or developed in-house. This role involves gathering and analysing requirements, designing architectural solutions, evaluating proposals through Request for Proposals (RFP), ensuring Non-Functional Requirements (NFR) are met, addressing security and IT controls, creating architectural artefacts, and leading the technical aspects of the SaaS deployment across multiple domains and Identity Provider (IdP) Single Sign-On (SSO) integrations. Additionally, the architect will understand business functional requirements to influence option selection effectively.
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Experience with AWS, Kubernetes, Service Mesh, and API Security (including authentication and authorization).
Experience with AWS, Kubernetes, Service Mesh, and API Security (including authentication and authorization).
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Knowledge of scripting languages like JavaScript and familiarity with Glide API
Knowledge of scripting languages like JavaScript and familiarity with Glide API
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Experience with AWS, Kubernetes, Service Mesh, API gateways, and API Security (authentication and authorization).
Experience with AWS, Kubernetes, Service Mesh, API gateways, and API Security (authentication and authorization).
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Experience with API development and integration
Experience with API development and integration
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We employ a micro front-end (MFE) architecture on the web, and agentic workflows with API-first services behind it, to integrate risk insights seamlessly across workflows and surfaces. * Design, develop, and operate secure, scalable APIs/microservices in Python (FastAPI) or Java (Spring Boot), following API-first principles * Experience building and consuming APIs; strong grasp of REST/gRPC and API
We employ a micro front-end (MFE) architecture on the web, and agentic workflows with API-first services behind it, to integrate risk insights seamlessly across workflows and surfaces. * Design, develop, and operate secure, scalable APIs/microservices in Python (FastAPI) or Java (Spring Boot), following API-first principles * Experience building and consuming APIs; strong grasp of REST/gRPC and API
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The Digital Engineering team is responsible for providing unified digital experience to our clients that interact with Transaction Banking products via different interfaces such as Banking as a Service API, client portal, Files and SWIFT network. * Experience with Microservice architectures and REST API * Open API Familiarity with experience in building external API using REST and Webhooks
The Digital Engineering team is responsible for providing unified digital experience to our clients that interact with Transaction Banking products via different interfaces such as Banking as a Service API, client portal, Files and SWIFT network. * Experience with Microservice architectures and REST API * Open API Familiarity with experience in building external API using REST and Webhooks
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Proficient in hands-on development, coding, and API design.
Proficient in hands-on development, coding, and API design.
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