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        352



        105 Permanent API jobs in Mayfair + 20 miles

        587 exact matches jobs are outside your preferred location

        AI Architect

        InfinityQuest Ltd,
        CB1, Cambridge
        Up to £500 per day Inside IR35
        Enterprise Engineering: Hands on experience in building data pipelines, secure API integrations, and scaling MVPs into stable, reusable services.
        Enterprise Engineering: Hands on experience in building data pipelines, secure API integrations, and scaling MVPs into stable, reusable services.
        more
        Experience with ETL, API, ESL or similar
        Experience with ETL, API, ESL or similar
        PREMIUM
        Work across front-end, API, and backend services - Frontend & API: Node.js, React, Next.js, TypeScript, Express.js, Docker, Azure Web Apps - Microsoft Azure: Function Apps, Web Apps, Kubernetes Service, Cosmos DB, API Management
        Work across front-end, API, and backend services - Frontend & API: Node.js, React, Next.js, TypeScript, Express.js, Docker, Azure Web Apps - Microsoft Azure: Function Apps, Web Apps, Kubernetes Service, Cosmos DB, API Management
        more
        NEW

        Internal Penetration Tester

        Stott & May Professional Search Limited
        London
        £450 - £600 per day
        Strong application security knowledge (OWASP Top 10, API security). Hands-on experience in end-to-end pentests (internal, external, cloud, AD, web app, API).
        Strong application security knowledge (OWASP Top 10, API security). Hands-on experience in end-to-end pentests (internal, external, cloud, AD, web app, API).
        more
        NEW

        10250545 - Internal Pen Tester

        Stott & May Professional Search Limited
        London
        £400 - £450 per day
        Strong application security knowledge (OWASP Top 10, API security). Hands-on experience in end-to-end pentests (internal, external, cloud, AD, web app, API).
        Strong application security knowledge (OWASP Top 10, API security). Hands-on experience in end-to-end pentests (internal, external, cloud, AD, web app, API).
        more
        NEW
        Strong application security knowledge (OWASP Top 10, API security). Hands-on experience in end-to-end pentests (internal, external, cloud, AD, web app, API).
        Strong application security knowledge (OWASP Top 10, API security). Hands-on experience in end-to-end pentests (internal, external, cloud, AD, web app, API).
        more
        System and Integration Architect Oracle Fusion & Oracle Cloud - Location:Oxford - Reports to:Head of Application Integration Services - Effective Date:ASAP - This leading Institute is reimagining how science and technology can solve global challenges in health, food security, climate change, and advanced automation/AI. Join a team of experts transforming pioneering science into commercial products for global benefit and long-term sustainability. The institute encourages collaboration, innovation, and perseverance. ASystem and Integration Architectwith deep expertise in Oracle Fusion Applications and Oracle Cloud technologies is sought. This is a key leadership role responsible for defining the architecture and governance of enterprise-wide integrations across Oracle SaaS, PaaS, within the Technology Department.
        System and Integration Architect Oracle Fusion & Oracle Cloud - Location:Oxford - Reports to:Head of Application Integration Services - Effective Date:ASAP - This leading Institute is reimagining how science and technology can solve global challenges in health, food security, climate change, and advanced automation/AI. Join a team of experts transforming pioneering science into commercial products for global benefit and long-term sustainability. The institute encourages collaboration, innovation, and perseverance. ASystem and Integration Architectwith deep expertise in Oracle Fusion Applications and Oracle Cloud technologies is sought. This is a key leadership role responsible for defining the architecture and governance of enterprise-wide integrations across Oracle SaaS, PaaS, within the Technology Department.
        more

        DevSecOps Pentester

        Stott & May Professional Search Limited
        London
        £500 - £550 per day
        Perform penetration testing and security reviews on CI/CD pipelines, cloud, containers, and web/API applications. Strong application security knowledge (OWASP Top 10, API security).
        Perform penetration testing and security reviews on CI/CD pipelines, cloud, containers, and web/API applications. Strong application security knowledge (OWASP Top 10, API security).
        more
        NEW
        Perform penetration testing and security reviews on CI/CD pipelines, cloud, containers, and web/API applications. Strong application security knowledge (OWASP Top 10, API security).
        Perform penetration testing and security reviews on CI/CD pipelines, cloud, containers, and web/API applications. Strong application security knowledge (OWASP Top 10, API security).
        more
        NEW
        Strong hands-on knowledge of Azure integration services (Logic Apps, Azure Functions, Service Bus, API * Experience with REST API testing, Swagger/OpenAPI validation, and API test automation. * Experience with contract testing frameworks (Pact) and API mocking/stubbing approaches.
        Strong hands-on knowledge of Azure integration services (Logic Apps, Azure Functions, Service Bus, API * Experience with REST API testing, Swagger/OpenAPI validation, and API test automation. * Experience with contract testing frameworks (Pact) and API mocking/stubbing approaches.
        more
        You will have experience working with/developing microservices, containerised applications, TypeScript, React(TypeScript), GraphQL / Hasura, API development and integration, PostgreSQL, JavaScript, GoLang, and Python. * Configure and extend Hasura GraphQL Engine, including permissions, computed fields, and API integrations.
        You will have experience working with/developing microservices, containerised applications, TypeScript, React(TypeScript), GraphQL / Hasura, API development and integration, PostgreSQL, JavaScript, GoLang, and Python. * Configure and extend Hasura GraphQL Engine, including permissions, computed fields, and API integrations.
        more
        PREMIUM

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        Frequently Asked Questions

        How many permanent API jobs are there in Mayfair?
        There are 105 permanent API jobs within 20 miles of Mayfair available on CWJobs right now.

        Where in Mayfair are these permanent jobs?
        You can find permanent jobs in Shadwell, The City, City (EC3), Frimley.

        What other similar jobs are there to permanent API jobs in Mayfair?
        As well as permanent API jobs in Mayfair, you can find permanent IT, Software Development, Architecture, amongst many others.