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        21 Permanent API jobs in Leedon + 20 miles

        418 exact matches jobs are outside your preferred location

        Senior Backend Engineer

        Plexus Resource Solutions Ltd
        City of London (EC1)
        Unspecified
        Skilled in building robust, optimized API endpoints.
        Skilled in building robust, optimized API endpoints.
        As a Software Engineer first, you will have deep expertise in at least one programming language (Python, Node.js, Java, JavaScript, TypeScript, React) and proven experience in productionising GenAI solutions, including integrating LLMs, LangChain, OpenAI API, or Claude.
        As a Software Engineer first, you will have deep expertise in at least one programming language (Python, Node.js, Java, JavaScript, TypeScript, React) and proven experience in productionising GenAI solutions, including integrating LLMs, LangChain, OpenAI API, or Claude.
        more

        Director of Technology Architecture and Data

        Henderson Scott
        North West London, London, NW1 7AW
        £125000 - £135000 per annum + Hybrid, 30 Days AL,
        Oversee cloud architecture (primarily Microsoft Azure), integration patterns, and API frameworks. * API management, data architecture, integration patterns
        Oversee cloud architecture (primarily Microsoft Azure), integration patterns, and API frameworks. * API management, data architecture, integration patterns
        more
        FEATURED
        Work across core AWS services (e.g., Lambda, DynamoDB, S3, CloudWatch, IAM, API Gateway) to support and extend contact centre functionality. * Hands-on experience with AWS services such as Lambda, S3, IAM, CloudWatch, DynamoDB, API Gateway.
        Work across core AWS services (e.g., Lambda, DynamoDB, S3, CloudWatch, IAM, API Gateway) to support and extend contact centre functionality. * Hands-on experience with AWS services such as Lambda, S3, IAM, CloudWatch, DynamoDB, API Gateway.
        more
        Build APIs using API-led connectivity and established integration patterns * Expertise in MuleSoft Anypoint Platform, Mule 4, and API-led architecture
        Build APIs using API-led connectivity and established integration patterns * Expertise in MuleSoft Anypoint Platform, Mule 4, and API-led architecture
        more
        FEATURED
        Design and implement Service-Oriented Architecture, API gateways, and scalable integration strategies. * Expert in JavaScript, API protocols, message queuing, and synchronising data across POS, WMS, CRM, and loyalty systems.
        Design and implement Service-Oriented Architecture, API gateways, and scalable integration strategies. * Expert in JavaScript, API protocols, message queuing, and synchronising data across POS, WMS, CRM, and loyalty systems.
        more

        QA Automation Engineer/Tester, Playwright, Remote

        Sanderson Recruitment
        London
        £45000 - £55000 per annum + Bonus Scheme, Healthcare
        You also will be automating a combination of Performance, UI, API, Accessibility & compatibility test types while also providing insights with the latest approaches to software engineering and be given the opportunity to update and improve the QA stack as appropriate.
        You also will be automating a combination of Performance, UI, API, Accessibility & compatibility test types while also providing insights with the latest approaches to software engineering and be given the opportunity to update and improve the QA stack as appropriate.
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        FEATURED
        Design and implement Service-Oriented Architecture, API gateways, and scalable integration strategies. * Expert in JavaScript, API protocols, message queuing, and synchronising data across POS, WMS, CRM, and loyalty systems.
        Design and implement Service-Oriented Architecture, API gateways, and scalable integration strategies. * Expert in JavaScript, API protocols, message queuing, and synchronising data across POS, WMS, CRM, and loyalty systems.
        more
        Our client is seeking an experienced Technical Architect with strong expertise in integration architecture, systems design best practice, and API design. * Define security standards for all integration points, including OAuth, API key management, encryption, and network segmentation within an Azure environment. * Advanced knowledge of API implementation, message queues (e.g., Azure Service Bus, Kafka), and event-driven architecture. * Deep expertise in RESTful API design, API gateways (ideally Azure API Management), and the OpenAPI specification.
        Our client is seeking an experienced Technical Architect with strong expertise in integration architecture, systems design best practice, and API design. * Define security standards for all integration points, including OAuth, API key management, encryption, and network segmentation within an Azure environment. * Advanced knowledge of API implementation, message queues (e.g., Azure Service Bus, Kafka), and event-driven architecture. * Deep expertise in RESTful API design, API gateways (ideally Azure API Management), and the OpenAPI specification.
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        Senior Automated & Manual Tester – Mobile, Playwright, C#, SQL, Azure

        Smart Sourcer Limited
        City of London (EC1)
        From £70,000 to £75,000 per annum + 10% bonus + excellent benefits
        Hands-on experience with Playwright or similar automation tools (e.g. Selenium) with extensive experience enhancing automated test frameworks for UI & API testing * Maintaining and enhancing UI/API test frameworks (e.g., Selenium, Playwright)
        Hands-on experience with Playwright or similar automation tools (e.g. Selenium) with extensive experience enhancing automated test frameworks for UI & API testing * Maintaining and enhancing UI/API test frameworks (e.g., Selenium, Playwright)
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        Full Stack Developer

        Loopla
        Euston, North West London (NW1), NW1 2RT
        Competitive
        Vitest/Jest, Docker, CI/CD (GitHub Actions), Shadcn/MUI, MongoDB, microservices, Cloudflare/CDNs, Firebase, Google Maps API, startup experience.
        Vitest/Jest, Docker, CI/CD (GitHub Actions), Shadcn/MUI, MongoDB, microservices, Cloudflare/CDNs, Firebase, Google Maps API, startup experience.
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        Product Owner

        Pertemps Kettering
        Telford Way Ind Est, Kettering (NN16), NN16 8JX
        £45000 - £55000 per annum
        Experience with digital solutions, cloud technologies, web platforms, CMS, and API integrations
        Experience with digital solutions, cloud technologies, web platforms, CMS, and API integrations
        FEATURED
        The role is around 50% Manuel and 50% automation with a mix of UI and API testing. * Perform exploratory and automated testing across API and UI * UI and API automation knowledge
        The role is around 50% Manuel and 50% automation with a mix of UI and API testing. * Perform exploratory and automated testing across API and UI * UI and API automation knowledge
        more

        Technical Writer

        Oscar Associates (UK) Limited
        London
        £40000 - £50000 per annum
        Audit all existing documentation including the Knowledge Base, API references, onboarding flows, and training materials * Identify the purpose of each piece of content and map it to a clear, intuitive documentation structure * Curiosity about how systems work and the confidence to explore API docs, UI flows, and business logic
        Audit all existing documentation including the Knowledge Base, API references, onboarding flows, and training materials * Identify the purpose of each piece of content and map it to a clear, intuitive documentation structure * Curiosity about how systems work and the confidence to explore API docs, UI flows, and business logic
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        Frequently Asked Questions

        How many permanent API jobs are there in Leedon?
        There are 21 permanent API jobs within 20 miles of Leedon available on CWJobs right now.

        Where in Leedon are these permanent jobs?
        You can find permanent jobs in The City, City (EC4), Southwark, Hinxton.

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