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        70 Permanent API jobs in Meadow Green, Welwyn Garden City + 20 miles

        AMS CWS

        Full Stack Developers (AI/ML integration)

        AMS CWS
        Mayfair, W1B 3BN
        Unspecified
        AMS is a global workforce solutions partner committed to creating inclusive, dynamic, and future-ready workplaces. We help organisations adapt, grow, and thrive in an ever-evolving world by building, shaping, and optimising diverse talent strategies. Our Contingent Workforce Solutions (CWS) is one of our service offerings. Acting as an extension of their recruitment teams, we connect them with skilled interim and temporary professionals, fostering workplaces where everyone can contribute and succeed. Our client, a major UK retail bank, provides every day banking services to over 17 million retail customers. The banks expertise and services span across Business Services, Corporate banking, Wealth Management, Group Functions, Retail and Investment Banking. On behalf of this organisation, AMS are looking for 3 - Full Stack Developers for acontract until end of 2025 based
        AMS is a global workforce solutions partner committed to creating inclusive, dynamic, and future-ready workplaces. We help organisations adapt, grow, and thrive in an ever-evolving world by building, shaping, and optimising diverse talent strategies. Our Contingent Workforce Solutions (CWS) is one of our service offerings. Acting as an extension of their recruitment teams, we connect them with skilled interim and temporary professionals, fostering workplaces where everyone can contribute and succeed. Our client, a major UK retail bank, provides every day banking services to over 17 million retail customers. The banks expertise and services span across Business Services, Corporate banking, Wealth Management, Group Functions, Retail and Investment Banking. On behalf of this organisation, AMS are looking for 3 - Full Stack Developers for acontract until end of 2025 based
        more
        NEWFEATURED
        Staffworx Limited

        AI Solution Architect (AI Agents, Retail / eCommerce)

        Staffworx Limited
        WC1A, Central London
        market rates, outside IR35 or permanent
        Utilize AWS services (Lambda, S3, API Gateway, SageMaker, DynamoDB, ECS, etc.) to deploy scalable AI solutions. * Experience with AI/ML frameworks such as TensorFlow, PyTorch, OpenAI API, or LangChain. * Strong understanding of API design, including REST, GraphQL, and WebSockets.
        Utilize AWS services (Lambda, S3, API Gateway, SageMaker, DynamoDB, ECS, etc.) to deploy scalable AI solutions. * Experience with AI/ML frameworks such as TensorFlow, PyTorch, OpenAI API, or LangChain. * Strong understanding of API design, including REST, GraphQL, and WebSockets.
        more
        Anson Mccade

        QA - Lead Automation Architect

        Anson Mccade
        NW1, North West London
        GBP 110,000.00 per year
        Champion best practices across testing disciplines including unit, integration, UI, API, and performance * Knowledge of web, mobile, API/microservices testing and contract testing (e.g. PACT)
        Champion best practices across testing disciplines including unit, integration, UI, API, and performance * Knowledge of web, mobile, API/microservices testing and contract testing (e.g. PACT)
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        PREMIUM
        Sanderson Recruitment

        SDET

        Sanderson Recruitment
        EC1, City of London
        £400 - £450 per day
        Implement and manage API and UI performance testing using JMeter, ensuring scalability and responsiveness of applications. * Utilize Fetch API to automate interactions with web services and validate data flows.
        Implement and manage API and UI performance testing using JMeter, ensuring scalability and responsiveness of applications. * Utilize Fetch API to automate interactions with web services and validate data flows.
        more
        FEATURED
        Harvey Nash

        Java Developer - ION / Credit Bonds

        Harvey Nash
        EC1, City of London
        Negotiable
        7+ years of hands-on coding in server side Java with strong emphasis on Concurrency, Collections API, Messaging and Event processing across multiple streams * Coding with FIX protocol, ION API is a strong plus
        7+ years of hands-on coding in server side Java with strong emphasis on Concurrency, Collections API, Messaging and Event processing across multiple streams * Coding with FIX protocol, ION API is a strong plus
        more
        Harvey Nash

        Java Developer - ION / Credit Bonds

        Harvey Nash
        City of London, London
        Unspecified
        7+ years of hands-on coding in server side Java with strong emphasis on Concurrency, Collections API, Messaging and Event processing across multiple streams * Coding with FIX protocol, ION API is a strong plus
        7+ years of hands-on coding in server side Java with strong emphasis on Concurrency, Collections API, Messaging and Event processing across multiple streams * Coding with FIX protocol, ION API is a strong plus
        more
        Corecruitment International

        Business Systems Architect

        Corecruitment International
        N1, North London
        £60k - 65k per year + benefits
        Manage API integrations between platforms. * Strong capability with API integrations and low/no-code tools (n8n, Zapier, Airtable, Make).
        Manage API integrations between platforms. * Strong capability with API integrations and low/no-code tools (n8n, Zapier, Airtable, Make).
        more
        FEATURED
        Reed Technology

        Mulesoft Developer

        Reed Technology
        WC2A, Central London
        £60000 - £69000 per annum + Plus Benefits
        Collaborate with Data Analysts, Architects, and system owners to improve data quality and support API/Middleware-based data management. * Full lifecycle development experience on the Mulesoft Anypoint Platform (Design Centre, Exchange, Studio, API Manager, Runtime Manager). * Proficiency in RESTful API development and working with XML, XSLT, and XSD.
        Collaborate with Data Analysts, Architects, and system owners to improve data quality and support API/Middleware-based data management. * Full lifecycle development experience on the Mulesoft Anypoint Platform (Design Centre, Exchange, Studio, API Manager, Runtime Manager). * Proficiency in RESTful API development and working with XML, XSLT, and XSD.
        more
        NEW
        IBU CONSULTING LTD

        Dynamics 365 developer

        IBU CONSULTING LTD
        Gilwell Park, E4 7FH
        Unspecified
        Perform Dataverse customizations, SQL queries, and CRUD operations using REST/Web API calls. * JavaScript (customizations & API calls)
        Perform Dataverse customizations, SQL queries, and CRUD operations using REST/Web API calls. * JavaScript (customizations & API calls)
        more
        NEW
        DGH Recruitment

        Lead Integration Architect - Workday

        DGH Recruitment
        EC1, City of London
        Negotiable
        Contract / Outside IR35 - A leading UK-based organisation is undergoing a strategic transformation of its enterprise systems, with Workday at the core of its HR and finance operations. We're seeking a Lead Integration Architect to design and oversee the integration landscape, ensuring seamless data flows across platforms using Workato. Key Responsibilities * Define and lead integration architecture across Workday and other enterprise platforms * Develop scalable, reusable integration patterns using Workato and other middleware tools * Ensure alignment with enterprise architecture principles and IT governance * Collaborate with Workday implementation teams to ensure integration readiness * Design and implement data flows between Workday and legacy systems * Support data migration, validation, and reconciliation * Own Workato platform governance, performance, and roadma
        Contract / Outside IR35 - A leading UK-based organisation is undergoing a strategic transformation of its enterprise systems, with Workday at the core of its HR and finance operations. We're seeking a Lead Integration Architect to design and oversee the integration landscape, ensuring seamless data flows across platforms using Workato. Key Responsibilities * Define and lead integration architecture across Workday and other enterprise platforms * Develop scalable, reusable integration patterns using Workato and other middleware tools * Ensure alignment with enterprise architecture principles and IT governance * Collaborate with Workday implementation teams to ensure integration readiness * Design and implement data flows between Workday and legacy systems * Support data migration, validation, and reconciliation * Own Workato platform governance, performance, and roadma
        more
        NEW
        London School of Science & Technology Ltd T/a LSST

        Student Systems Developer

        London School of Science & Technology Ltd T/a LSST
        Park Royal, W3 0XA
        Unspecified
        Authentication & Integration Services API integrations, SSO (Single Sign-On), and system interoperability with University IT infrastructure.
        Authentication & Integration Services API integrations, SSO (Single Sign-On), and system interoperability with University IT infrastructure.
        more
        Expedia Group

        Senior Marketing Cloud Developer

        Expedia Group
        Clerkenwell, EC1V 4EX
        Competitive
        This role will focus on building scalable, innovative solutions within Salesforce Marketing Cloud and Salesforce Core Platform, including the development of custom journey activities, API integrations, and bespoke applications that enhance our marketing automation and CRM capabilities. * 5+ years of experience in Salesforce Marketing Cloud development, with a strong focus on custom journey activities and API integrations.
        This role will focus on building scalable, innovative solutions within Salesforce Marketing Cloud and Salesforce Core Platform, including the development of custom journey activities, API integrations, and bespoke applications that enhance our marketing automation and CRM capabilities. * 5+ years of experience in Salesforce Marketing Cloud development, with a strong focus on custom journey activities and API integrations.
        more
        NEW

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        Frequently Asked Questions

        How many permanent API jobs are there in Meadow Green, Welwyn Garden City?
        There are 70 permanent API jobs within 20 miles of Meadow Green, Welwyn Garden City available on CWJobs right now.
        Where in Meadow Green, Welwyn Garden City are these permanent jobs?
        You can find permanent jobs in Southwark, The City, City (EC3), The City, City (EC2).
        What other similar jobs are there to permanent API jobs in Meadow Green, Welwyn Garden City?
        As well as permanent API jobs in Meadow Green, Welwyn Garden City, you can find permanent IT, Software Development, Testing, amongst many others.