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        587 Contract API jobs in London + 20 miles

        Software Engineer (OnDMARC)

        Redsift
        London
        Competitive
        You possess a strong understanding of cloud computing, microservices, API design, and event-driven architectures.
        You possess a strong understanding of cloud computing, microservices, API design, and event-driven architectures.
        more
        NEW
        Java development, analysis and design - becoming proficient in Git, Docker, Kubernetes, Database design SQL (specifically PostgreSQL), Cloud (specifically AWS), React, API design with REST, GraphQL, and asynchronous events.
        Java development, analysis and design - becoming proficient in Git, Docker, Kubernetes, Database design SQL (specifically PostgreSQL), Cloud (specifically AWS), React, API design with REST, GraphQL, and asynchronous events.
        more
        We are now scaling up with applications designed for major meeting platforms, real-time communication channels, and a powerful Public API to extend our functionality to a broader set of applications.
        We are now scaling up with applications designed for major meeting platforms, real-time communication channels, and a powerful Public API to extend our functionality to a broader set of applications.
        more
        Designed robust data architectures with a strong grasp of distributed systems, API development, and the patterns that make complex data processing reliable and maintainable.
        Designed robust data architectures with a strong grasp of distributed systems, API development, and the patterns that make complex data processing reliable and maintainable.
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        253 exact matches jobs are outside your preferred location

        WordPress Developer - Reading

        Transparent Technology
        RG1, Reading
        £30000 - £45000 per annum + bens
        Keywords: WordPress Developer, PHP Developer, Front End Developer, Web Developer, HTML, CSS, JavaScript, Git, API, Accessibility, Digital Agency.
        Keywords: WordPress Developer, PHP Developer, Front End Developer, Web Developer, HTML, CSS, JavaScript, Git, API, Accessibility, Digital Agency.
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        NEW

        Data Integration Engineer

        Anson Mccade
        Basingstoke, Hampshire
        Up to £700 Inside IR35 Annual
        Strong understanding of API design and integration techniques (REST, Webhooks, GraphQL).
        Strong understanding of API design and integration techniques (REST, Webhooks, GraphQL).
        PREMIUM

        Lead .Net Software Developer

        Hireful
        Milton Keynes, Buckinghamshire
        £65k - £75k base salary plus Bonus and awesome benefits
        Are you a hands-on Lead or Senior .Net Developer ready to shape architecture and guide talented developers? Want a hybrid role with 3 days WFH? This is your chance to stay close to the code while making key technical decisions that drive real business impact. You'll join a collaborative, forward-thinking team building cutting-edge products — with the support, tools, and flexibility to thrive. Role: Lead Software Developer, Senior .Net Developer, Software Engineering Manager, Senior Full Stack Developer, Lead .Net Developer, Lead Software Engineer, Senior C# Developer - Salary: £65k - £75k base + Bonus - Benefits: 5% pension, 25 days holiday, 2 wellbeing days, Christmas shutdown, private healthcare, life assurance, cinema tickets & more - Location: Milton Keynes – Hybrid (2 days a week in office) If you’ve got strong .Net (C#) experience and skills in GitHub, APIs, Pos
        Are you a hands-on Lead or Senior .Net Developer ready to shape architecture and guide talented developers? Want a hybrid role with 3 days WFH? This is your chance to stay close to the code while making key technical decisions that drive real business impact. You'll join a collaborative, forward-thinking team building cutting-edge products — with the support, tools, and flexibility to thrive. Role: Lead Software Developer, Senior .Net Developer, Software Engineering Manager, Senior Full Stack Developer, Lead .Net Developer, Lead Software Engineer, Senior C# Developer - Salary: £65k - £75k base + Bonus - Benefits: 5% pension, 25 days holiday, 2 wellbeing days, Christmas shutdown, private healthcare, life assurance, cinema tickets & more - Location: Milton Keynes – Hybrid (2 days a week in office) If you’ve got strong .Net (C#) experience and skills in GitHub, APIs, Pos
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        NEWFEATURED

        Data Platform Lead

        Pertemps Thames Water
        Reading, Berkshire
        Up to £100,000 per annum depending on experience.
        Wide range of strong platform support and technical skills. (i.e. Azure DevOps, API creation, PowerShell, Python, SQL)
        Wide range of strong platform support and technical skills. (i.e. Azure DevOps, API creation, PowerShell, Python, SQL)
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        NEWFEATURED

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        What is the average salary for API in London?

        Average salary per year
        £72,499

        The average salary for a API in London is £72,499. API in London salaries range from £62,499 to £87,499.

        Frequently Asked Questions

        How many contract API jobs are there in London?
        There are 587 contract API jobs within 20 miles of London available on CWJobs right now.

        Where in London are these contract jobs?
        You can find contract jobs in City of London, South West London, South East London.

        What other similar jobs are there to contract API jobs in London?
        As well as contract API jobs in London, you can find contract DevOps, Implementation, React Developer, amongst many others.